From bbff7403fbf46f9ad92240ac213df8d30ef31b64 Mon Sep 17 00:00:00 2001 From: Florian Dold Date: Thu, 20 Sep 2018 02:56:13 +0200 Subject: update packages --- .../react-dom/umd/react-dom.development.js | 27474 ++++++++++--------- 1 file changed, 14894 insertions(+), 12580 deletions(-) (limited to 'node_modules/react-dom/umd/react-dom.development.js') diff --git a/node_modules/react-dom/umd/react-dom.development.js b/node_modules/react-dom/umd/react-dom.development.js index 371c3816e..743ac1fcf 100644 --- a/node_modules/react-dom/umd/react-dom.development.js +++ b/node_modules/react-dom/umd/react-dom.development.js @@ -1,7 +1,7 @@ -/** @license React v16.2.0 +/** @license React v16.5.2 * react-dom.development.js * - * Copyright (c) 2013-present, Facebook, Inc. + * Copyright (c) Facebook, Inc. and its affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. @@ -15,23 +15,6 @@ (global.ReactDOM = factory(global.React)); }(this, (function (React) { 'use strict'; -/** - * WARNING: DO NOT manually require this module. - * This is a replacement for `invariant(...)` used by the error code system - * and will _only_ be required by the corresponding babel pass. - * It always throws. - */ - -/** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * - */ - - - /** * Use invariant() to assert state which your program assumes to be true. * @@ -43,10 +26,10 @@ * will remain to ensure logic does not differ in production. */ -var validateFormat = function validateFormat(format) {}; +var validateFormat = function () {}; { - validateFormat = function validateFormat(format) { + validateFormat = function (format) { if (format === undefined) { throw new Error('invariant requires an error message argument'); } @@ -57,7 +40,7 @@ function invariant(condition, format, a, b, c, d, e, f) { validateFormat(format); if (!condition) { - var error; + var error = void 0; if (format === undefined) { error = new Error('Minified exception occurred; use the non-minified dev environment ' + 'for the full error message and additional helpful warnings.'); } else { @@ -74,462 +57,17 @@ function invariant(condition, format, a, b, c, d, e, f) { } } -var invariant_1 = invariant; - -!React ? invariant_1(false, 'ReactDOM was loaded before React. Make sure you load the React package before loading ReactDOM.') : void 0; - -// These attributes should be all lowercase to allow for -// case insensitive checks -var RESERVED_PROPS = { - children: true, - dangerouslySetInnerHTML: true, - defaultValue: true, - defaultChecked: true, - innerHTML: true, - suppressContentEditableWarning: true, - suppressHydrationWarning: true, - style: true -}; - -function checkMask(value, bitmask) { - return (value & bitmask) === bitmask; -} - -var DOMPropertyInjection = { - /** - * Mapping from normalized, camelcased property names to a configuration that - * specifies how the associated DOM property should be accessed or rendered. - */ - MUST_USE_PROPERTY: 0x1, - HAS_BOOLEAN_VALUE: 0x4, - HAS_NUMERIC_VALUE: 0x8, - HAS_POSITIVE_NUMERIC_VALUE: 0x10 | 0x8, - HAS_OVERLOADED_BOOLEAN_VALUE: 0x20, - HAS_STRING_BOOLEAN_VALUE: 0x40, - - /** - * Inject some specialized knowledge about the DOM. This takes a config object - * with the following properties: - * - * Properties: object mapping DOM property name to one of the - * DOMPropertyInjection constants or null. If your attribute isn't in here, - * it won't get written to the DOM. - * - * DOMAttributeNames: object mapping React attribute name to the DOM - * attribute name. Attribute names not specified use the **lowercase** - * normalized name. - * - * DOMAttributeNamespaces: object mapping React attribute name to the DOM - * attribute namespace URL. (Attribute names not specified use no namespace.) - * - * DOMPropertyNames: similar to DOMAttributeNames but for DOM properties. - * Property names not specified use the normalized name. - * - * DOMMutationMethods: Properties that require special mutation methods. If - * `value` is undefined, the mutation method should unset the property. - * - * @param {object} domPropertyConfig the config as described above. - */ - injectDOMPropertyConfig: function (domPropertyConfig) { - var Injection = DOMPropertyInjection; - var Properties = domPropertyConfig.Properties || {}; - var DOMAttributeNamespaces = domPropertyConfig.DOMAttributeNamespaces || {}; - var DOMAttributeNames = domPropertyConfig.DOMAttributeNames || {}; - var DOMMutationMethods = domPropertyConfig.DOMMutationMethods || {}; - - for (var propName in Properties) { - !!properties.hasOwnProperty(propName) ? invariant_1(false, "injectDOMPropertyConfig(...): You're trying to inject DOM property '%s' which has already been injected. You may be accidentally injecting the same DOM property config twice, or you may be injecting two configs that have conflicting property names.", propName) : void 0; - - var lowerCased = propName.toLowerCase(); - var propConfig = Properties[propName]; - - var propertyInfo = { - attributeName: lowerCased, - attributeNamespace: null, - propertyName: propName, - mutationMethod: null, - - mustUseProperty: checkMask(propConfig, Injection.MUST_USE_PROPERTY), - hasBooleanValue: checkMask(propConfig, Injection.HAS_BOOLEAN_VALUE), - hasNumericValue: checkMask(propConfig, Injection.HAS_NUMERIC_VALUE), - hasPositiveNumericValue: checkMask(propConfig, Injection.HAS_POSITIVE_NUMERIC_VALUE), - hasOverloadedBooleanValue: checkMask(propConfig, Injection.HAS_OVERLOADED_BOOLEAN_VALUE), - hasStringBooleanValue: checkMask(propConfig, Injection.HAS_STRING_BOOLEAN_VALUE) - }; - !(propertyInfo.hasBooleanValue + propertyInfo.hasNumericValue + propertyInfo.hasOverloadedBooleanValue <= 1) ? invariant_1(false, "DOMProperty: Value can be one of boolean, overloaded boolean, or numeric value, but not a combination: %s", propName) : void 0; - - if (DOMAttributeNames.hasOwnProperty(propName)) { - var attributeName = DOMAttributeNames[propName]; - - propertyInfo.attributeName = attributeName; - } - - if (DOMAttributeNamespaces.hasOwnProperty(propName)) { - propertyInfo.attributeNamespace = DOMAttributeNamespaces[propName]; - } - - if (DOMMutationMethods.hasOwnProperty(propName)) { - propertyInfo.mutationMethod = DOMMutationMethods[propName]; - } - - // Downcase references to whitelist properties to check for membership - // without case-sensitivity. This allows the whitelist to pick up - // `allowfullscreen`, which should be written using the property configuration - // for `allowFullscreen` - properties[propName] = propertyInfo; - } - } -}; - -/* eslint-disable max-len */ -var ATTRIBUTE_NAME_START_CHAR = ":A-Z_a-z\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD"; -/* eslint-enable max-len */ -var ATTRIBUTE_NAME_CHAR = ATTRIBUTE_NAME_START_CHAR + "\\-.0-9\\u00B7\\u0300-\\u036F\\u203F-\\u2040"; - - -var ROOT_ATTRIBUTE_NAME = 'data-reactroot'; - -/** - * Map from property "standard name" to an object with info about how to set - * the property in the DOM. Each object contains: - * - * attributeName: - * Used when rendering markup or with `*Attribute()`. - * attributeNamespace - * propertyName: - * Used on DOM node instances. (This includes properties that mutate due to - * external factors.) - * mutationMethod: - * If non-null, used instead of the property or `setAttribute()` after - * initial render. - * mustUseProperty: - * Whether the property must be accessed and mutated as an object property. - * hasBooleanValue: - * Whether the property should be removed when set to a falsey value. - * hasNumericValue: - * Whether the property must be numeric or parse as a numeric and should be - * removed when set to a falsey value. - * hasPositiveNumericValue: - * Whether the property must be positive numeric or parse as a positive - * numeric and should be removed when set to a falsey value. - * hasOverloadedBooleanValue: - * Whether the property can be used as a flag as well as with a value. - * Removed when strictly equal to false; present without a value when - * strictly equal to true; present with a value otherwise. - */ -var properties = {}; - -/** - * Checks whether a property name is a writeable attribute. - * @method - */ -function shouldSetAttribute(name, value) { - if (isReservedProp(name)) { - return false; - } - if (name.length > 2 && (name[0] === 'o' || name[0] === 'O') && (name[1] === 'n' || name[1] === 'N')) { - return false; - } - if (value === null) { - return true; - } - switch (typeof value) { - case 'boolean': - return shouldAttributeAcceptBooleanValue(name); - case 'undefined': - case 'number': - case 'string': - case 'object': - return true; - default: - // function, symbol - return false; - } -} - -function getPropertyInfo(name) { - return properties.hasOwnProperty(name) ? properties[name] : null; -} - -function shouldAttributeAcceptBooleanValue(name) { - if (isReservedProp(name)) { - return true; - } - var propertyInfo = getPropertyInfo(name); - if (propertyInfo) { - return propertyInfo.hasBooleanValue || propertyInfo.hasStringBooleanValue || propertyInfo.hasOverloadedBooleanValue; - } - var prefix = name.toLowerCase().slice(0, 5); - return prefix === 'data-' || prefix === 'aria-'; -} - -/** - * Checks to see if a property name is within the list of properties - * reserved for internal React operations. These properties should - * not be set on an HTML element. - * - * @private - * @param {string} name - * @return {boolean} If the name is within reserved props - */ -function isReservedProp(name) { - return RESERVED_PROPS.hasOwnProperty(name); -} - -var injection = DOMPropertyInjection; - -var MUST_USE_PROPERTY = injection.MUST_USE_PROPERTY; -var HAS_BOOLEAN_VALUE = injection.HAS_BOOLEAN_VALUE; -var HAS_NUMERIC_VALUE = injection.HAS_NUMERIC_VALUE; -var HAS_POSITIVE_NUMERIC_VALUE = injection.HAS_POSITIVE_NUMERIC_VALUE; -var HAS_OVERLOADED_BOOLEAN_VALUE = injection.HAS_OVERLOADED_BOOLEAN_VALUE; -var HAS_STRING_BOOLEAN_VALUE = injection.HAS_STRING_BOOLEAN_VALUE; - -var HTMLDOMPropertyConfig = { - // When adding attributes to this list, be sure to also add them to - // the `possibleStandardNames` module to ensure casing and incorrect - // name warnings. - Properties: { - allowFullScreen: HAS_BOOLEAN_VALUE, - // specifies target context for links with `preload` type - async: HAS_BOOLEAN_VALUE, - // Note: there is a special case that prevents it from being written to the DOM - // on the client side because the browsers are inconsistent. Instead we call focus(). - autoFocus: HAS_BOOLEAN_VALUE, - autoPlay: HAS_BOOLEAN_VALUE, - capture: HAS_OVERLOADED_BOOLEAN_VALUE, - checked: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, - cols: HAS_POSITIVE_NUMERIC_VALUE, - contentEditable: HAS_STRING_BOOLEAN_VALUE, - controls: HAS_BOOLEAN_VALUE, - 'default': HAS_BOOLEAN_VALUE, - defer: HAS_BOOLEAN_VALUE, - disabled: HAS_BOOLEAN_VALUE, - download: HAS_OVERLOADED_BOOLEAN_VALUE, - draggable: HAS_STRING_BOOLEAN_VALUE, - formNoValidate: HAS_BOOLEAN_VALUE, - hidden: HAS_BOOLEAN_VALUE, - loop: HAS_BOOLEAN_VALUE, - // Caution; `option.selected` is not updated if `select.multiple` is - // disabled with `removeAttribute`. - multiple: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, - muted: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, - noValidate: HAS_BOOLEAN_VALUE, - open: HAS_BOOLEAN_VALUE, - playsInline: HAS_BOOLEAN_VALUE, - readOnly: HAS_BOOLEAN_VALUE, - required: HAS_BOOLEAN_VALUE, - reversed: HAS_BOOLEAN_VALUE, - rows: HAS_POSITIVE_NUMERIC_VALUE, - rowSpan: HAS_NUMERIC_VALUE, - scoped: HAS_BOOLEAN_VALUE, - seamless: HAS_BOOLEAN_VALUE, - selected: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE, - size: HAS_POSITIVE_NUMERIC_VALUE, - start: HAS_NUMERIC_VALUE, - // support for projecting regular DOM Elements via V1 named slots ( shadow dom ) - span: HAS_POSITIVE_NUMERIC_VALUE, - spellCheck: HAS_STRING_BOOLEAN_VALUE, - // Style must be explicitly set in the attribute list. React components - // expect a style object - style: 0, - // Keep it in the whitelist because it is case-sensitive for SVG. - tabIndex: 0, - // itemScope is for for Microdata support. - // See http://schema.org/docs/gs.html - itemScope: HAS_BOOLEAN_VALUE, - // These attributes must stay in the white-list because they have - // different attribute names (see DOMAttributeNames below) - acceptCharset: 0, - className: 0, - htmlFor: 0, - httpEquiv: 0, - // Attributes with mutation methods must be specified in the whitelist - // Set the string boolean flag to allow the behavior - value: HAS_STRING_BOOLEAN_VALUE - }, - DOMAttributeNames: { - acceptCharset: 'accept-charset', - className: 'class', - htmlFor: 'for', - httpEquiv: 'http-equiv' - }, - DOMMutationMethods: { - value: function (node, value) { - if (value == null) { - return node.removeAttribute('value'); - } - - // Number inputs get special treatment due to some edge cases in - // Chrome. Let everything else assign the value attribute as normal. - // https://github.com/facebook/react/issues/7253#issuecomment-236074326 - if (node.type !== 'number' || node.hasAttribute('value') === false) { - node.setAttribute('value', '' + value); - } else if (node.validity && !node.validity.badInput && node.ownerDocument.activeElement !== node) { - // Don't assign an attribute if validation reports bad - // input. Chrome will clear the value. Additionally, don't - // operate on inputs that have focus, otherwise Chrome might - // strip off trailing decimal places and cause the user's - // cursor position to jump to the beginning of the input. - // - // In ReactDOMInput, we have an onBlur event that will trigger - // this function again when focus is lost. - node.setAttribute('value', '' + value); - } - } - } -}; - -var HAS_STRING_BOOLEAN_VALUE$1 = injection.HAS_STRING_BOOLEAN_VALUE; - - -var NS = { - xlink: 'http://www.w3.org/1999/xlink', - xml: 'http://www.w3.org/XML/1998/namespace' -}; - -/** - * This is a list of all SVG attributes that need special casing, - * namespacing, or boolean value assignment. - * - * When adding attributes to this list, be sure to also add them to - * the `possibleStandardNames` module to ensure casing and incorrect - * name warnings. - * - * SVG Attributes List: - * https://www.w3.org/TR/SVG/attindex.html - * SMIL Spec: - * https://www.w3.org/TR/smil - */ -var ATTRS = ['accent-height', 'alignment-baseline', 'arabic-form', 'baseline-shift', 'cap-height', 'clip-path', 'clip-rule', 'color-interpolation', 'color-interpolation-filters', 'color-profile', 'color-rendering', 'dominant-baseline', 'enable-background', 'fill-opacity', 'fill-rule', 'flood-color', 'flood-opacity', 'font-family', 'font-size', 'font-size-adjust', 'font-stretch', 'font-style', 'font-variant', 'font-weight', 'glyph-name', 'glyph-orientation-horizontal', 'glyph-orientation-vertical', 'horiz-adv-x', 'horiz-origin-x', 'image-rendering', 'letter-spacing', 'lighting-color', 'marker-end', 'marker-mid', 'marker-start', 'overline-position', 'overline-thickness', 'paint-order', 'panose-1', 'pointer-events', 'rendering-intent', 'shape-rendering', 'stop-color', 'stop-opacity', 'strikethrough-position', 'strikethrough-thickness', 'stroke-dasharray', 'stroke-dashoffset', 'stroke-linecap', 'stroke-linejoin', 'stroke-miterlimit', 'stroke-opacity', 'stroke-width', 'text-anchor', 'text-decoration', 'text-rendering', 'underline-position', 'underline-thickness', 'unicode-bidi', 'unicode-range', 'units-per-em', 'v-alphabetic', 'v-hanging', 'v-ideographic', 'v-mathematical', 'vector-effect', 'vert-adv-y', 'vert-origin-x', 'vert-origin-y', 'word-spacing', 'writing-mode', 'x-height', 'xlink:actuate', 'xlink:arcrole', 'xlink:href', 'xlink:role', 'xlink:show', 'xlink:title', 'xlink:type', 'xml:base', 'xmlns:xlink', 'xml:lang', 'xml:space']; - -var SVGDOMPropertyConfig = { - Properties: { - autoReverse: HAS_STRING_BOOLEAN_VALUE$1, - externalResourcesRequired: HAS_STRING_BOOLEAN_VALUE$1, - preserveAlpha: HAS_STRING_BOOLEAN_VALUE$1 - }, - DOMAttributeNames: { - autoReverse: 'autoReverse', - externalResourcesRequired: 'externalResourcesRequired', - preserveAlpha: 'preserveAlpha' - }, - DOMAttributeNamespaces: { - xlinkActuate: NS.xlink, - xlinkArcrole: NS.xlink, - xlinkHref: NS.xlink, - xlinkRole: NS.xlink, - xlinkShow: NS.xlink, - xlinkTitle: NS.xlink, - xlinkType: NS.xlink, - xmlBase: NS.xml, - xmlLang: NS.xml, - xmlSpace: NS.xml - } -}; - -var CAMELIZE = /[\-\:]([a-z])/g; -var capitalize = function (token) { - return token[1].toUpperCase(); -}; - -ATTRS.forEach(function (original) { - var reactName = original.replace(CAMELIZE, capitalize); - - SVGDOMPropertyConfig.Properties[reactName] = 0; - SVGDOMPropertyConfig.DOMAttributeNames[reactName] = original; -}); - -injection.injectDOMPropertyConfig(HTMLDOMPropertyConfig); -injection.injectDOMPropertyConfig(SVGDOMPropertyConfig); - -var ReactErrorUtils = { - // Used by Fiber to simulate a try-catch. - _caughtError: null, - _hasCaughtError: false, - - // Used by event system to capture/rethrow the first error. - _rethrowError: null, - _hasRethrowError: false, - - injection: { - injectErrorUtils: function (injectedErrorUtils) { - !(typeof injectedErrorUtils.invokeGuardedCallback === 'function') ? invariant_1(false, 'Injected invokeGuardedCallback() must be a function.') : void 0; - invokeGuardedCallback = injectedErrorUtils.invokeGuardedCallback; - } - }, - - /** - * Call a function while guarding against errors that happens within it. - * Returns an error if it throws, otherwise null. - * - * In production, this is implemented using a try-catch. The reason we don't - * use a try-catch directly is so that we can swap out a different - * implementation in DEV mode. - * - * @param {String} name of the guard to use for logging or debugging - * @param {Function} func The function to invoke - * @param {*} context The context to use when calling the function - * @param {...*} args Arguments for function - */ - invokeGuardedCallback: function (name, func, context, a, b, c, d, e, f) { - invokeGuardedCallback.apply(ReactErrorUtils, arguments); - }, - - /** - * Same as invokeGuardedCallback, but instead of returning an error, it stores - * it in a global so it can be rethrown by `rethrowCaughtError` later. - * TODO: See if _caughtError and _rethrowError can be unified. - * - * @param {String} name of the guard to use for logging or debugging - * @param {Function} func The function to invoke - * @param {*} context The context to use when calling the function - * @param {...*} args Arguments for function - */ - invokeGuardedCallbackAndCatchFirstError: function (name, func, context, a, b, c, d, e, f) { - ReactErrorUtils.invokeGuardedCallback.apply(this, arguments); - if (ReactErrorUtils.hasCaughtError()) { - var error = ReactErrorUtils.clearCaughtError(); - if (!ReactErrorUtils._hasRethrowError) { - ReactErrorUtils._hasRethrowError = true; - ReactErrorUtils._rethrowError = error; - } - } - }, - - /** - * During execution of guarded functions we will capture the first error which - * we will rethrow to be handled by the top level error handler. - */ - rethrowCaughtError: function () { - return rethrowCaughtError.apply(ReactErrorUtils, arguments); - }, - - hasCaughtError: function () { - return ReactErrorUtils._hasCaughtError; - }, +// Relying on the `invariant()` implementation lets us +// preserve the format and params in the www builds. - clearCaughtError: function () { - if (ReactErrorUtils._hasCaughtError) { - var error = ReactErrorUtils._caughtError; - ReactErrorUtils._caughtError = null; - ReactErrorUtils._hasCaughtError = false; - return error; - } else { - invariant_1(false, 'clearCaughtError was called but no error was captured. This error is likely caused by a bug in React. Please file an issue.'); - } - } -}; +!React ? invariant(false, 'ReactDOM was loaded before React. Make sure you load the React package before loading ReactDOM.') : void 0; -var invokeGuardedCallback = function (name, func, context, a, b, c, d, e, f) { - ReactErrorUtils._hasCaughtError = false; - ReactErrorUtils._caughtError = null; +var invokeGuardedCallbackImpl = function (name, func, context, a, b, c, d, e, f) { var funcArgs = Array.prototype.slice.call(arguments, 3); try { func.apply(context, funcArgs); } catch (error) { - ReactErrorUtils._caughtError = error; - ReactErrorUtils._hasCaughtError = true; + this.onError(error); } }; @@ -559,6 +97,13 @@ var invokeGuardedCallback = function (name, func, context, a, b, c, d, e, f) { var fakeNode = document.createElement('react'); var invokeGuardedCallbackDev = function (name, func, context, a, b, c, d, e, f) { + // If document doesn't exist we know for sure we will crash in this method + // when we call document.createEvent(). However this can cause confusing + // errors: https://github.com/facebookincubator/create-react-app/issues/3482 + // So we preemptively throw with a better message instead. + !(typeof document !== 'undefined') ? invariant(false, 'The `document` global was defined when React was initialized, but is not defined anymore. This can happen in a test environment if a component schedules an update from an asynchronous callback, but the test has already finished running. To solve this, you can either unmount the component at the end of your test (and ensure that any asynchronous operations get canceled in `componentWillUnmount`), or you can change the test itself to be asynchronous.') : void 0; + var evt = document.createEvent('Event'); + // Keeps track of whether the user-provided callback threw an error. We // set this to true at the beginning, then set it to false right after // calling the function. If the function errors, `didError` will never be @@ -567,6 +112,11 @@ var invokeGuardedCallback = function (name, func, context, a, b, c, d, e, f) { // the error event at all. var didError = true; + // Keeps track of the value of window.event so that we can reset it + // during the callback to let user code access window.event in the + // browsers that support it. + var windowEvent = window.event; + // Create an event handler for our fake event. We will synchronously // dispatch our fake event using `dispatchEvent`. Inside the handler, we // call the user-provided callback. @@ -577,6 +127,15 @@ var invokeGuardedCallback = function (name, func, context, a, b, c, d, e, f) { // nested call would trigger the fake event handlers of any call higher // in the stack. fakeNode.removeEventListener(evtType, callCallback, false); + + // We check for window.hasOwnProperty('event') to prevent the + // window.event assignment in both IE <= 10 as they throw an error + // "Member not found" in strict mode, and in Firefox which does not + // support window.event. + if (typeof window.event !== 'undefined' && window.hasOwnProperty('event')) { + window.event = windowEvent; + } + func.apply(context, funcArgs); didError = false; } @@ -597,24 +156,35 @@ var invokeGuardedCallback = function (name, func, context, a, b, c, d, e, f) { var didSetError = false; var isCrossOriginError = false; - function onError(event) { + function handleWindowError(event) { error = event.error; didSetError = true; if (error === null && event.colno === 0 && event.lineno === 0) { isCrossOriginError = true; } + if (event.defaultPrevented) { + // Some other error handler has prevented default. + // Browsers silence the error report if this happens. + // We'll remember this to later decide whether to log it or not. + if (error != null && typeof error === 'object') { + try { + error._suppressLogging = true; + } catch (inner) { + // Ignore. + } + } + } } // Create a fake event type. var evtType = 'react-' + (name ? name : 'invokeguardedcallback'); // Attach our event handlers - window.addEventListener('error', onError); + window.addEventListener('error', handleWindowError); fakeNode.addEventListener(evtType, callCallback, false); // Synchronously dispatch our fake event. If the user-provided function // errors, it will trigger our global error handler. - var evt = document.createEvent('Event'); evt.initEvent(evtType, false, false); fakeNode.dispatchEvent(evt); @@ -625,30 +195,102 @@ var invokeGuardedCallback = function (name, func, context, a, b, c, d, e, f) { } else if (isCrossOriginError) { error = new Error("A cross-origin error was thrown. React doesn't have access to " + 'the actual error object in development. ' + 'See https://fb.me/react-crossorigin-error for more information.'); } - ReactErrorUtils._hasCaughtError = true; - ReactErrorUtils._caughtError = error; - } else { - ReactErrorUtils._hasCaughtError = false; - ReactErrorUtils._caughtError = null; + this.onError(error); } // Remove our event listeners - window.removeEventListener('error', onError); + window.removeEventListener('error', handleWindowError); }; - invokeGuardedCallback = invokeGuardedCallbackDev; + invokeGuardedCallbackImpl = invokeGuardedCallbackDev; } } -var rethrowCaughtError = function () { - if (ReactErrorUtils._hasRethrowError) { - var error = ReactErrorUtils._rethrowError; - ReactErrorUtils._rethrowError = null; - ReactErrorUtils._hasRethrowError = false; - throw error; +var invokeGuardedCallbackImpl$1 = invokeGuardedCallbackImpl; + +// Used by Fiber to simulate a try-catch. +var hasError = false; +var caughtError = null; + +// Used by event system to capture/rethrow the first error. +var hasRethrowError = false; +var rethrowError = null; + +var reporter = { + onError: function (error) { + hasError = true; + caughtError = error; } }; +/** + * Call a function while guarding against errors that happens within it. + * Returns an error if it throws, otherwise null. + * + * In production, this is implemented using a try-catch. The reason we don't + * use a try-catch directly is so that we can swap out a different + * implementation in DEV mode. + * + * @param {String} name of the guard to use for logging or debugging + * @param {Function} func The function to invoke + * @param {*} context The context to use when calling the function + * @param {...*} args Arguments for function + */ +function invokeGuardedCallback(name, func, context, a, b, c, d, e, f) { + hasError = false; + caughtError = null; + invokeGuardedCallbackImpl$1.apply(reporter, arguments); +} + +/** + * Same as invokeGuardedCallback, but instead of returning an error, it stores + * it in a global so it can be rethrown by `rethrowCaughtError` later. + * TODO: See if caughtError and rethrowError can be unified. + * + * @param {String} name of the guard to use for logging or debugging + * @param {Function} func The function to invoke + * @param {*} context The context to use when calling the function + * @param {...*} args Arguments for function + */ +function invokeGuardedCallbackAndCatchFirstError(name, func, context, a, b, c, d, e, f) { + invokeGuardedCallback.apply(this, arguments); + if (hasError) { + var error = clearCaughtError(); + if (!hasRethrowError) { + hasRethrowError = true; + rethrowError = error; + } + } +} + +/** + * During execution of guarded functions we will capture the first error which + * we will rethrow to be handled by the top level error handler. + */ +function rethrowCaughtError() { + if (hasRethrowError) { + var error = rethrowError; + hasRethrowError = false; + rethrowError = null; + throw error; + } +} + +function hasCaughtError() { + return hasError; +} + +function clearCaughtError() { + if (hasError) { + var error = caughtError; + hasError = false; + caughtError = null; + return error; + } else { + invariant(false, 'clearCaughtError was called but no error was captured. This error is likely caused by a bug in React. Please file an issue.'); + } +} + /** * Injectable ordering of event plugins. */ @@ -672,15 +314,15 @@ function recomputePluginOrdering() { for (var pluginName in namesToPlugins) { var pluginModule = namesToPlugins[pluginName]; var pluginIndex = eventPluginOrder.indexOf(pluginName); - !(pluginIndex > -1) ? invariant_1(false, 'EventPluginRegistry: Cannot inject event plugins that do not exist in the plugin ordering, `%s`.', pluginName) : void 0; + !(pluginIndex > -1) ? invariant(false, 'EventPluginRegistry: Cannot inject event plugins that do not exist in the plugin ordering, `%s`.', pluginName) : void 0; if (plugins[pluginIndex]) { continue; } - !pluginModule.extractEvents ? invariant_1(false, 'EventPluginRegistry: Event plugins must implement an `extractEvents` method, but `%s` does not.', pluginName) : void 0; + !pluginModule.extractEvents ? invariant(false, 'EventPluginRegistry: Event plugins must implement an `extractEvents` method, but `%s` does not.', pluginName) : void 0; plugins[pluginIndex] = pluginModule; var publishedEvents = pluginModule.eventTypes; for (var eventName in publishedEvents) { - !publishEventForPlugin(publishedEvents[eventName], pluginModule, eventName) ? invariant_1(false, 'EventPluginRegistry: Failed to publish event `%s` for plugin `%s`.', eventName, pluginName) : void 0; + !publishEventForPlugin(publishedEvents[eventName], pluginModule, eventName) ? invariant(false, 'EventPluginRegistry: Failed to publish event `%s` for plugin `%s`.', eventName, pluginName) : void 0; } } } @@ -694,7 +336,7 @@ function recomputePluginOrdering() { * @private */ function publishEventForPlugin(dispatchConfig, pluginModule, eventName) { - !!eventNameDispatchConfigs.hasOwnProperty(eventName) ? invariant_1(false, 'EventPluginHub: More than one plugin attempted to publish the same event name, `%s`.', eventName) : void 0; + !!eventNameDispatchConfigs.hasOwnProperty(eventName) ? invariant(false, 'EventPluginHub: More than one plugin attempted to publish the same event name, `%s`.', eventName) : void 0; eventNameDispatchConfigs[eventName] = dispatchConfig; var phasedRegistrationNames = dispatchConfig.phasedRegistrationNames; @@ -721,7 +363,7 @@ function publishEventForPlugin(dispatchConfig, pluginModule, eventName) { * @private */ function publishRegistrationName(registrationName, pluginModule, eventName) { - !!registrationNameModules[registrationName] ? invariant_1(false, 'EventPluginHub: More than one plugin attempted to publish the same registration name, `%s`.', registrationName) : void 0; + !!registrationNameModules[registrationName] ? invariant(false, 'EventPluginHub: More than one plugin attempted to publish the same registration name, `%s`.', registrationName) : void 0; registrationNameModules[registrationName] = pluginModule; registrationNameDependencies[registrationName] = pluginModule.eventTypes[eventName].dependencies; @@ -780,7 +422,7 @@ var possibleRegistrationNames = {}; * @see {EventPluginHub.injection.injectEventPluginOrder} */ function injectEventPluginOrder(injectedEventPluginOrder) { - !!eventPluginOrder ? invariant_1(false, 'EventPluginRegistry: Cannot inject event plugin ordering more than once. You are likely trying to load more than one copy of React.') : void 0; + !!eventPluginOrder ? invariant(false, 'EventPluginRegistry: Cannot inject event plugin ordering more than once. You are likely trying to load more than one copy of React.') : void 0; // Clone the ordering so it cannot be dynamically mutated. eventPluginOrder = Array.prototype.slice.call(injectedEventPluginOrder); recomputePluginOrdering(); @@ -804,7 +446,7 @@ function injectEventPluginsByName(injectedNamesToPlugins) { } var pluginModule = injectedNamesToPlugins[pluginName]; if (!namesToPlugins.hasOwnProperty(pluginName) || namesToPlugins[pluginName] !== pluginModule) { - !!namesToPlugins[pluginName] ? invariant_1(false, 'EventPluginRegistry: Cannot inject two different event plugins using the same name, `%s`.', pluginName) : void 0; + !!namesToPlugins[pluginName] ? invariant(false, 'EventPluginRegistry: Cannot inject two different event plugins using the same name, `%s`.', pluginName) : void 0; namesToPlugins[pluginName] = pluginModule; isOrderingDirty = true; } @@ -814,63 +456,6 @@ function injectEventPluginsByName(injectedNamesToPlugins) { } } -var EventPluginRegistry = Object.freeze({ - plugins: plugins, - eventNameDispatchConfigs: eventNameDispatchConfigs, - registrationNameModules: registrationNameModules, - registrationNameDependencies: registrationNameDependencies, - possibleRegistrationNames: possibleRegistrationNames, - injectEventPluginOrder: injectEventPluginOrder, - injectEventPluginsByName: injectEventPluginsByName -}); - -/** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * - * - */ - -function makeEmptyFunction(arg) { - return function () { - return arg; - }; -} - -/** - * This function accepts and discards inputs; it has no side effects. This is - * primarily useful idiomatically for overridable function endpoints which - * always need to be callable, since JS lacks a null-call idiom ala Cocoa. - */ -var emptyFunction = function emptyFunction() {}; - -emptyFunction.thatReturns = makeEmptyFunction; -emptyFunction.thatReturnsFalse = makeEmptyFunction(false); -emptyFunction.thatReturnsTrue = makeEmptyFunction(true); -emptyFunction.thatReturnsNull = makeEmptyFunction(null); -emptyFunction.thatReturnsThis = function () { - return this; -}; -emptyFunction.thatReturnsArgument = function (arg) { - return arg; -}; - -var emptyFunction_1 = emptyFunction; - -/** - * Copyright (c) 2014-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * - */ - - - - - /** * Similar to invariant but only logs a warning if the condition is not met. * This can be used to log issues in development environments in critical @@ -878,72 +463,102 @@ var emptyFunction_1 = emptyFunction; * same logic and follow the same code paths. */ -var warning = emptyFunction_1; +var warningWithoutStack = function () {}; { - var printWarning = function printWarning(format) { - for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { - args[_key - 1] = arguments[_key]; + warningWithoutStack = function (condition, format) { + for (var _len = arguments.length, args = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) { + args[_key - 2] = arguments[_key]; } - var argIndex = 0; - var message = 'Warning: ' + format.replace(/%s/g, function () { - return args[argIndex++]; - }); + if (format === undefined) { + throw new Error('`warningWithoutStack(condition, format, ...args)` requires a warning ' + 'message argument'); + } + if (args.length > 8) { + // Check before the condition to catch violations early. + throw new Error('warningWithoutStack() currently supports at most 8 arguments.'); + } + if (condition) { + return; + } if (typeof console !== 'undefined') { - console.error(message); + var _args$map = args.map(function (item) { + return '' + item; + }), + a = _args$map[0], + b = _args$map[1], + c = _args$map[2], + d = _args$map[3], + e = _args$map[4], + f = _args$map[5], + g = _args$map[6], + h = _args$map[7]; + + var message = 'Warning: ' + format; + + // We intentionally don't use spread (or .apply) because it breaks IE9: + // https://github.com/facebook/react/issues/13610 + switch (args.length) { + case 0: + console.error(message); + break; + case 1: + console.error(message, a); + break; + case 2: + console.error(message, a, b); + break; + case 3: + console.error(message, a, b, c); + break; + case 4: + console.error(message, a, b, c, d); + break; + case 5: + console.error(message, a, b, c, d, e); + break; + case 6: + console.error(message, a, b, c, d, e, f); + break; + case 7: + console.error(message, a, b, c, d, e, f, g); + break; + case 8: + console.error(message, a, b, c, d, e, f, g, h); + break; + default: + throw new Error('warningWithoutStack() currently supports at most 8 arguments.'); + } } try { // --- Welcome to debugging React --- // This error was thrown as a convenience so that you can use this stack // to find the callsite that caused this warning to fire. - throw new Error(message); + var argIndex = 0; + var _message = 'Warning: ' + format.replace(/%s/g, function () { + return args[argIndex++]; + }); + throw new Error(_message); } catch (x) {} }; +} - warning = function warning(condition, format) { - if (format === undefined) { - throw new Error('`warning(condition, format, ...args)` requires a warning ' + 'message argument'); - } +var warningWithoutStack$1 = warningWithoutStack; - if (format.indexOf('Failed Composite propType: ') === 0) { - return; // Ignore CompositeComponent proptype check. - } +var getFiberCurrentPropsFromNode = null; +var getInstanceFromNode = null; +var getNodeFromInstance = null; - if (!condition) { - for (var _len2 = arguments.length, args = Array(_len2 > 2 ? _len2 - 2 : 0), _key2 = 2; _key2 < _len2; _key2++) { - args[_key2 - 2] = arguments[_key2]; - } - - printWarning.apply(undefined, [format].concat(args)); - } - }; -} - -var warning_1 = warning; - -var getFiberCurrentPropsFromNode = null; -var getInstanceFromNode = null; -var getNodeFromInstance = null; - -var injection$2 = { - injectComponentTree: function (Injected) { - getFiberCurrentPropsFromNode = Injected.getFiberCurrentPropsFromNode; - getInstanceFromNode = Injected.getInstanceFromNode; - getNodeFromInstance = Injected.getNodeFromInstance; - - { - warning_1(getNodeFromInstance && getInstanceFromNode, 'EventPluginUtils.injection.injectComponentTree(...): Injected ' + 'module is missing getNodeFromInstance or getInstanceFromNode.'); - } +function setComponentTree(getFiberCurrentPropsFromNodeImpl, getInstanceFromNodeImpl, getNodeFromInstanceImpl) { + getFiberCurrentPropsFromNode = getFiberCurrentPropsFromNodeImpl; + getInstanceFromNode = getInstanceFromNodeImpl; + getNodeFromInstance = getNodeFromInstanceImpl; + { + !(getNodeFromInstance && getInstanceFromNode) ? warningWithoutStack$1(false, 'EventPluginUtils.setComponentTree(...): Injected ' + 'module is missing getNodeFromInstance or getInstanceFromNode.') : void 0; } -}; - - - - - +} -var validateEventDispatches; +var validateEventDispatches = void 0; { validateEventDispatches = function (event) { var dispatchListeners = event._dispatchListeners; @@ -955,7 +570,7 @@ var validateEventDispatches; var instancesIsArr = Array.isArray(dispatchInstances); var instancesLen = instancesIsArr ? dispatchInstances.length : dispatchInstances ? 1 : 0; - warning_1(instancesIsArr === listenersIsArr && instancesLen === listenersLen, 'EventPluginUtils: Invalid `event`.'); + !(instancesIsArr === listenersIsArr && instancesLen === listenersLen) ? warningWithoutStack$1(false, 'EventPluginUtils: Invalid `event`.') : void 0; }; } @@ -969,7 +584,7 @@ var validateEventDispatches; function executeDispatch(event, simulated, listener, inst) { var type = event.type || 'unknown-event'; event.currentTarget = getNodeFromInstance(inst); - ReactErrorUtils.invokeGuardedCallbackAndCatchFirstError(type, listener, undefined, event); + invokeGuardedCallbackAndCatchFirstError(type, listener, undefined, event); event.currentTarget = null; } @@ -1032,7 +647,7 @@ function executeDispatchesInOrder(event, simulated) { */ function accumulateInto(current, next) { - !(next != null) ? invariant_1(false, 'accumulateInto(...): Accumulated items must not be null or undefined.') : void 0; + !(next != null) ? invariant(false, 'accumulateInto(...): Accumulated items must not be null or undefined.') : void 0; if (current == null) { return next; @@ -1151,7 +766,7 @@ function shouldPreventMouseEvent(name, type, props) { /** * Methods for injecting dependencies. */ -var injection$1 = { +var injection = { /** * @param {array} InjectedEventPluginOrder * @public @@ -1170,7 +785,7 @@ var injection$1 = { * @return {?function} The stored callback. */ function getListener(inst, registrationName) { - var listener; + var listener = void 0; // TODO: shouldPreventMouseEvent is DOM-specific and definitely should not // live here; needs to be moved to a better place soon @@ -1188,7 +803,7 @@ function getListener(inst, registrationName) { if (shouldPreventMouseEvent(registrationName, inst.type, props)) { return null; } - !(!listener || typeof listener === 'function') ? invariant_1(false, 'Expected `%s` listener to be a function, instead got a value of `%s` type.', registrationName, typeof listener) : void 0; + !(!listener || typeof listener === 'function') ? invariant(false, 'Expected `%s` listener to be a function, instead got a value of `%s` type.', registrationName, typeof listener) : void 0; return listener; } @@ -1200,7 +815,7 @@ function getListener(inst, registrationName) { * @internal */ function extractEvents(topLevelType, targetInst, nativeEvent, nativeEventTarget) { - var events; + var events = null; for (var i = 0; i < plugins.length; i++) { // Not every plugin in the ordering may be loaded at runtime. var possiblePlugin = plugins[i]; @@ -1214,25 +829,11 @@ function extractEvents(topLevelType, targetInst, nativeEvent, nativeEventTarget) return events; } -/** - * Enqueues a synthetic event that should be dispatched when - * `processEventQueue` is invoked. - * - * @param {*} events An accumulation of synthetic events. - * @internal - */ -function enqueueEvents(events) { - if (events) { +function runEventsInBatch(events, simulated) { + if (events !== null) { eventQueue = accumulateInto(eventQueue, events); } -} -/** - * Dispatches all synthetic events on the event queue. - * - * @internal - */ -function processEventQueue(simulated) { // Set `eventQueue` to null before processing it so that we can tell if more // events get enqueued while processing. var processingEventQueue = eventQueue; @@ -1247,36 +848,39 @@ function processEventQueue(simulated) { } else { forEachAccumulated(processingEventQueue, executeDispatchesAndReleaseTopLevel); } - !!eventQueue ? invariant_1(false, 'processEventQueue(): Additional events were enqueued while processing an event queue. Support for this has not yet been implemented.') : void 0; + !!eventQueue ? invariant(false, 'processEventQueue(): Additional events were enqueued while processing an event queue. Support for this has not yet been implemented.') : void 0; // This would be a good time to rethrow if any of the event handlers threw. - ReactErrorUtils.rethrowCaughtError(); + rethrowCaughtError(); } -var EventPluginHub = Object.freeze({ - injection: injection$1, - getListener: getListener, - extractEvents: extractEvents, - enqueueEvents: enqueueEvents, - processEventQueue: processEventQueue -}); +function runExtractedEventsInBatch(topLevelType, targetInst, nativeEvent, nativeEventTarget) { + var events = extractEvents(topLevelType, targetInst, nativeEvent, nativeEventTarget); + runEventsInBatch(events, false); +} -var IndeterminateComponent = 0; // Before we know whether it is functional or class -var FunctionalComponent = 1; +var FunctionalComponent = 0; +var FunctionalComponentLazy = 1; var ClassComponent = 2; -var HostRoot = 3; // Root of a host tree. Could be nested inside another node. -var HostPortal = 4; // A subtree. Could be an entry point to a different renderer. -var HostComponent = 5; -var HostText = 6; -var CallComponent = 7; -var CallHandlerPhase = 8; -var ReturnComponent = 9; -var Fragment = 10; +var ClassComponentLazy = 3; +var IndeterminateComponent = 4; // Before we know whether it is functional or class +var HostRoot = 5; // Root of a host tree. Could be nested inside another node. +var HostPortal = 6; // A subtree. Could be an entry point to a different renderer. +var HostComponent = 7; +var HostText = 8; +var Fragment = 9; +var Mode = 10; +var ContextConsumer = 11; +var ContextProvider = 12; +var ForwardRef = 13; +var ForwardRefLazy = 14; +var Profiler = 15; +var PlaceholderComponent = 16; var randomKey = Math.random().toString(36).slice(2); var internalInstanceKey = '__reactInternalInstance$' + randomKey; var internalEventHandlersKey = '__reactEventHandlers$' + randomKey; -function precacheFiberNode$1(hostInst, node) { +function precacheFiberNode(hostInst, node) { node[internalInstanceKey] = hostInst; } @@ -1289,10 +893,7 @@ function getClosestInstanceFromNode(node) { return node[internalInstanceKey]; } - // Walk up the tree until we find an ancestor whose instance we have cached. - var parents = []; while (!node[internalInstanceKey]) { - parents.push(node); if (node.parentNode) { node = node.parentNode; } else { @@ -1302,17 +903,13 @@ function getClosestInstanceFromNode(node) { } } - var closest = void 0; var inst = node[internalInstanceKey]; if (inst.tag === HostComponent || inst.tag === HostText) { // In Fiber, this will always be the deepest root. return inst; } - for (; node && (inst = node[internalInstanceKey]); node = parents.pop()) { - closest = inst; - } - return closest; + return null; } /** @@ -1344,29 +941,20 @@ function getNodeFromInstance$1(inst) { // Without this first invariant, passing a non-DOM-component triggers the next // invariant for a missing parent, which is super confusing. - invariant_1(false, 'getNodeFromInstance: Invalid argument.'); + invariant(false, 'getNodeFromInstance: Invalid argument.'); } function getFiberCurrentPropsFromNode$1(node) { return node[internalEventHandlersKey] || null; } -function updateFiberProps$1(node, props) { +function updateFiberProps(node, props) { node[internalEventHandlersKey] = props; } -var ReactDOMComponentTree = Object.freeze({ - precacheFiberNode: precacheFiberNode$1, - getClosestInstanceFromNode: getClosestInstanceFromNode, - getInstanceFromNode: getInstanceFromNode$1, - getNodeFromInstance: getNodeFromInstance$1, - getFiberCurrentPropsFromNode: getFiberCurrentPropsFromNode$1, - updateFiberProps: updateFiberProps$1 -}); - function getParent(inst) { do { - inst = inst['return']; + inst = inst.return; // TODO: If this is a HostRoot we might want to bail out. // That is depending on if we want nested subtrees (layers) to bubble // events to their parent. We could also go through parentNode on the @@ -1425,9 +1013,7 @@ function getLowestCommonAncestor(instA, instB) { /** * Return the parent instance of the passed-in instance. */ -function getParentInstance(inst) { - return getParent(inst); -} + /** * Simulates the traversal of a two-phase, capture/bubble event dispatch. @@ -1438,7 +1024,7 @@ function traverseTwoPhase(inst, fn, arg) { path.push(inst); inst = getParent(inst); } - var i; + var i = void 0; for (i = path.length; i-- > 0;) { fn(path[i], 'captured', arg); } @@ -1521,7 +1107,7 @@ function listenerAtPhase(inst, event, propagationPhase) { */ function accumulateDirectionalDispatches(inst, phase, event) { { - warning_1(inst, 'Dispatching inst must not be null'); + !inst ? warningWithoutStack$1(false, 'Dispatching inst must not be null') : void 0; } var listener = listenerAtPhase(inst, event, phase); if (listener) { @@ -1543,17 +1129,6 @@ function accumulateTwoPhaseDispatchesSingle(event) { } } -/** - * Same as `accumulateTwoPhaseDispatchesSingle`, but skips over the targetID. - */ -function accumulateTwoPhaseDispatchesSingleSkipTarget(event) { - if (event && event.dispatchConfig.phasedRegistrationNames) { - var targetInst = event._targetInst; - var parentInst = targetInst ? getParentInstance(targetInst) : null; - traverseTwoPhase(parentInst, accumulateDirectionalDispatches, event); - } -} - /** * Accumulates without regard to direction, does not look for phased * registration names. Same as `accumulateDirectDispatchesSingle` but without @@ -1585,9 +1160,7 @@ function accumulateTwoPhaseDispatches(events) { forEachAccumulated(events, accumulateTwoPhaseDispatchesSingle); } -function accumulateTwoPhaseDispatchesSkipTarget(events) { - forEachAccumulated(events, accumulateTwoPhaseDispatchesSingleSkipTarget); -} + function accumulateEnterLeaveDispatches(leave, enter, from, to) { traverseEnterLeave(from, to, accumulateDispatches, leave, enter); @@ -1597,66 +1170,204 @@ function accumulateDirectDispatches(events) { forEachAccumulated(events, accumulateDirectDispatchesSingle); } -var EventPropagators = Object.freeze({ - accumulateTwoPhaseDispatches: accumulateTwoPhaseDispatches, - accumulateTwoPhaseDispatchesSkipTarget: accumulateTwoPhaseDispatchesSkipTarget, - accumulateEnterLeaveDispatches: accumulateEnterLeaveDispatches, - accumulateDirectDispatches: accumulateDirectDispatches -}); +var canUseDOM = !!(typeof window !== 'undefined' && window.document && window.document.createElement); + +// Do not uses the below two methods directly! +// Instead use constants exported from DOMTopLevelEventTypes in ReactDOM. +// (It is the only module that is allowed to access these methods.) + +function unsafeCastStringToDOMTopLevelType(topLevelType) { + return topLevelType; +} + +function unsafeCastDOMTopLevelTypeToString(topLevelType) { + return topLevelType; +} /** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. + * Generate a mapping of standard vendor prefixes using the defined style property and event name. * + * @param {string} styleProp + * @param {string} eventName + * @returns {object} */ +function makePrefixMap(styleProp, eventName) { + var prefixes = {}; + prefixes[styleProp.toLowerCase()] = eventName.toLowerCase(); + prefixes['Webkit' + styleProp] = 'webkit' + eventName; + prefixes['Moz' + styleProp] = 'moz' + eventName; + return prefixes; +} -var canUseDOM = !!(typeof window !== 'undefined' && window.document && window.document.createElement); +/** + * A list of event names to a configurable list of vendor prefixes. + */ +var vendorPrefixes = { + animationend: makePrefixMap('Animation', 'AnimationEnd'), + animationiteration: makePrefixMap('Animation', 'AnimationIteration'), + animationstart: makePrefixMap('Animation', 'AnimationStart'), + transitionend: makePrefixMap('Transition', 'TransitionEnd') +}; /** - * Simple, lightweight module assisting with the detection and context of - * Worker. Helps avoid circular dependencies and allows code to reason about - * whether or not they are in a Worker, even if they never include the main - * `ReactWorker` dependency. + * Event names that have already been detected and prefixed (if applicable). */ -var ExecutionEnvironment = { +var prefixedEventNames = {}; - canUseDOM: canUseDOM, +/** + * Element to check for prefixes on. + */ +var style = {}; - canUseWorkers: typeof Worker !== 'undefined', +/** + * Bootstrap if a DOM exists. + */ +if (canUseDOM) { + style = document.createElement('div').style; - canUseEventListeners: canUseDOM && !!(window.addEventListener || window.attachEvent), + // On some platforms, in particular some releases of Android 4.x, + // the un-prefixed "animation" and "transition" properties are defined on the + // style object but the events that fire will still be prefixed, so we need + // to check if the un-prefixed events are usable, and if not remove them from the map. + if (!('AnimationEvent' in window)) { + delete vendorPrefixes.animationend.animation; + delete vendorPrefixes.animationiteration.animation; + delete vendorPrefixes.animationstart.animation; + } - canUseViewport: canUseDOM && !!window.screen, + // Same as above + if (!('TransitionEvent' in window)) { + delete vendorPrefixes.transitionend.transition; + } +} - isInWorker: !canUseDOM // For now, this is true - might change in the future. +/** + * Attempts to determine the correct vendor prefixed event name. + * + * @param {string} eventName + * @returns {string} + */ +function getVendorPrefixedEventName(eventName) { + if (prefixedEventNames[eventName]) { + return prefixedEventNames[eventName]; + } else if (!vendorPrefixes[eventName]) { + return eventName; + } -}; + var prefixMap = vendorPrefixes[eventName]; -var ExecutionEnvironment_1 = ExecutionEnvironment; + for (var styleProp in prefixMap) { + if (prefixMap.hasOwnProperty(styleProp) && styleProp in style) { + return prefixedEventNames[eventName] = prefixMap[styleProp]; + } + } -var contentKey = null; + return eventName; +} /** - * Gets the key used to access text content on a DOM node. - * - * @return {?string} Key used to access text content. - * @internal + * To identify top level events in ReactDOM, we use constants defined by this + * module. This is the only module that uses the unsafe* methods to express + * that the constants actually correspond to the browser event names. This lets + * us save some bundle size by avoiding a top level type -> event name map. + * The rest of ReactDOM code should import top level types from this file. */ -function getTextContentAccessor() { - if (!contentKey && ExecutionEnvironment_1.canUseDOM) { - // Prefer textContent to innerText because many browsers support both but - // SVG elements don't support innerText even when
does. - contentKey = 'textContent' in document.documentElement ? 'textContent' : 'innerText'; - } - return contentKey; +var TOP_ABORT = unsafeCastStringToDOMTopLevelType('abort'); +var TOP_ANIMATION_END = unsafeCastStringToDOMTopLevelType(getVendorPrefixedEventName('animationend')); +var TOP_ANIMATION_ITERATION = unsafeCastStringToDOMTopLevelType(getVendorPrefixedEventName('animationiteration')); +var TOP_ANIMATION_START = unsafeCastStringToDOMTopLevelType(getVendorPrefixedEventName('animationstart')); +var TOP_BLUR = unsafeCastStringToDOMTopLevelType('blur'); +var TOP_CAN_PLAY = unsafeCastStringToDOMTopLevelType('canplay'); +var TOP_CAN_PLAY_THROUGH = unsafeCastStringToDOMTopLevelType('canplaythrough'); +var TOP_CANCEL = unsafeCastStringToDOMTopLevelType('cancel'); +var TOP_CHANGE = unsafeCastStringToDOMTopLevelType('change'); +var TOP_CLICK = unsafeCastStringToDOMTopLevelType('click'); +var TOP_CLOSE = unsafeCastStringToDOMTopLevelType('close'); +var TOP_COMPOSITION_END = unsafeCastStringToDOMTopLevelType('compositionend'); +var TOP_COMPOSITION_START = unsafeCastStringToDOMTopLevelType('compositionstart'); +var TOP_COMPOSITION_UPDATE = unsafeCastStringToDOMTopLevelType('compositionupdate'); +var TOP_CONTEXT_MENU = unsafeCastStringToDOMTopLevelType('contextmenu'); +var TOP_COPY = unsafeCastStringToDOMTopLevelType('copy'); +var TOP_CUT = unsafeCastStringToDOMTopLevelType('cut'); +var TOP_DOUBLE_CLICK = unsafeCastStringToDOMTopLevelType('dblclick'); +var TOP_AUX_CLICK = unsafeCastStringToDOMTopLevelType('auxclick'); +var TOP_DRAG = unsafeCastStringToDOMTopLevelType('drag'); +var TOP_DRAG_END = unsafeCastStringToDOMTopLevelType('dragend'); +var TOP_DRAG_ENTER = unsafeCastStringToDOMTopLevelType('dragenter'); +var TOP_DRAG_EXIT = unsafeCastStringToDOMTopLevelType('dragexit'); +var TOP_DRAG_LEAVE = unsafeCastStringToDOMTopLevelType('dragleave'); +var TOP_DRAG_OVER = unsafeCastStringToDOMTopLevelType('dragover'); +var TOP_DRAG_START = unsafeCastStringToDOMTopLevelType('dragstart'); +var TOP_DROP = unsafeCastStringToDOMTopLevelType('drop'); +var TOP_DURATION_CHANGE = unsafeCastStringToDOMTopLevelType('durationchange'); +var TOP_EMPTIED = unsafeCastStringToDOMTopLevelType('emptied'); +var TOP_ENCRYPTED = unsafeCastStringToDOMTopLevelType('encrypted'); +var TOP_ENDED = unsafeCastStringToDOMTopLevelType('ended'); +var TOP_ERROR = unsafeCastStringToDOMTopLevelType('error'); +var TOP_FOCUS = unsafeCastStringToDOMTopLevelType('focus'); +var TOP_GOT_POINTER_CAPTURE = unsafeCastStringToDOMTopLevelType('gotpointercapture'); +var TOP_INPUT = unsafeCastStringToDOMTopLevelType('input'); +var TOP_INVALID = unsafeCastStringToDOMTopLevelType('invalid'); +var TOP_KEY_DOWN = unsafeCastStringToDOMTopLevelType('keydown'); +var TOP_KEY_PRESS = unsafeCastStringToDOMTopLevelType('keypress'); +var TOP_KEY_UP = unsafeCastStringToDOMTopLevelType('keyup'); +var TOP_LOAD = unsafeCastStringToDOMTopLevelType('load'); +var TOP_LOAD_START = unsafeCastStringToDOMTopLevelType('loadstart'); +var TOP_LOADED_DATA = unsafeCastStringToDOMTopLevelType('loadeddata'); +var TOP_LOADED_METADATA = unsafeCastStringToDOMTopLevelType('loadedmetadata'); +var TOP_LOST_POINTER_CAPTURE = unsafeCastStringToDOMTopLevelType('lostpointercapture'); +var TOP_MOUSE_DOWN = unsafeCastStringToDOMTopLevelType('mousedown'); +var TOP_MOUSE_MOVE = unsafeCastStringToDOMTopLevelType('mousemove'); +var TOP_MOUSE_OUT = unsafeCastStringToDOMTopLevelType('mouseout'); +var TOP_MOUSE_OVER = unsafeCastStringToDOMTopLevelType('mouseover'); +var TOP_MOUSE_UP = unsafeCastStringToDOMTopLevelType('mouseup'); +var TOP_PASTE = unsafeCastStringToDOMTopLevelType('paste'); +var TOP_PAUSE = unsafeCastStringToDOMTopLevelType('pause'); +var TOP_PLAY = unsafeCastStringToDOMTopLevelType('play'); +var TOP_PLAYING = unsafeCastStringToDOMTopLevelType('playing'); +var TOP_POINTER_CANCEL = unsafeCastStringToDOMTopLevelType('pointercancel'); +var TOP_POINTER_DOWN = unsafeCastStringToDOMTopLevelType('pointerdown'); + + +var TOP_POINTER_MOVE = unsafeCastStringToDOMTopLevelType('pointermove'); +var TOP_POINTER_OUT = unsafeCastStringToDOMTopLevelType('pointerout'); +var TOP_POINTER_OVER = unsafeCastStringToDOMTopLevelType('pointerover'); +var TOP_POINTER_UP = unsafeCastStringToDOMTopLevelType('pointerup'); +var TOP_PROGRESS = unsafeCastStringToDOMTopLevelType('progress'); +var TOP_RATE_CHANGE = unsafeCastStringToDOMTopLevelType('ratechange'); +var TOP_RESET = unsafeCastStringToDOMTopLevelType('reset'); +var TOP_SCROLL = unsafeCastStringToDOMTopLevelType('scroll'); +var TOP_SEEKED = unsafeCastStringToDOMTopLevelType('seeked'); +var TOP_SEEKING = unsafeCastStringToDOMTopLevelType('seeking'); +var TOP_SELECTION_CHANGE = unsafeCastStringToDOMTopLevelType('selectionchange'); +var TOP_STALLED = unsafeCastStringToDOMTopLevelType('stalled'); +var TOP_SUBMIT = unsafeCastStringToDOMTopLevelType('submit'); +var TOP_SUSPEND = unsafeCastStringToDOMTopLevelType('suspend'); +var TOP_TEXT_INPUT = unsafeCastStringToDOMTopLevelType('textInput'); +var TOP_TIME_UPDATE = unsafeCastStringToDOMTopLevelType('timeupdate'); +var TOP_TOGGLE = unsafeCastStringToDOMTopLevelType('toggle'); +var TOP_TOUCH_CANCEL = unsafeCastStringToDOMTopLevelType('touchcancel'); +var TOP_TOUCH_END = unsafeCastStringToDOMTopLevelType('touchend'); +var TOP_TOUCH_MOVE = unsafeCastStringToDOMTopLevelType('touchmove'); +var TOP_TOUCH_START = unsafeCastStringToDOMTopLevelType('touchstart'); +var TOP_TRANSITION_END = unsafeCastStringToDOMTopLevelType(getVendorPrefixedEventName('transitionend')); +var TOP_VOLUME_CHANGE = unsafeCastStringToDOMTopLevelType('volumechange'); +var TOP_WAITING = unsafeCastStringToDOMTopLevelType('waiting'); +var TOP_WHEEL = unsafeCastStringToDOMTopLevelType('wheel'); + +// List of events that need to be individually attached to media elements. +// Note that events in this list will *not* be listened to at the top level +// unless they're explicitly whitelisted in `ReactBrowserEventEmitter.listenTo`. +var mediaEventTypes = [TOP_ABORT, TOP_CAN_PLAY, TOP_CAN_PLAY_THROUGH, TOP_DURATION_CHANGE, TOP_EMPTIED, TOP_ENCRYPTED, TOP_ENDED, TOP_ERROR, TOP_LOADED_DATA, TOP_LOADED_METADATA, TOP_LOAD_START, TOP_PAUSE, TOP_PLAY, TOP_PLAYING, TOP_PROGRESS, TOP_RATE_CHANGE, TOP_SEEKED, TOP_SEEKING, TOP_STALLED, TOP_SUSPEND, TOP_TIME_UPDATE, TOP_VOLUME_CHANGE, TOP_WAITING]; + +function getRawEventName(topLevelType) { + return unsafeCastDOMTopLevelTypeToString(topLevelType); } /** - * This helper object stores information about text content of a target node, + * These variables store information about text content of a target node, * allowing comparison of content before and after a given event. * * Identify the node where selection currently begins, then observe @@ -1666,33 +1377,32 @@ function getTextContentAccessor() { * * */ -var compositionState = { - _root: null, - _startText: null, - _fallbackText: null -}; + +var root = null; +var startText = null; +var fallbackText = null; function initialize(nativeEventTarget) { - compositionState._root = nativeEventTarget; - compositionState._startText = getText(); + root = nativeEventTarget; + startText = getText(); return true; } function reset() { - compositionState._root = null; - compositionState._startText = null; - compositionState._fallbackText = null; + root = null; + startText = null; + fallbackText = null; } function getData() { - if (compositionState._fallbackText) { - return compositionState._fallbackText; + if (fallbackText) { + return fallbackText; } - var start; - var startValue = compositionState._startText; + var start = void 0; + var startValue = startText; var startLength = startValue.length; - var end; + var end = void 0; var endValue = getText(); var endLength = endValue.length; @@ -1710,15 +1420,15 @@ function getData() { } var sliceTail = end > 1 ? 1 - end : undefined; - compositionState._fallbackText = endValue.slice(start, sliceTail); - return compositionState._fallbackText; + fallbackText = endValue.slice(start, sliceTail); + return fallbackText; } function getText() { - if ('value' in compositionState._root) { - return compositionState._root.value; + if ('value' in root) { + return root.value; } - return compositionState._root[getTextContentAccessor()]; + return root.textContent; } var ReactInternals = React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED; @@ -1727,12 +1437,8 @@ var _assign = ReactInternals.assign; /* eslint valid-typeof: 0 */ -var didWarnForAddedNewProperty = false; -var isProxySupported = typeof Proxy === 'function'; var EVENT_POOL_SIZE = 10; -var shouldBeReleasedProperties = ['dispatchConfig', '_targetInst', 'nativeEvent', 'isDefaultPrevented', 'isPropagationStopped', '_dispatchListeners', '_dispatchInstances']; - /** * @interface Event * @see http://www.w3.org/TR/DOM-Level-3-Events/ @@ -1741,7 +1447,9 @@ var EventInterface = { type: null, target: null, // currentTarget is set when dispatching; no use in copying it here - currentTarget: emptyFunction_1.thatReturnsNull, + currentTarget: function () { + return null; + }, eventPhase: null, bubbles: null, cancelable: null, @@ -1752,6 +1460,14 @@ var EventInterface = { isTrusted: null }; +function functionThatReturnsTrue() { + return true; +} + +function functionThatReturnsFalse() { + return false; +} + /** * Synthetic events are dispatched by event plugins, typically in response to a * top-level event delegation handler. @@ -1776,6 +1492,8 @@ function SyntheticEvent(dispatchConfig, targetInst, nativeEvent, nativeEventTarg delete this.nativeEvent; delete this.preventDefault; delete this.stopPropagation; + delete this.isDefaultPrevented; + delete this.isPropagationStopped; } this.dispatchConfig = dispatchConfig; @@ -1804,11 +1522,11 @@ function SyntheticEvent(dispatchConfig, targetInst, nativeEvent, nativeEventTarg var defaultPrevented = nativeEvent.defaultPrevented != null ? nativeEvent.defaultPrevented : nativeEvent.returnValue === false; if (defaultPrevented) { - this.isDefaultPrevented = emptyFunction_1.thatReturnsTrue; + this.isDefaultPrevented = functionThatReturnsTrue; } else { - this.isDefaultPrevented = emptyFunction_1.thatReturnsFalse; + this.isDefaultPrevented = functionThatReturnsFalse; } - this.isPropagationStopped = emptyFunction_1.thatReturnsFalse; + this.isPropagationStopped = functionThatReturnsFalse; return this; } @@ -1825,7 +1543,7 @@ _assign(SyntheticEvent.prototype, { } else if (typeof event.returnValue !== 'unknown') { event.returnValue = false; } - this.isDefaultPrevented = emptyFunction_1.thatReturnsTrue; + this.isDefaultPrevented = functionThatReturnsTrue; }, stopPropagation: function () { @@ -1845,7 +1563,7 @@ _assign(SyntheticEvent.prototype, { event.cancelBubble = true; } - this.isPropagationStopped = emptyFunction_1.thatReturnsTrue; + this.isPropagationStopped = functionThatReturnsTrue; }, /** @@ -1854,7 +1572,7 @@ _assign(SyntheticEvent.prototype, { * won't be added back into the pool. */ persist: function () { - this.isPersistent = emptyFunction_1.thatReturnsTrue; + this.isPersistent = functionThatReturnsTrue; }, /** @@ -1862,7 +1580,7 @@ _assign(SyntheticEvent.prototype, { * * @return {boolean} True if this should not be released, false otherwise. */ - isPersistent: emptyFunction_1.thatReturnsFalse, + isPersistent: functionThatReturnsFalse, /** * `PooledClass` looks for `destructor` on each instance it releases. @@ -1874,13 +1592,19 @@ _assign(SyntheticEvent.prototype, { Object.defineProperty(this, propName, getPooledWarningPropertyDefinition(propName, Interface[propName])); } } - for (var i = 0; i < shouldBeReleasedProperties.length; i++) { - this[shouldBeReleasedProperties[i]] = null; - } + this.dispatchConfig = null; + this._targetInst = null; + this.nativeEvent = null; + this.isDefaultPrevented = functionThatReturnsFalse; + this.isPropagationStopped = functionThatReturnsFalse; + this._dispatchListeners = null; + this._dispatchInstances = null; { Object.defineProperty(this, 'nativeEvent', getPooledWarningPropertyDefinition('nativeEvent', null)); - Object.defineProperty(this, 'preventDefault', getPooledWarningPropertyDefinition('preventDefault', emptyFunction_1)); - Object.defineProperty(this, 'stopPropagation', getPooledWarningPropertyDefinition('stopPropagation', emptyFunction_1)); + Object.defineProperty(this, 'isDefaultPrevented', getPooledWarningPropertyDefinition('isDefaultPrevented', functionThatReturnsFalse)); + Object.defineProperty(this, 'isPropagationStopped', getPooledWarningPropertyDefinition('isPropagationStopped', functionThatReturnsFalse)); + Object.defineProperty(this, 'preventDefault', getPooledWarningPropertyDefinition('preventDefault', function () {})); + Object.defineProperty(this, 'stopPropagation', getPooledWarningPropertyDefinition('stopPropagation', function () {})); } } }); @@ -1889,53 +1613,27 @@ SyntheticEvent.Interface = EventInterface; /** * Helper to reduce boilerplate when creating subclasses. - * - * @param {function} Class - * @param {?object} Interface */ -SyntheticEvent.augmentClass = function (Class, Interface) { +SyntheticEvent.extend = function (Interface) { var Super = this; var E = function () {}; E.prototype = Super.prototype; var prototype = new E(); + function Class() { + return Super.apply(this, arguments); + } _assign(prototype, Class.prototype); Class.prototype = prototype; Class.prototype.constructor = Class; Class.Interface = _assign({}, Super.Interface, Interface); - Class.augmentClass = Super.augmentClass; + Class.extend = Super.extend; addEventPoolingTo(Class); -}; -/** Proxying after everything set on SyntheticEvent - * to resolve Proxy issue on some WebKit browsers - * in which some Event properties are set to undefined (GH#10010) - */ -{ - if (isProxySupported) { - /*eslint-disable no-func-assign */ - SyntheticEvent = new Proxy(SyntheticEvent, { - construct: function (target, args) { - return this.apply(target, Object.create(target.prototype), args); - }, - apply: function (constructor, that, args) { - return new Proxy(constructor.apply(that, args), { - set: function (target, prop, value) { - if (prop !== 'isPersistent' && !target.constructor.Interface.hasOwnProperty(prop) && shouldBeReleasedProperties.indexOf(prop) === -1) { - warning_1(didWarnForAddedNewProperty || target.isPersistent(), "This synthetic event is reused for performance reasons. If you're " + "seeing this, you're adding a new property in the synthetic event object. " + 'The property is never released. See ' + 'https://fb.me/react-event-pooling for more information.'); - didWarnForAddedNewProperty = true; - } - target[prop] = value; - return true; - } - }); - } - }); - /*eslint-enable no-func-assign */ - } -} + return Class; +}; addEventPoolingTo(SyntheticEvent); @@ -1969,7 +1667,7 @@ function getPooledWarningPropertyDefinition(propName, getVal) { function warn(action, result) { var warningCondition = false; - warning_1(warningCondition, "This synthetic event is reused for performance reasons. If you're seeing this, " + "you're %s `%s` on a released/nullified synthetic event. %s. " + 'If you must keep the original synthetic event around, use event.persist(). ' + 'See https://fb.me/react-event-pooling for more information.', action, propName, result); + !warningCondition ? warningWithoutStack$1(false, "This synthetic event is reused for performance reasons. If you're seeing this, " + "you're %s `%s` on a released/nullified synthetic event. %s. " + 'If you must keep the original synthetic event around, use event.persist(). ' + 'See https://fb.me/react-event-pooling for more information.', action, propName, result) : void 0; } } @@ -1985,7 +1683,7 @@ function getPooledEvent(dispatchConfig, targetInst, nativeEvent, nativeInst) { function releasePooledEvent(event) { var EventConstructor = this; - !(event instanceof EventConstructor) ? invariant_1(false, 'Trying to release an event instance into a pool of a different type.') : void 0; + !(event instanceof EventConstructor) ? invariant(false, 'Trying to release an event instance into a pool of a different type.') : void 0; event.destructor(); if (EventConstructor.eventPool.length < EVENT_POOL_SIZE) { EventConstructor.eventPool.push(event); @@ -1998,77 +1696,42 @@ function addEventPoolingTo(EventConstructor) { EventConstructor.release = releasePooledEvent; } -var SyntheticEvent$1 = SyntheticEvent; - /** * @interface Event * @see http://www.w3.org/TR/DOM-Level-3-Events/#events-compositionevents */ -var CompositionEventInterface = { +var SyntheticCompositionEvent = SyntheticEvent.extend({ data: null -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticEvent} - */ -function SyntheticCompositionEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticEvent$1.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticEvent$1.augmentClass(SyntheticCompositionEvent, CompositionEventInterface); +}); /** * @interface Event * @see http://www.w3.org/TR/2013/WD-DOM-Level-3-Events-20131105 * /#events-inputevents */ -var InputEventInterface = { +var SyntheticInputEvent = SyntheticEvent.extend({ data: null -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticEvent} - */ -function SyntheticInputEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticEvent$1.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticEvent$1.augmentClass(SyntheticInputEvent, InputEventInterface); +}); var END_KEYCODES = [9, 13, 27, 32]; // Tab, Return, Esc, Space var START_KEYCODE = 229; -var canUseCompositionEvent = ExecutionEnvironment_1.canUseDOM && 'CompositionEvent' in window; +var canUseCompositionEvent = canUseDOM && 'CompositionEvent' in window; var documentMode = null; -if (ExecutionEnvironment_1.canUseDOM && 'documentMode' in document) { +if (canUseDOM && 'documentMode' in document) { documentMode = document.documentMode; } // Webkit offers a very useful `textInput` event that can be used to // directly represent `beforeInput`. The IE `textinput` event is not as // useful, so we don't use it. -var canUseTextInputEvent = ExecutionEnvironment_1.canUseDOM && 'TextEvent' in window && !documentMode && !isPresto(); +var canUseTextInputEvent = canUseDOM && 'TextEvent' in window && !documentMode; // In IE9+, we have access to composition events, but the data supplied // by the native compositionend event may be incorrect. Japanese ideographic // spaces, for instance (\u3000) are not recorded correctly. -var useFallbackCompositionData = ExecutionEnvironment_1.canUseDOM && (!canUseCompositionEvent || documentMode && documentMode > 8 && documentMode <= 11); - -/** - * Opera <= 12 includes TextEvent in window, but does not fire - * text input events. Rely on keypress instead. - */ -function isPresto() { - var opera = window.opera; - return typeof opera === 'object' && typeof opera.version === 'function' && parseInt(opera.version(), 10) <= 12; -} +var useFallbackCompositionData = canUseDOM && (!canUseCompositionEvent || documentMode && documentMode > 8 && documentMode <= 11); var SPACEBAR_CODE = 32; var SPACEBAR_CHAR = String.fromCharCode(SPACEBAR_CODE); @@ -2080,28 +1743,28 @@ var eventTypes = { bubbled: 'onBeforeInput', captured: 'onBeforeInputCapture' }, - dependencies: ['topCompositionEnd', 'topKeyPress', 'topTextInput', 'topPaste'] + dependencies: [TOP_COMPOSITION_END, TOP_KEY_PRESS, TOP_TEXT_INPUT, TOP_PASTE] }, compositionEnd: { phasedRegistrationNames: { bubbled: 'onCompositionEnd', captured: 'onCompositionEndCapture' }, - dependencies: ['topBlur', 'topCompositionEnd', 'topKeyDown', 'topKeyPress', 'topKeyUp', 'topMouseDown'] + dependencies: [TOP_BLUR, TOP_COMPOSITION_END, TOP_KEY_DOWN, TOP_KEY_PRESS, TOP_KEY_UP, TOP_MOUSE_DOWN] }, compositionStart: { phasedRegistrationNames: { bubbled: 'onCompositionStart', captured: 'onCompositionStartCapture' }, - dependencies: ['topBlur', 'topCompositionStart', 'topKeyDown', 'topKeyPress', 'topKeyUp', 'topMouseDown'] + dependencies: [TOP_BLUR, TOP_COMPOSITION_START, TOP_KEY_DOWN, TOP_KEY_PRESS, TOP_KEY_UP, TOP_MOUSE_DOWN] }, compositionUpdate: { phasedRegistrationNames: { bubbled: 'onCompositionUpdate', captured: 'onCompositionUpdateCapture' }, - dependencies: ['topBlur', 'topCompositionUpdate', 'topKeyDown', 'topKeyPress', 'topKeyUp', 'topMouseDown'] + dependencies: [TOP_BLUR, TOP_COMPOSITION_UPDATE, TOP_KEY_DOWN, TOP_KEY_PRESS, TOP_KEY_UP, TOP_MOUSE_DOWN] } }; @@ -2127,11 +1790,11 @@ function isKeypressCommand(nativeEvent) { */ function getCompositionEventType(topLevelType) { switch (topLevelType) { - case 'topCompositionStart': + case TOP_COMPOSITION_START: return eventTypes.compositionStart; - case 'topCompositionEnd': + case TOP_COMPOSITION_END: return eventTypes.compositionEnd; - case 'topCompositionUpdate': + case TOP_COMPOSITION_UPDATE: return eventTypes.compositionUpdate; } } @@ -2145,7 +1808,7 @@ function getCompositionEventType(topLevelType) { * @return {boolean} */ function isFallbackCompositionStart(topLevelType, nativeEvent) { - return topLevelType === 'topKeyDown' && nativeEvent.keyCode === START_KEYCODE; + return topLevelType === TOP_KEY_DOWN && nativeEvent.keyCode === START_KEYCODE; } /** @@ -2157,16 +1820,16 @@ function isFallbackCompositionStart(topLevelType, nativeEvent) { */ function isFallbackCompositionEnd(topLevelType, nativeEvent) { switch (topLevelType) { - case 'topKeyUp': + case TOP_KEY_UP: // Command keys insert or clear IME input. return END_KEYCODES.indexOf(nativeEvent.keyCode) !== -1; - case 'topKeyDown': + case TOP_KEY_DOWN: // Expect IME keyCode on each keydown. If we get any other // code we must have exited earlier. return nativeEvent.keyCode !== START_KEYCODE; - case 'topKeyPress': - case 'topMouseDown': - case 'topBlur': + case TOP_KEY_PRESS: + case TOP_MOUSE_DOWN: + case TOP_BLUR: // Events are not possible without cancelling IME. return true; default: @@ -2191,6 +1854,20 @@ function getDataFromCustomEvent(nativeEvent) { return null; } +/** + * Check if a composition event was triggered by Korean IME. + * Our fallback mode does not work well with IE's Korean IME, + * so just use native composition events when Korean IME is used. + * Although CompositionEvent.locale property is deprecated, + * it is available in IE, where our fallback mode is enabled. + * + * @param {object} nativeEvent + * @return {boolean} + */ +function isUsingKoreanIME(nativeEvent) { + return nativeEvent.locale === 'ko'; +} + // Track the current IME composition status, if any. var isComposing = false; @@ -2198,8 +1875,8 @@ var isComposing = false; * @return {?object} A SyntheticCompositionEvent. */ function extractCompositionEvent(topLevelType, targetInst, nativeEvent, nativeEventTarget) { - var eventType; - var fallbackData; + var eventType = void 0; + var fallbackData = void 0; if (canUseCompositionEvent) { eventType = getCompositionEventType(topLevelType); @@ -2215,7 +1892,7 @@ function extractCompositionEvent(topLevelType, targetInst, nativeEvent, nativeEv return null; } - if (useFallbackCompositionData) { + if (useFallbackCompositionData && !isUsingKoreanIME(nativeEvent)) { // The current composition is stored statically and must not be // overwritten while composition continues. if (!isComposing && eventType === eventTypes.compositionStart) { @@ -2245,15 +1922,15 @@ function extractCompositionEvent(topLevelType, targetInst, nativeEvent, nativeEv } /** - * @param {TopLevelTypes} topLevelType Record from `BrowserEventConstants`. + * @param {TopLevelType} topLevelType Number from `TopLevelType`. * @param {object} nativeEvent Native browser event. * @return {?string} The string corresponding to this `beforeInput` event. */ function getNativeBeforeInputChars(topLevelType, nativeEvent) { switch (topLevelType) { - case 'topCompositionEnd': + case TOP_COMPOSITION_END: return getDataFromCustomEvent(nativeEvent); - case 'topKeyPress': + case TOP_KEY_PRESS: /** * If native `textInput` events are available, our goal is to make * use of them. However, there is a special case: the spacebar key. @@ -2276,13 +1953,13 @@ function getNativeBeforeInputChars(topLevelType, nativeEvent) { hasSpaceKeypress = true; return SPACEBAR_CHAR; - case 'topTextInput': + case TOP_TEXT_INPUT: // Record the characters to be added to the DOM. var chars = nativeEvent.data; // If it's a spacebar character, assume that we have already handled // it at the keypress level and bail immediately. Android Chrome - // doesn't give us keycodes, so we need to blacklist it. + // doesn't give us keycodes, so we need to ignore it. if (chars === SPACEBAR_CHAR && hasSpaceKeypress) { return null; } @@ -2299,7 +1976,7 @@ function getNativeBeforeInputChars(topLevelType, nativeEvent) { * For browsers that do not provide the `textInput` event, extract the * appropriate string to use for SyntheticInputEvent. * - * @param {string} topLevelType Record from `BrowserEventConstants`. + * @param {number} topLevelType Number from `TopLevelEventTypes`. * @param {object} nativeEvent Native browser event. * @return {?string} The fallback string for this `beforeInput` event. */ @@ -2309,7 +1986,7 @@ function getFallbackBeforeInputChars(topLevelType, nativeEvent) { // If composition event is available, we extract a string only at // compositionevent, otherwise extract it at fallback events. if (isComposing) { - if (topLevelType === 'topCompositionEnd' || !canUseCompositionEvent && isFallbackCompositionEnd(topLevelType, nativeEvent)) { + if (topLevelType === TOP_COMPOSITION_END || !canUseCompositionEvent && isFallbackCompositionEnd(topLevelType, nativeEvent)) { var chars = getData(); reset(); isComposing = false; @@ -2319,11 +1996,11 @@ function getFallbackBeforeInputChars(topLevelType, nativeEvent) { } switch (topLevelType) { - case 'topPaste': + case TOP_PASTE: // If a paste event occurs after a keypress, throw out the input // chars. Paste events should not lead to BeforeInput events. return null; - case 'topKeyPress': + case TOP_KEY_PRESS: /** * As of v27, Firefox may fire keypress events even when no character * will be inserted. A few possibilities: @@ -2354,8 +2031,8 @@ function getFallbackBeforeInputChars(topLevelType, nativeEvent) { } } return null; - case 'topCompositionEnd': - return useFallbackCompositionData ? null : nativeEvent.data; + case TOP_COMPOSITION_END: + return useFallbackCompositionData && !isUsingKoreanIME(nativeEvent) ? null : nativeEvent.data; default: return null; } @@ -2368,7 +2045,7 @@ function getFallbackBeforeInputChars(topLevelType, nativeEvent) { * @return {?object} A SyntheticInputEvent. */ function extractBeforeInputEvent(topLevelType, targetInst, nativeEvent, nativeEventTarget) { - var chars; + var chars = void 0; if (canUseTextInputEvent) { chars = getNativeBeforeInputChars(topLevelType, nativeEvent); @@ -2411,22 +2088,25 @@ var BeforeInputEventPlugin = { eventTypes: eventTypes, extractEvents: function (topLevelType, targetInst, nativeEvent, nativeEventTarget) { - return [extractCompositionEvent(topLevelType, targetInst, nativeEvent, nativeEventTarget), extractBeforeInputEvent(topLevelType, targetInst, nativeEvent, nativeEventTarget)]; - } -}; + var composition = extractCompositionEvent(topLevelType, targetInst, nativeEvent, nativeEventTarget); -// Use to restore controlled state after a change event has fired. + var beforeInput = extractBeforeInputEvent(topLevelType, targetInst, nativeEvent, nativeEventTarget); + + if (composition === null) { + return beforeInput; + } -var fiberHostComponent = null; + if (beforeInput === null) { + return composition; + } -var ReactControlledComponentInjection = { - injectFiberControlledHostComponent: function (hostComponentImpl) { - // The fiber implementation doesn't use dynamic dispatch so we need to - // inject the implementation. - fiberHostComponent = hostComponentImpl; + return [composition, beforeInput]; } }; +// Use to restore controlled state after a change event has fired. + +var restoreImpl = null; var restoreTarget = null; var restoreQueue = null; @@ -2438,12 +2118,14 @@ function restoreStateOfTarget(target) { // Unmounted return; } - !(fiberHostComponent && typeof fiberHostComponent.restoreControlledState === 'function') ? invariant_1(false, 'Fiber needs to be injected to handle a fiber target for controlled events. This error is likely caused by a bug in React. Please file an issue.') : void 0; + !(typeof restoreImpl === 'function') ? invariant(false, 'setRestoreImplementation() needs to be called to handle a target for controlled events. This error is likely caused by a bug in React. Please file an issue.') : void 0; var props = getFiberCurrentPropsFromNode(internalInstance.stateNode); - fiberHostComponent.restoreControlledState(internalInstance.stateNode, internalInstance.type, props); + restoreImpl(internalInstance.stateNode, internalInstance.type, props); } -var injection$3 = ReactControlledComponentInjection; +function setRestoreImplementation(impl) { + restoreImpl = impl; +} function enqueueStateRestore(target) { if (restoreTarget) { @@ -2457,6 +2139,10 @@ function enqueueStateRestore(target) { } } +function needsStateRestore() { + return restoreTarget !== null || restoreQueue !== null; +} + function restoreStateIfNeeded() { if (!restoreTarget) { return; @@ -2474,12 +2160,6 @@ function restoreStateIfNeeded() { } } -var ReactControlledComponent = Object.freeze({ - injection: injection$3, - enqueueStateRestore: enqueueStateRestore, - restoreStateIfNeeded: restoreStateIfNeeded -}); - // Used as a way to call batchedUpdates when we don't have a reference to // the renderer. Such as when we're dispatching events or if third party // libraries need to call batchedUpdates. Eventually, this API will go away when @@ -2487,38 +2167,52 @@ var ReactControlledComponent = Object.freeze({ // scheduled work and instead do synchronous work. // Defaults -var fiberBatchedUpdates = function (fn, bookkeeping) { +var _batchedUpdatesImpl = function (fn, bookkeeping) { return fn(bookkeeping); }; +var _interactiveUpdatesImpl = function (fn, a, b) { + return fn(a, b); +}; +var _flushInteractiveUpdatesImpl = function () {}; -var isNestingBatched = false; +var isBatching = false; function batchedUpdates(fn, bookkeeping) { - if (isNestingBatched) { + if (isBatching) { // If we are currently inside another batch, we need to wait until it - // fully completes before restoring state. Therefore, we add the target to - // a queue of work. - return fiberBatchedUpdates(fn, bookkeeping); + // fully completes before restoring state. + return fn(bookkeeping); } - isNestingBatched = true; + isBatching = true; try { - return fiberBatchedUpdates(fn, bookkeeping); + return _batchedUpdatesImpl(fn, bookkeeping); } finally { // Here we wait until all updates have propagated, which is important // when using controlled components within layers: // https://github.com/facebook/react/issues/1698 // Then we restore state of any controlled component. - isNestingBatched = false; - restoreStateIfNeeded(); + isBatching = false; + var controlledComponentsHavePendingUpdates = needsStateRestore(); + if (controlledComponentsHavePendingUpdates) { + // If a controlled event was fired, we may need to restore the state of + // the DOM node back to the controlled value. This is necessary when React + // bails out of the update without touching the DOM. + _flushInteractiveUpdatesImpl(); + restoreStateIfNeeded(); + } } } -var ReactGenericBatchingInjection = { - injectFiberBatchedUpdates: function (_batchedUpdates) { - fiberBatchedUpdates = _batchedUpdates; - } -}; +function interactiveUpdates(fn, a, b) { + return _interactiveUpdatesImpl(fn, a, b); +} + -var injection$4 = ReactGenericBatchingInjection; + +function setBatchingImplementation(batchedUpdatesImpl, interactiveUpdatesImpl, flushInteractiveUpdatesImpl) { + _batchedUpdatesImpl = batchedUpdatesImpl; + _interactiveUpdatesImpl = interactiveUpdatesImpl; + _flushInteractiveUpdatesImpl = flushInteractiveUpdatesImpl; +} /** * @see http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#input-type-attr-summary @@ -2573,6 +2267,8 @@ var DOCUMENT_FRAGMENT_NODE = 11; * @return {DOMEventTarget} Target node. */ function getEventTarget(nativeEvent) { + // Fallback to nativeEvent.srcElement for IE9 + // https://github.com/facebook/react/issues/12506 var target = nativeEvent.target || nativeEvent.srcElement || window; // Normalize SVG element events #4963 @@ -2585,14 +2281,6 @@ function getEventTarget(nativeEvent) { return target.nodeType === TEXT_NODE ? target.parentNode : target; } -var useHasFeature; -if (ExecutionEnvironment_1.canUseDOM) { - useHasFeature = document.implementation && document.implementation.hasFeature && - // always returns true in newer browsers as per the standard. - // @see http://dom.spec.whatwg.org/#dom-domimplementation-hasfeature - document.implementation.hasFeature('', '') !== true; -} - /** * Checks if an event is supported in the current execution environment. * @@ -2602,13 +2290,12 @@ if (ExecutionEnvironment_1.canUseDOM) { * Borrows from Modernizr. * * @param {string} eventNameSuffix Event name, e.g. "click". - * @param {?boolean} capture Check if the capture phase is supported. * @return {boolean} True if the event is supported. * @internal * @license Modernizr 3.0.0pre (Custom Build) | MIT */ -function isEventSupported(eventNameSuffix, capture) { - if (!ExecutionEnvironment_1.canUseDOM || capture && !('addEventListener' in document)) { +function isEventSupported(eventNameSuffix) { + if (!canUseDOM) { return false; } @@ -2621,11 +2308,6 @@ function isEventSupported(eventNameSuffix, capture) { isSupported = typeof element[eventName] === 'function'; } - if (!isSupported && useHasFeature && eventNameSuffix === 'wheel') { - // This is the only way to test support for the `wheel` event in IE9+. - isSupported = document.implementation.hasFeature('Events.wheel', '3.0'); - } - return isSupported; } @@ -2668,21 +2350,29 @@ function trackValueOnNode(node) { // and don't track value will cause over reporting of changes, // but it's better then a hard failure // (needed for certain tests that spyOn input values and Safari) - if (node.hasOwnProperty(valueField) || typeof descriptor.get !== 'function' || typeof descriptor.set !== 'function') { + if (node.hasOwnProperty(valueField) || typeof descriptor === 'undefined' || typeof descriptor.get !== 'function' || typeof descriptor.set !== 'function') { return; } + var get = descriptor.get, + set = descriptor.set; Object.defineProperty(node, valueField, { - enumerable: descriptor.enumerable, configurable: true, get: function () { - return descriptor.get.call(this); + return get.call(this); }, set: function (value) { currentValue = '' + value; - descriptor.set.call(this, value); + set.call(this, value); } }); + // We could've passed this the first time + // but it triggers a bug in IE11 and Edge 14/15. + // Calling defineProperty() again should be equivalent. + // https://github.com/facebook/react/issues/11768 + Object.defineProperty(node, valueField, { + enumerable: descriptor.enumerable + }); var tracker = { getValue: function () { @@ -2729,2032 +2419,2054 @@ function updateValueIfChanged(node) { return false; } -var eventTypes$1 = { - change: { - phasedRegistrationNames: { - bubbled: 'onChange', - captured: 'onChangeCapture' - }, - dependencies: ['topBlur', 'topChange', 'topClick', 'topFocus', 'topInput', 'topKeyDown', 'topKeyUp', 'topSelectionChange'] +var ReactSharedInternals = React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED; + +var BEFORE_SLASH_RE = /^(.*)[\\\/]/; + +var describeComponentFrame = function (name, source, ownerName) { + var sourceInfo = ''; + if (source) { + var path = source.fileName; + var fileName = path.replace(BEFORE_SLASH_RE, ''); + { + // In DEV, include code for a common special case: + // prefer "folder/index.js" instead of just "index.js". + if (/^index\./.test(fileName)) { + var match = path.match(BEFORE_SLASH_RE); + if (match) { + var pathBeforeSlash = match[1]; + if (pathBeforeSlash) { + var folderName = pathBeforeSlash.replace(BEFORE_SLASH_RE, ''); + fileName = folderName + '/' + fileName; + } + } + } + } + sourceInfo = ' (at ' + fileName + ':' + source.lineNumber + ')'; + } else if (ownerName) { + sourceInfo = ' (created by ' + ownerName + ')'; } + return '\n in ' + (name || 'Unknown') + sourceInfo; }; -function createAndAccumulateChangeEvent(inst, nativeEvent, target) { - var event = SyntheticEvent$1.getPooled(eventTypes$1.change, inst, nativeEvent, target); - event.type = 'change'; - // Flag this event loop as needing state restore. - enqueueStateRestore(target); - accumulateTwoPhaseDispatches(event); - return event; +// The Symbol used to tag the ReactElement-like types. If there is no native Symbol +// nor polyfill, then a plain number is used for performance. +var hasSymbol = typeof Symbol === 'function' && Symbol.for; + +var REACT_ELEMENT_TYPE = hasSymbol ? Symbol.for('react.element') : 0xeac7; +var REACT_PORTAL_TYPE = hasSymbol ? Symbol.for('react.portal') : 0xeaca; +var REACT_FRAGMENT_TYPE = hasSymbol ? Symbol.for('react.fragment') : 0xeacb; +var REACT_STRICT_MODE_TYPE = hasSymbol ? Symbol.for('react.strict_mode') : 0xeacc; +var REACT_PROFILER_TYPE = hasSymbol ? Symbol.for('react.profiler') : 0xead2; +var REACT_PROVIDER_TYPE = hasSymbol ? Symbol.for('react.provider') : 0xeacd; +var REACT_CONTEXT_TYPE = hasSymbol ? Symbol.for('react.context') : 0xeace; +var REACT_ASYNC_MODE_TYPE = hasSymbol ? Symbol.for('react.async_mode') : 0xeacf; +var REACT_FORWARD_REF_TYPE = hasSymbol ? Symbol.for('react.forward_ref') : 0xead0; +var REACT_PLACEHOLDER_TYPE = hasSymbol ? Symbol.for('react.placeholder') : 0xead1; + +var MAYBE_ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator; +var FAUX_ITERATOR_SYMBOL = '@@iterator'; + +function getIteratorFn(maybeIterable) { + if (maybeIterable === null || typeof maybeIterable !== 'object') { + return null; + } + var maybeIterator = MAYBE_ITERATOR_SYMBOL && maybeIterable[MAYBE_ITERATOR_SYMBOL] || maybeIterable[FAUX_ITERATOR_SYMBOL]; + if (typeof maybeIterator === 'function') { + return maybeIterator; + } + return null; } -/** - * For IE shims - */ -var activeElement = null; -var activeElementInst = null; -/** - * SECTION: handle `change` event - */ -function shouldUseChangeEvent(elem) { - var nodeName = elem.nodeName && elem.nodeName.toLowerCase(); - return nodeName === 'select' || nodeName === 'input' && elem.type === 'file'; +var Pending = 0; +var Resolved = 1; +var Rejected = 2; + +function getResultFromResolvedThenable(thenable) { + return thenable._reactResult; } -function manualDispatchChangeEvent(nativeEvent) { - var event = createAndAccumulateChangeEvent(activeElementInst, nativeEvent, getEventTarget(nativeEvent)); - - // If change and propertychange bubbled, we'd just bind to it like all the - // other events and have it go through ReactBrowserEventEmitter. Since it - // doesn't, we manually listen for the events and so we have to enqueue and - // process the abstract event manually. - // - // Batching is necessary here in order to ensure that all event handlers run - // before the next rerender (including event handlers attached to ancestor - // elements instead of directly on the input). Without this, controlled - // components don't work properly in conjunction with event bubbling because - // the component is rerendered and the value reverted before all the event - // handlers can run. See https://github.com/facebook/react/issues/708. - batchedUpdates(runEventInBatch, event); -} - -function runEventInBatch(event) { - enqueueEvents(event); - processEventQueue(false); +function refineResolvedThenable(thenable) { + return thenable._reactStatus === Resolved ? thenable._reactResult : null; } -function getInstIfValueChanged(targetInst) { - var targetNode = getNodeFromInstance$1(targetInst); - if (updateValueIfChanged(targetNode)) { - return targetInst; +function getComponentName(type) { + if (type == null) { + // Host root, text node or just invalid type. + return null; } -} - -function getTargetInstForChangeEvent(topLevelType, targetInst) { - if (topLevelType === 'topChange') { - return targetInst; + { + if (typeof type.tag === 'number') { + warningWithoutStack$1(false, 'Received an unexpected object in getComponentName(). ' + 'This is likely a bug in React. Please file an issue.'); + } } -} - -/** - * SECTION: handle `input` event - */ -var isInputEventSupported = false; -if (ExecutionEnvironment_1.canUseDOM) { - // IE9 claims to support the input event but fails to trigger it when - // deleting text, so we ignore its input events. - isInputEventSupported = isEventSupported('input') && (!document.documentMode || document.documentMode > 9); -} - -/** - * (For IE <=9) Starts tracking propertychange events on the passed-in element - * and override the value property so that we can distinguish user events from - * value changes in JS. - */ -function startWatchingForValueChange(target, targetInst) { - activeElement = target; - activeElementInst = targetInst; - activeElement.attachEvent('onpropertychange', handlePropertyChange); -} - -/** - * (For IE <=9) Removes the event listeners from the currently-tracked element, - * if any exists. - */ -function stopWatchingForValueChange() { - if (!activeElement) { - return; + if (typeof type === 'function') { + return type.displayName || type.name || null; } - activeElement.detachEvent('onpropertychange', handlePropertyChange); - activeElement = null; - activeElementInst = null; -} - -/** - * (For IE <=9) Handles a propertychange event, sending a `change` event if - * the value of the active element has changed. - */ -function handlePropertyChange(nativeEvent) { - if (nativeEvent.propertyName !== 'value') { - return; + if (typeof type === 'string') { + return type; } - if (getInstIfValueChanged(activeElementInst)) { - manualDispatchChangeEvent(nativeEvent); + switch (type) { + case REACT_ASYNC_MODE_TYPE: + return 'AsyncMode'; + case REACT_FRAGMENT_TYPE: + return 'Fragment'; + case REACT_PORTAL_TYPE: + return 'Portal'; + case REACT_PROFILER_TYPE: + return 'Profiler'; + case REACT_STRICT_MODE_TYPE: + return 'StrictMode'; + case REACT_PLACEHOLDER_TYPE: + return 'Placeholder'; + } + if (typeof type === 'object') { + switch (type.$$typeof) { + case REACT_CONTEXT_TYPE: + return 'Context.Consumer'; + case REACT_PROVIDER_TYPE: + return 'Context.Provider'; + case REACT_FORWARD_REF_TYPE: + var renderFn = type.render; + var functionName = renderFn.displayName || renderFn.name || ''; + return type.displayName || (functionName !== '' ? 'ForwardRef(' + functionName + ')' : 'ForwardRef'); + } + if (typeof type.then === 'function') { + var thenable = type; + var resolvedThenable = refineResolvedThenable(thenable); + if (resolvedThenable) { + return getComponentName(resolvedThenable); + } + } } + return null; } -function handleEventsForInputEventPolyfill(topLevelType, target, targetInst) { - if (topLevelType === 'topFocus') { - // In IE9, propertychange fires for most input events but is buggy and - // doesn't fire when text is deleted, but conveniently, selectionchange - // appears to fire in all of the remaining cases so we catch those and - // forward the event if the value has changed - // In either case, we don't want to call the event handler if the value - // is changed from JS so we redefine a setter for `.value` that updates - // our activeElementValue variable, allowing us to ignore those changes - // - // stopWatching() should be a noop here but we call it just in case we - // missed a blur event somehow. - stopWatchingForValueChange(); - startWatchingForValueChange(target, targetInst); - } else if (topLevelType === 'topBlur') { - stopWatchingForValueChange(); - } -} +var ReactDebugCurrentFrame = ReactSharedInternals.ReactDebugCurrentFrame; -// For IE8 and IE9. -function getTargetInstForInputEventPolyfill(topLevelType, targetInst) { - if (topLevelType === 'topSelectionChange' || topLevelType === 'topKeyUp' || topLevelType === 'topKeyDown') { - // On the selectionchange event, the target is just document which isn't - // helpful for us so just check activeElement instead. - // - // 99% of the time, keydown and keyup aren't necessary. IE8 fails to fire - // propertychange on the first input event after setting `value` from a - // script and fires only keydown, keypress, keyup. Catching keyup usually - // gets it and catching keydown lets us fire an event for the first - // keystroke if user does a key repeat (it'll be a little delayed: right - // before the second keystroke). Other input methods (e.g., paste) seem to - // fire selectionchange normally. - return getInstIfValueChanged(activeElementInst); +function describeFiber(fiber) { + switch (fiber.tag) { + case IndeterminateComponent: + case FunctionalComponent: + case FunctionalComponentLazy: + case ClassComponent: + case ClassComponentLazy: + case HostComponent: + case Mode: + var owner = fiber._debugOwner; + var source = fiber._debugSource; + var name = getComponentName(fiber.type); + var ownerName = null; + if (owner) { + ownerName = getComponentName(owner.type); + } + return describeComponentFrame(name, source, ownerName); + default: + return ''; } } -/** - * SECTION: handle `click` event - */ -function shouldUseClickEvent(elem) { - // Use the `click` event to detect changes to checkbox and radio inputs. - // This approach works across all browsers, whereas `change` does not fire - // until `blur` in IE8. - var nodeName = elem.nodeName; - return nodeName && nodeName.toLowerCase() === 'input' && (elem.type === 'checkbox' || elem.type === 'radio'); +function getStackByFiberInDevAndProd(workInProgress) { + var info = ''; + var node = workInProgress; + do { + info += describeFiber(node); + node = node.return; + } while (node); + return info; } -function getTargetInstForClickEvent(topLevelType, targetInst) { - if (topLevelType === 'topClick') { - return getInstIfValueChanged(targetInst); +var current = null; +var phase = null; + +function getCurrentFiberOwnerNameInDevOrNull() { + { + if (current === null) { + return null; + } + var owner = current._debugOwner; + if (owner !== null && typeof owner !== 'undefined') { + return getComponentName(owner.type); + } } + return null; } -function getTargetInstForInputOrChangeEvent(topLevelType, targetInst) { - if (topLevelType === 'topInput' || topLevelType === 'topChange') { - return getInstIfValueChanged(targetInst); +function getCurrentFiberStackInDev() { + { + if (current === null) { + return ''; + } + // Safe because if current fiber exists, we are reconciling, + // and it is guaranteed to be the work-in-progress version. + return getStackByFiberInDevAndProd(current); } + return ''; } -function handleControlledInputBlur(inst, node) { - // TODO: In IE, inst is occasionally null. Why? - if (inst == null) { - return; +function resetCurrentFiber() { + { + ReactDebugCurrentFrame.getCurrentStack = null; + current = null; + phase = null; } +} - // Fiber and ReactDOM keep wrapper state in separate places - var state = inst._wrapperState || node._wrapperState; - - if (!state || !state.controlled || node.type !== 'number') { - return; +function setCurrentFiber(fiber) { + { + ReactDebugCurrentFrame.getCurrentStack = getCurrentFiberStackInDev; + current = fiber; + phase = null; } +} - // If controlled, assign the value attribute to the current value on blur - var value = '' + node.value; - if (node.getAttribute('value') !== value) { - node.setAttribute('value', value); +function setCurrentPhase(lifeCyclePhase) { + { + phase = lifeCyclePhase; } } /** - * This plugin creates an `onChange` event that normalizes change events - * across form elements. This event fires at a time when it's possible to - * change the element's value without seeing a flicker. - * - * Supported elements are: - * - input (see `isTextInputElement`) - * - textarea - * - select + * Similar to invariant but only logs a warning if the condition is not met. + * This can be used to log issues in development environments in critical + * paths. Removing the logging code for production environments will keep the + * same logic and follow the same code paths. */ -var ChangeEventPlugin = { - eventTypes: eventTypes$1, - - _isInputEventSupported: isInputEventSupported, - extractEvents: function (topLevelType, targetInst, nativeEvent, nativeEventTarget) { - var targetNode = targetInst ? getNodeFromInstance$1(targetInst) : window; +var warning = warningWithoutStack$1; - var getTargetInstFunc, handleEventFunc; - if (shouldUseChangeEvent(targetNode)) { - getTargetInstFunc = getTargetInstForChangeEvent; - } else if (isTextInputElement(targetNode)) { - if (isInputEventSupported) { - getTargetInstFunc = getTargetInstForInputOrChangeEvent; - } else { - getTargetInstFunc = getTargetInstForInputEventPolyfill; - handleEventFunc = handleEventsForInputEventPolyfill; - } - } else if (shouldUseClickEvent(targetNode)) { - getTargetInstFunc = getTargetInstForClickEvent; +{ + warning = function (condition, format) { + if (condition) { + return; } + var ReactDebugCurrentFrame = ReactSharedInternals.ReactDebugCurrentFrame; + var stack = ReactDebugCurrentFrame.getStackAddendum(); + // eslint-disable-next-line react-internal/warning-and-invariant-args - if (getTargetInstFunc) { - var inst = getTargetInstFunc(topLevelType, targetInst); - if (inst) { - var event = createAndAccumulateChangeEvent(inst, nativeEvent, nativeEventTarget); - return event; - } + for (var _len = arguments.length, args = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) { + args[_key - 2] = arguments[_key]; } - if (handleEventFunc) { - handleEventFunc(topLevelType, targetNode, targetInst); - } + warningWithoutStack$1.apply(undefined, [false, format + '%s'].concat(args, [stack])); + }; +} - // When blurring, set the value attribute for number inputs - if (topLevelType === 'topBlur') { - handleControlledInputBlur(targetInst, targetNode); - } - } -}; +var warning$1 = warning; -/** - * Module that is injectable into `EventPluginHub`, that specifies a - * deterministic ordering of `EventPlugin`s. A convenient way to reason about - * plugins, without having to package every one of them. This is better than - * having plugins be ordered in the same order that they are injected because - * that ordering would be influenced by the packaging order. - * `ResponderEventPlugin` must occur before `SimpleEventPlugin` so that - * preventing default on events is convenient in `SimpleEventPlugin` handlers. - */ -var DOMEventPluginOrder = ['ResponderEventPlugin', 'SimpleEventPlugin', 'TapEventPlugin', 'EnterLeaveEventPlugin', 'ChangeEventPlugin', 'SelectEventPlugin', 'BeforeInputEventPlugin']; +// A reserved attribute. +// It is handled by React separately and shouldn't be written to the DOM. +var RESERVED = 0; -/** - * @interface UIEvent - * @see http://www.w3.org/TR/DOM-Level-3-Events/ - */ -var UIEventInterface = { - view: null, - detail: null -}; +// A simple string attribute. +// Attributes that aren't in the whitelist are presumed to have this type. +var STRING = 1; -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticEvent} - */ -function SyntheticUIEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticEvent$1.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} +// A string attribute that accepts booleans in React. In HTML, these are called +// "enumerated" attributes with "true" and "false" as possible values. +// When true, it should be set to a "true" string. +// When false, it should be set to a "false" string. +var BOOLEANISH_STRING = 2; -SyntheticEvent$1.augmentClass(SyntheticUIEvent, UIEventInterface); +// A real boolean attribute. +// When true, it should be present (set either to an empty string or its name). +// When false, it should be omitted. +var BOOLEAN = 3; -/** - * Translation from modifier key to the associated property in the event. - * @see http://www.w3.org/TR/DOM-Level-3-Events/#keys-Modifiers - */ +// An attribute that can be used as a flag as well as with a value. +// When true, it should be present (set either to an empty string or its name). +// When false, it should be omitted. +// For any other value, should be present with that value. +var OVERLOADED_BOOLEAN = 4; -var modifierKeyToProp = { - Alt: 'altKey', - Control: 'ctrlKey', - Meta: 'metaKey', - Shift: 'shiftKey' -}; +// An attribute that must be numeric or parse as a numeric. +// When falsy, it should be removed. +var NUMERIC = 5; -// IE8 does not implement getModifierState so we simply map it to the only -// modifier keys exposed by the event itself, does not support Lock-keys. -// Currently, all major browsers except Chrome seems to support Lock-keys. -function modifierStateGetter(keyArg) { - var syntheticEvent = this; - var nativeEvent = syntheticEvent.nativeEvent; - if (nativeEvent.getModifierState) { - return nativeEvent.getModifierState(keyArg); - } - var keyProp = modifierKeyToProp[keyArg]; - return keyProp ? !!nativeEvent[keyProp] : false; -} +// An attribute that must be positive numeric or parse as a positive numeric. +// When falsy, it should be removed. +var POSITIVE_NUMERIC = 6; -function getEventModifierState(nativeEvent) { - return modifierStateGetter; -} +/* eslint-disable max-len */ +var ATTRIBUTE_NAME_START_CHAR = ':A-Z_a-z\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD'; +/* eslint-enable max-len */ +var ATTRIBUTE_NAME_CHAR = ATTRIBUTE_NAME_START_CHAR + '\\-.0-9\\u00B7\\u0300-\\u036F\\u203F-\\u2040'; -/** - * @interface MouseEvent - * @see http://www.w3.org/TR/DOM-Level-3-Events/ - */ -var MouseEventInterface = { - screenX: null, - screenY: null, - clientX: null, - clientY: null, - pageX: null, - pageY: null, - ctrlKey: null, - shiftKey: null, - altKey: null, - metaKey: null, - getModifierState: getEventModifierState, - button: null, - buttons: null, - relatedTarget: function (event) { - return event.relatedTarget || (event.fromElement === event.srcElement ? event.toElement : event.fromElement); - } -}; -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticUIEvent} - */ -function SyntheticMouseEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticUIEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} +var ROOT_ATTRIBUTE_NAME = 'data-reactroot'; +var VALID_ATTRIBUTE_NAME_REGEX = new RegExp('^[' + ATTRIBUTE_NAME_START_CHAR + '][' + ATTRIBUTE_NAME_CHAR + ']*$'); -SyntheticUIEvent.augmentClass(SyntheticMouseEvent, MouseEventInterface); +var hasOwnProperty = Object.prototype.hasOwnProperty; +var illegalAttributeNameCache = {}; +var validatedAttributeNameCache = {}; -var eventTypes$2 = { - mouseEnter: { - registrationName: 'onMouseEnter', - dependencies: ['topMouseOut', 'topMouseOver'] - }, - mouseLeave: { - registrationName: 'onMouseLeave', - dependencies: ['topMouseOut', 'topMouseOver'] +function isAttributeNameSafe(attributeName) { + if (hasOwnProperty.call(validatedAttributeNameCache, attributeName)) { + return true; } -}; - -var EnterLeaveEventPlugin = { - eventTypes: eventTypes$2, + if (hasOwnProperty.call(illegalAttributeNameCache, attributeName)) { + return false; + } + if (VALID_ATTRIBUTE_NAME_REGEX.test(attributeName)) { + validatedAttributeNameCache[attributeName] = true; + return true; + } + illegalAttributeNameCache[attributeName] = true; + { + warning$1(false, 'Invalid attribute name: `%s`', attributeName); + } + return false; +} - /** - * For almost every interaction we care about, there will be both a top-level - * `mouseover` and `mouseout` event that occurs. Only use `mouseout` so that - * we do not extract duplicate events. However, moving the mouse into the - * browser from outside will not fire a `mouseout` event. In this case, we use - * the `mouseover` top-level event. - */ - extractEvents: function (topLevelType, targetInst, nativeEvent, nativeEventTarget) { - if (topLevelType === 'topMouseOver' && (nativeEvent.relatedTarget || nativeEvent.fromElement)) { - return null; - } - if (topLevelType !== 'topMouseOut' && topLevelType !== 'topMouseOver') { - // Must not be a mouse in or mouse out - ignoring. - return null; - } +function shouldIgnoreAttribute(name, propertyInfo, isCustomComponentTag) { + if (propertyInfo !== null) { + return propertyInfo.type === RESERVED; + } + if (isCustomComponentTag) { + return false; + } + if (name.length > 2 && (name[0] === 'o' || name[0] === 'O') && (name[1] === 'n' || name[1] === 'N')) { + return true; + } + return false; +} - var win; - if (nativeEventTarget.window === nativeEventTarget) { - // `nativeEventTarget` is probably a window object. - win = nativeEventTarget; - } else { - // TODO: Figure out why `ownerDocument` is sometimes undefined in IE8. - var doc = nativeEventTarget.ownerDocument; - if (doc) { - win = doc.defaultView || doc.parentWindow; - } else { - win = window; +function shouldRemoveAttributeWithWarning(name, value, propertyInfo, isCustomComponentTag) { + if (propertyInfo !== null && propertyInfo.type === RESERVED) { + return false; + } + switch (typeof value) { + case 'function': + // $FlowIssue symbol is perfectly valid here + case 'symbol': + // eslint-disable-line + return true; + case 'boolean': + { + if (isCustomComponentTag) { + return false; + } + if (propertyInfo !== null) { + return !propertyInfo.acceptsBooleans; + } else { + var prefix = name.toLowerCase().slice(0, 5); + return prefix !== 'data-' && prefix !== 'aria-'; + } } - } - - var from; - var to; - if (topLevelType === 'topMouseOut') { - from = targetInst; - var related = nativeEvent.relatedTarget || nativeEvent.toElement; - to = related ? getClosestInstanceFromNode(related) : null; - } else { - // Moving to a node from outside the window. - from = null; - to = targetInst; - } + default: + return false; + } +} - if (from === to) { - // Nothing pertains to our managed components. - return null; +function shouldRemoveAttribute(name, value, propertyInfo, isCustomComponentTag) { + if (value === null || typeof value === 'undefined') { + return true; + } + if (shouldRemoveAttributeWithWarning(name, value, propertyInfo, isCustomComponentTag)) { + return true; + } + if (isCustomComponentTag) { + return false; + } + if (propertyInfo !== null) { + switch (propertyInfo.type) { + case BOOLEAN: + return !value; + case OVERLOADED_BOOLEAN: + return value === false; + case NUMERIC: + return isNaN(value); + case POSITIVE_NUMERIC: + return isNaN(value) || value < 1; } + } + return false; +} - var fromNode = from == null ? win : getNodeFromInstance$1(from); - var toNode = to == null ? win : getNodeFromInstance$1(to); +function getPropertyInfo(name) { + return properties.hasOwnProperty(name) ? properties[name] : null; +} - var leave = SyntheticMouseEvent.getPooled(eventTypes$2.mouseLeave, from, nativeEvent, nativeEventTarget); - leave.type = 'mouseleave'; - leave.target = fromNode; - leave.relatedTarget = toNode; +function PropertyInfoRecord(name, type, mustUseProperty, attributeName, attributeNamespace) { + this.acceptsBooleans = type === BOOLEANISH_STRING || type === BOOLEAN || type === OVERLOADED_BOOLEAN; + this.attributeName = attributeName; + this.attributeNamespace = attributeNamespace; + this.mustUseProperty = mustUseProperty; + this.propertyName = name; + this.type = type; +} - var enter = SyntheticMouseEvent.getPooled(eventTypes$2.mouseEnter, to, nativeEvent, nativeEventTarget); - enter.type = 'mouseenter'; - enter.target = toNode; - enter.relatedTarget = fromNode; +// When adding attributes to this list, be sure to also add them to +// the `possibleStandardNames` module to ensure casing and incorrect +// name warnings. +var properties = {}; - accumulateEnterLeaveDispatches(leave, enter, from, to); +// These props are reserved by React. They shouldn't be written to the DOM. +['children', 'dangerouslySetInnerHTML', +// TODO: This prevents the assignment of defaultValue to regular +// elements (not just inputs). Now that ReactDOMInput assigns to the +// defaultValue property -- do we need this? +'defaultValue', 'defaultChecked', 'innerHTML', 'suppressContentEditableWarning', 'suppressHydrationWarning', 'style'].forEach(function (name) { + properties[name] = new PropertyInfoRecord(name, RESERVED, false, // mustUseProperty + name, // attributeName + null); +} // attributeNamespace +); + +// A few React string attributes have a different name. +// This is a mapping from React prop names to the attribute names. +[['acceptCharset', 'accept-charset'], ['className', 'class'], ['htmlFor', 'for'], ['httpEquiv', 'http-equiv']].forEach(function (_ref) { + var name = _ref[0], + attributeName = _ref[1]; + + properties[name] = new PropertyInfoRecord(name, STRING, false, // mustUseProperty + attributeName, // attributeName + null); +} // attributeNamespace +); + +// These are "enumerated" HTML attributes that accept "true" and "false". +// In React, we let users pass `true` and `false` even though technically +// these aren't boolean attributes (they are coerced to strings). +['contentEditable', 'draggable', 'spellCheck', 'value'].forEach(function (name) { + properties[name] = new PropertyInfoRecord(name, BOOLEANISH_STRING, false, // mustUseProperty + name.toLowerCase(), // attributeName + null); +} // attributeNamespace +); + +// These are "enumerated" SVG attributes that accept "true" and "false". +// In React, we let users pass `true` and `false` even though technically +// these aren't boolean attributes (they are coerced to strings). +// Since these are SVG attributes, their attribute names are case-sensitive. +['autoReverse', 'externalResourcesRequired', 'focusable', 'preserveAlpha'].forEach(function (name) { + properties[name] = new PropertyInfoRecord(name, BOOLEANISH_STRING, false, // mustUseProperty + name, // attributeName + null); +} // attributeNamespace +); + +// These are HTML boolean attributes. +['allowFullScreen', 'async', +// Note: there is a special case that prevents it from being written to the DOM +// on the client side because the browsers are inconsistent. Instead we call focus(). +'autoFocus', 'autoPlay', 'controls', 'default', 'defer', 'disabled', 'formNoValidate', 'hidden', 'loop', 'noModule', 'noValidate', 'open', 'playsInline', 'readOnly', 'required', 'reversed', 'scoped', 'seamless', +// Microdata +'itemScope'].forEach(function (name) { + properties[name] = new PropertyInfoRecord(name, BOOLEAN, false, // mustUseProperty + name.toLowerCase(), // attributeName + null); +} // attributeNamespace +); + +// These are the few React props that we set as DOM properties +// rather than attributes. These are all booleans. +['checked', +// Note: `option.selected` is not updated if `select.multiple` is +// disabled with `removeAttribute`. We have special logic for handling this. +'multiple', 'muted', 'selected'].forEach(function (name) { + properties[name] = new PropertyInfoRecord(name, BOOLEAN, true, // mustUseProperty + name, // attributeName + null); +} // attributeNamespace +); + +// These are HTML attributes that are "overloaded booleans": they behave like +// booleans, but can also accept a string value. +['capture', 'download'].forEach(function (name) { + properties[name] = new PropertyInfoRecord(name, OVERLOADED_BOOLEAN, false, // mustUseProperty + name, // attributeName + null); +} // attributeNamespace +); + +// These are HTML attributes that must be positive numbers. +['cols', 'rows', 'size', 'span'].forEach(function (name) { + properties[name] = new PropertyInfoRecord(name, POSITIVE_NUMERIC, false, // mustUseProperty + name, // attributeName + null); +} // attributeNamespace +); + +// These are HTML attributes that must be numbers. +['rowSpan', 'start'].forEach(function (name) { + properties[name] = new PropertyInfoRecord(name, NUMERIC, false, // mustUseProperty + name.toLowerCase(), // attributeName + null); +} // attributeNamespace +); - return [leave, enter]; - } +var CAMELIZE = /[\-\:]([a-z])/g; +var capitalize = function (token) { + return token[1].toUpperCase(); }; -/** - * `ReactInstanceMap` maintains a mapping from a public facing stateful - * instance (key) and the internal representation (value). This allows public - * methods to accept the user facing instance as an argument and map them back - * to internal methods. - * - * Note that this module is currently shared and assumed to be stateless. - * If this becomes an actual Map, that will break. - */ +// This is a list of all SVG attributes that need special casing, namespacing, +// or boolean value assignment. Regular attributes that just accept strings +// and have the same names are omitted, just like in the HTML whitelist. +// Some of these attributes can be hard to find. This list was created by +// scrapping the MDN documentation. +['accent-height', 'alignment-baseline', 'arabic-form', 'baseline-shift', 'cap-height', 'clip-path', 'clip-rule', 'color-interpolation', 'color-interpolation-filters', 'color-profile', 'color-rendering', 'dominant-baseline', 'enable-background', 'fill-opacity', 'fill-rule', 'flood-color', 'flood-opacity', 'font-family', 'font-size', 'font-size-adjust', 'font-stretch', 'font-style', 'font-variant', 'font-weight', 'glyph-name', 'glyph-orientation-horizontal', 'glyph-orientation-vertical', 'horiz-adv-x', 'horiz-origin-x', 'image-rendering', 'letter-spacing', 'lighting-color', 'marker-end', 'marker-mid', 'marker-start', 'overline-position', 'overline-thickness', 'paint-order', 'panose-1', 'pointer-events', 'rendering-intent', 'shape-rendering', 'stop-color', 'stop-opacity', 'strikethrough-position', 'strikethrough-thickness', 'stroke-dasharray', 'stroke-dashoffset', 'stroke-linecap', 'stroke-linejoin', 'stroke-miterlimit', 'stroke-opacity', 'stroke-width', 'text-anchor', 'text-decoration', 'text-rendering', 'underline-position', 'underline-thickness', 'unicode-bidi', 'unicode-range', 'units-per-em', 'v-alphabetic', 'v-hanging', 'v-ideographic', 'v-mathematical', 'vector-effect', 'vert-adv-y', 'vert-origin-x', 'vert-origin-y', 'word-spacing', 'writing-mode', 'xmlns:xlink', 'x-height'].forEach(function (attributeName) { + var name = attributeName.replace(CAMELIZE, capitalize); + properties[name] = new PropertyInfoRecord(name, STRING, false, // mustUseProperty + attributeName, null); +} // attributeNamespace +); + +// String SVG attributes with the xlink namespace. +['xlink:actuate', 'xlink:arcrole', 'xlink:href', 'xlink:role', 'xlink:show', 'xlink:title', 'xlink:type'].forEach(function (attributeName) { + var name = attributeName.replace(CAMELIZE, capitalize); + properties[name] = new PropertyInfoRecord(name, STRING, false, // mustUseProperty + attributeName, 'http://www.w3.org/1999/xlink'); +}); + +// String SVG attributes with the xml namespace. +['xml:base', 'xml:lang', 'xml:space'].forEach(function (attributeName) { + var name = attributeName.replace(CAMELIZE, capitalize); + properties[name] = new PropertyInfoRecord(name, STRING, false, // mustUseProperty + attributeName, 'http://www.w3.org/XML/1998/namespace'); +}); + +// Special case: this attribute exists both in HTML and SVG. +// Its "tabindex" attribute name is case-sensitive in SVG so we can't just use +// its React `tabIndex` name, like we do for attributes that exist only in HTML. +properties.tabIndex = new PropertyInfoRecord('tabIndex', STRING, false, // mustUseProperty +'tabindex', // attributeName +null); /** - * This API should be called `delete` but we'd have to make sure to always - * transform these to strings for IE support. When this transform is fully - * supported we can rename it. + * Get the value for a property on a node. Only used in DEV for SSR validation. + * The "expected" argument is used as a hint of what the expected value is. + * Some properties have multiple equivalent values. */ +function getValueForProperty(node, name, expected, propertyInfo) { + { + if (propertyInfo.mustUseProperty) { + var propertyName = propertyInfo.propertyName; + return node[propertyName]; + } else { + var attributeName = propertyInfo.attributeName; -function get(key) { - return key._reactInternalFiber; -} + var stringValue = null; -function has(key) { - return key._reactInternalFiber !== undefined; + if (propertyInfo.type === OVERLOADED_BOOLEAN) { + if (node.hasAttribute(attributeName)) { + var value = node.getAttribute(attributeName); + if (value === '') { + return true; + } + if (shouldRemoveAttribute(name, expected, propertyInfo, false)) { + return value; + } + if (value === '' + expected) { + return expected; + } + return value; + } + } else if (node.hasAttribute(attributeName)) { + if (shouldRemoveAttribute(name, expected, propertyInfo, false)) { + // We had an attribute but shouldn't have had one, so read it + // for the error message. + return node.getAttribute(attributeName); + } + if (propertyInfo.type === BOOLEAN) { + // If this was a boolean, it doesn't matter what the value is + // the fact that we have it is the same as the expected. + return expected; + } + // Even if this property uses a namespace we use getAttribute + // because we assume its namespaced name is the same as our config. + // To use getAttributeNS we need the local name which we don't have + // in our config atm. + stringValue = node.getAttribute(attributeName); + } + + if (shouldRemoveAttribute(name, expected, propertyInfo, false)) { + return stringValue === null ? expected : stringValue; + } else if (stringValue === '' + expected) { + return expected; + } else { + return stringValue; + } + } + } } -function set(key, value) { - key._reactInternalFiber = value; +/** + * Get the value for a attribute on a node. Only used in DEV for SSR validation. + * The third argument is used as a hint of what the expected value is. Some + * attributes have multiple equivalent values. + */ +function getValueForAttribute(node, name, expected) { + { + if (!isAttributeNameSafe(name)) { + return; + } + if (!node.hasAttribute(name)) { + return expected === undefined ? undefined : null; + } + var value = node.getAttribute(name); + if (value === '' + expected) { + return expected; + } + return value; + } } -var ReactInternals$1 = React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED; +/** + * Sets the value for a property on a node. + * + * @param {DOMElement} node + * @param {string} name + * @param {*} value + */ +function setValueForProperty(node, name, value, isCustomComponentTag) { + var propertyInfo = getPropertyInfo(name); + if (shouldIgnoreAttribute(name, propertyInfo, isCustomComponentTag)) { + return; + } + if (shouldRemoveAttribute(name, value, propertyInfo, isCustomComponentTag)) { + value = null; + } + // If the prop isn't in the special list, treat it as a simple attribute. + if (isCustomComponentTag || propertyInfo === null) { + if (isAttributeNameSafe(name)) { + var _attributeName = name; + if (value === null) { + node.removeAttribute(_attributeName); + } else { + node.setAttribute(_attributeName, '' + value); + } + } + return; + } + var mustUseProperty = propertyInfo.mustUseProperty; -var ReactCurrentOwner = ReactInternals$1.ReactCurrentOwner; -var ReactDebugCurrentFrame = ReactInternals$1.ReactDebugCurrentFrame; + if (mustUseProperty) { + var propertyName = propertyInfo.propertyName; -function getComponentName(fiber) { - var type = fiber.type; + if (value === null) { + var type = propertyInfo.type; - if (typeof type === 'string') { - return type; + node[propertyName] = type === BOOLEAN ? false : ''; + } else { + // Contrary to `setAttribute`, object properties are properly + // `toString`ed by IE8/9. + node[propertyName] = value; + } + return; } - if (typeof type === 'function') { - return type.displayName || type.name; + // The rest are treated as attributes with special cases. + var attributeName = propertyInfo.attributeName, + attributeNamespace = propertyInfo.attributeNamespace; + + if (value === null) { + node.removeAttribute(attributeName); + } else { + var _type = propertyInfo.type; + + var attributeValue = void 0; + if (_type === BOOLEAN || _type === OVERLOADED_BOOLEAN && value === true) { + attributeValue = ''; + } else { + // `setAttribute` with objects becomes only `[object]` in IE8/9, + // ('' + value) makes it output the correct toString()-value. + attributeValue = '' + value; + } + if (attributeNamespace) { + node.setAttributeNS(attributeNamespace, attributeName, attributeValue); + } else { + node.setAttribute(attributeName, attributeValue); + } } - return null; } -// Don't change these two values: -var NoEffect = 0; // 0b00000000 -var PerformedWork = 1; // 0b00000001 +// Flow does not allow string concatenation of most non-string types. To work +// around this limitation, we use an opaque type that can only be obtained by +// passing the value through getToStringValue first. +function toString(value) { + return '' + value; +} -// You can change the rest (and add more). -var Placement = 2; // 0b00000010 -var Update = 4; // 0b00000100 -var PlacementAndUpdate = 6; // 0b00000110 -var Deletion = 8; // 0b00001000 -var ContentReset = 16; // 0b00010000 -var Callback = 32; // 0b00100000 -var Err = 64; // 0b01000000 -var Ref = 128; // 0b10000000 +function getToStringValue(value) { + switch (typeof value) { + case 'boolean': + case 'number': + case 'object': + case 'string': + case 'undefined': + return value; + default: + // function, symbol are assigned as empty strings + return ''; + } +} -var MOUNTING = 1; -var MOUNTED = 2; -var UNMOUNTED = 3; +/** + * Copyright (c) 2013-present, Facebook, Inc. + * + * This source code is licensed under the MIT license found in the + * LICENSE file in the root directory of this source tree. + */ -function isFiberMountedImpl(fiber) { - var node = fiber; - if (!fiber.alternate) { - // If there is no alternate, this might be a new tree that isn't inserted - // yet. If it is, then it will have a pending insertion effect on it. - if ((node.effectTag & Placement) !== NoEffect) { - return MOUNTING; - } - while (node['return']) { - node = node['return']; - if ((node.effectTag & Placement) !== NoEffect) { - return MOUNTING; - } - } - } else { - while (node['return']) { - node = node['return']; - } - } - if (node.tag === HostRoot) { - // TODO: Check if this was a nested HostRoot when used with - // renderContainerIntoSubtree. - return MOUNTED; - } - // If we didn't hit the root, that means that we're in an disconnected tree - // that has been unmounted. - return UNMOUNTED; -} -function isFiberMounted(fiber) { - return isFiberMountedImpl(fiber) === MOUNTED; -} -function isMounted(component) { - { - var owner = ReactCurrentOwner.current; - if (owner !== null && owner.tag === ClassComponent) { - var ownerFiber = owner; - var instance = ownerFiber.stateNode; - warning_1(instance._warnedAboutRefsInRender, '%s is accessing isMounted inside its render() function. ' + 'render() should be a pure function of props and state. It should ' + 'never access something that requires stale data from the previous ' + 'render, such as refs. Move this logic to componentDidMount and ' + 'componentDidUpdate instead.', getComponentName(ownerFiber) || 'A component'); - instance._warnedAboutRefsInRender = true; - } - } +var ReactPropTypesSecret$1 = 'SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED'; - var fiber = get(component); - if (!fiber) { - return false; - } - return isFiberMountedImpl(fiber) === MOUNTED; -} +var ReactPropTypesSecret_1 = ReactPropTypesSecret$1; -function assertIsMounted(fiber) { - !(isFiberMountedImpl(fiber) === MOUNTED) ? invariant_1(false, 'Unable to find node on an unmounted component.') : void 0; -} +/** + * Copyright (c) 2013-present, Facebook, Inc. + * + * This source code is licensed under the MIT license found in the + * LICENSE file in the root directory of this source tree. + */ -function findCurrentFiberUsingSlowPath(fiber) { - var alternate = fiber.alternate; - if (!alternate) { - // If there is no alternate, then we only need to check if it is mounted. - var state = isFiberMountedImpl(fiber); - !(state !== UNMOUNTED) ? invariant_1(false, 'Unable to find node on an unmounted component.') : void 0; - if (state === MOUNTING) { - return null; - } - return fiber; - } - // If we have two possible branches, we'll walk backwards up to the root - // to see what path the root points to. On the way we may hit one of the - // special cases and we'll deal with them. - var a = fiber; - var b = alternate; - while (true) { - var parentA = a['return']; - var parentB = parentA ? parentA.alternate : null; - if (!parentA || !parentB) { - // We're at the root. - break; - } - // If both copies of the parent fiber point to the same child, we can - // assume that the child is current. This happens when we bailout on low - // priority: the bailed out fiber's child reuses the current child. - if (parentA.child === parentB.child) { - var child = parentA.child; - while (child) { - if (child === a) { - // We've determined that A is the current branch. - assertIsMounted(parentA); - return fiber; - } - if (child === b) { - // We've determined that B is the current branch. - assertIsMounted(parentA); - return alternate; - } - child = child.sibling; - } - // We should never have an alternate for any mounting node. So the only - // way this could possibly happen is if this was unmounted, if at all. - invariant_1(false, 'Unable to find node on an unmounted component.'); + +var printWarning = function() {}; + +{ + var ReactPropTypesSecret = ReactPropTypesSecret_1; + var loggedTypeFailures = {}; + + printWarning = function(text) { + var message = 'Warning: ' + text; + if (typeof console !== 'undefined') { + console.error(message); } + try { + // --- Welcome to debugging React --- + // This error was thrown as a convenience so that you can use this stack + // to find the callsite that caused this warning to fire. + throw new Error(message); + } catch (x) {} + }; +} - if (a['return'] !== b['return']) { - // The return pointer of A and the return pointer of B point to different - // fibers. We assume that return pointers never criss-cross, so A must - // belong to the child set of A.return, and B must belong to the child - // set of B.return. - a = parentA; - b = parentB; - } else { - // The return pointers point to the same fiber. We'll have to use the - // default, slow path: scan the child sets of each parent alternate to see - // which child belongs to which set. - // - // Search parent A's child set - var didFindChild = false; - var _child = parentA.child; - while (_child) { - if (_child === a) { - didFindChild = true; - a = parentA; - b = parentB; - break; +/** + * Assert that the values match with the type specs. + * Error messages are memorized and will only be shown once. + * + * @param {object} typeSpecs Map of name to a ReactPropType + * @param {object} values Runtime values that need to be type-checked + * @param {string} location e.g. "prop", "context", "child context" + * @param {string} componentName Name of the component for error messages. + * @param {?Function} getStack Returns the component stack. + * @private + */ +function checkPropTypes(typeSpecs, values, location, componentName, getStack) { + { + for (var typeSpecName in typeSpecs) { + if (typeSpecs.hasOwnProperty(typeSpecName)) { + var error; + // Prop type validation may throw. In case they do, we don't want to + // fail the render phase where it didn't fail before. So we log it. + // After these have been cleaned up, we'll let them throw. + try { + // This is intentionally an invariant that gets caught. It's the same + // behavior as without this statement except with a better message. + if (typeof typeSpecs[typeSpecName] !== 'function') { + var err = Error( + (componentName || 'React class') + ': ' + location + ' type `' + typeSpecName + '` is invalid; ' + + 'it must be a function, usually from the `prop-types` package, but received `' + typeof typeSpecs[typeSpecName] + '`.' + ); + err.name = 'Invariant Violation'; + throw err; + } + error = typeSpecs[typeSpecName](values, typeSpecName, componentName, location, null, ReactPropTypesSecret); + } catch (ex) { + error = ex; } - if (_child === b) { - didFindChild = true; - b = parentA; - a = parentB; - break; + if (error && !(error instanceof Error)) { + printWarning( + (componentName || 'React class') + ': type specification of ' + + location + ' `' + typeSpecName + '` is invalid; the type checker ' + + 'function must return `null` or an `Error` but returned a ' + typeof error + '. ' + + 'You may have forgotten to pass an argument to the type checker ' + + 'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' + + 'shape all require an argument).' + ); + } - _child = _child.sibling; - } - if (!didFindChild) { - // Search parent B's child set - _child = parentB.child; - while (_child) { - if (_child === a) { - didFindChild = true; - a = parentB; - b = parentA; - break; - } - if (_child === b) { - didFindChild = true; - b = parentB; - a = parentA; - break; - } - _child = _child.sibling; + if (error instanceof Error && !(error.message in loggedTypeFailures)) { + // Only monitor this failure once because there tends to be a lot of the + // same error. + loggedTypeFailures[error.message] = true; + + var stack = getStack ? getStack() : ''; + + printWarning( + 'Failed ' + location + ' type: ' + error.message + (stack != null ? stack : '') + ); } - !didFindChild ? invariant_1(false, 'Child was not found in either parent set. This indicates a bug in React related to the return pointer. Please file an issue.') : void 0; } } - - !(a.alternate === b) ? invariant_1(false, 'Return fibers should always be each others\' alternates. This error is likely caused by a bug in React. Please file an issue.') : void 0; - } - // If the root is not a host container, we're in a disconnected tree. I.e. - // unmounted. - !(a.tag === HostRoot) ? invariant_1(false, 'Unable to find node on an unmounted component.') : void 0; - if (a.stateNode.current === a) { - // We've determined that A is the current branch. - return fiber; } - // Otherwise B has to be current branch. - return alternate; } -function findCurrentHostFiber(parent) { - var currentParent = findCurrentFiberUsingSlowPath(parent); - if (!currentParent) { - return null; - } +var checkPropTypes_1 = checkPropTypes; - // Next we'll drill down this component to find the first HostComponent/Text. - var node = currentParent; - while (true) { - if (node.tag === HostComponent || node.tag === HostText) { - return node; - } else if (node.child) { - node.child['return'] = node; - node = node.child; - continue; - } - if (node === currentParent) { - return null; - } - while (!node.sibling) { - if (!node['return'] || node['return'] === currentParent) { +var ReactDebugCurrentFrame$1 = null; + +var ReactControlledValuePropTypes = { + checkPropTypes: null +}; + +{ + ReactDebugCurrentFrame$1 = ReactSharedInternals.ReactDebugCurrentFrame; + + var hasReadOnlyValue = { + button: true, + checkbox: true, + image: true, + hidden: true, + radio: true, + reset: true, + submit: true + }; + + var propTypes = { + value: function (props, propName, componentName) { + if (hasReadOnlyValue[props.type] || props.onChange || props.readOnly || props.disabled || props[propName] == null) { + return null; + } + return new Error('You provided a `value` prop to a form field without an ' + '`onChange` handler. This will render a read-only field. If ' + 'the field should be mutable use `defaultValue`. Otherwise, ' + 'set either `onChange` or `readOnly`.'); + }, + checked: function (props, propName, componentName) { + if (props.onChange || props.readOnly || props.disabled || props[propName] == null) { return null; } - node = node['return']; + return new Error('You provided a `checked` prop to a form field without an ' + '`onChange` handler. This will render a read-only field. If ' + 'the field should be mutable use `defaultChecked`. Otherwise, ' + 'set either `onChange` or `readOnly`.'); } - node.sibling['return'] = node['return']; - node = node.sibling; - } - // Flow needs the return null here, but ESLint complains about it. - // eslint-disable-next-line no-unreachable - return null; -} + }; -function findCurrentHostFiberWithNoPortals(parent) { - var currentParent = findCurrentFiberUsingSlowPath(parent); - if (!currentParent) { - return null; - } - - // Next we'll drill down this component to find the first HostComponent/Text. - var node = currentParent; - while (true) { - if (node.tag === HostComponent || node.tag === HostText) { - return node; - } else if (node.child && node.tag !== HostPortal) { - node.child['return'] = node; - node = node.child; - continue; - } - if (node === currentParent) { - return null; - } - while (!node.sibling) { - if (!node['return'] || node['return'] === currentParent) { - return null; - } - node = node['return']; - } - node.sibling['return'] = node['return']; - node = node.sibling; - } - // Flow needs the return null here, but ESLint complains about it. - // eslint-disable-next-line no-unreachable - return null; + /** + * Provide a linked `value` attribute for controlled forms. You should not use + * this outside of the ReactDOM controlled form components. + */ + ReactControlledValuePropTypes.checkPropTypes = function (tagName, props) { + checkPropTypes_1(propTypes, props, 'prop', tagName, ReactDebugCurrentFrame$1.getStackAddendum); + }; } -/** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * - * @typechecks - */ +// Exports ReactDOM.createRoot +var enableUserTimingAPI = true; +// Experimental error-boundary API that can recover from errors within a single +// render phase +var enableGetDerivedStateFromCatch = false; +// Suspense +var enableSuspense = false; +// Helps identify side effects in begin-phase lifecycle hooks and setState reducers: +var debugRenderPhaseSideEffects = false; +// In some cases, StrictMode should also double-render lifecycles. +// This can be confusing for tests though, +// And it can be bad for performance in production. +// This feature flag can be used to control the behavior: +var debugRenderPhaseSideEffectsForStrictMode = true; -/** - * Upstream version of event listener. Does not take into account specific - * nature of platform. - */ -var EventListener = { - /** - * Listen to DOM events during the bubble phase. - * - * @param {DOMEventTarget} target DOM element to register listener on. - * @param {string} eventType Event type, e.g. 'click' or 'mouseover'. - * @param {function} callback Callback function. - * @return {object} Object with a `remove` method. - */ - listen: function listen(target, eventType, callback) { - if (target.addEventListener) { - target.addEventListener(eventType, callback, false); - return { - remove: function remove() { - target.removeEventListener(eventType, callback, false); - } - }; - } else if (target.attachEvent) { - target.attachEvent('on' + eventType, callback); - return { - remove: function remove() { - target.detachEvent('on' + eventType, callback); - } - }; - } - }, +// To preserve the "Pause on caught exceptions" behavior of the debugger, we +// replay the begin phase of a failed component inside invokeGuardedCallback. +var replayFailedUnitOfWorkWithInvokeGuardedCallback = true; - /** - * Listen to DOM events during the capture phase. - * - * @param {DOMEventTarget} target DOM element to register listener on. - * @param {string} eventType Event type, e.g. 'click' or 'mouseover'. - * @param {function} callback Callback function. - * @return {object} Object with a `remove` method. - */ - capture: function capture(target, eventType, callback) { - if (target.addEventListener) { - target.addEventListener(eventType, callback, true); - return { - remove: function remove() { - target.removeEventListener(eventType, callback, true); - } - }; - } else { - { - console.error('Attempted to listen to events during the capture phase on a ' + 'browser that does not support the capture phase. Your application ' + 'will not receive some events.'); - } - return { - remove: emptyFunction_1 - }; - } - }, +// Warn about deprecated, async-unsafe lifecycles; relates to RFC #6: +var warnAboutDeprecatedLifecycles = false; - registerDefault: function registerDefault() {} -}; +// Warn about legacy context API +var warnAboutLegacyContextAPI = false; -var EventListener_1 = EventListener; +// Gather advanced timing metrics for Profiler subtrees. +var enableProfilerTimer = true; -var CALLBACK_BOOKKEEPING_POOL_SIZE = 10; -var callbackBookkeepingPool = []; +// Trace which interactions trigger each commit. +var enableSchedulerTracing = true; + +// Only used in www builds. + + +// Only used in www builds. + + +// React Fire: prevent the value and checked attributes from syncing +// with their related DOM properties +var disableInputAttributeSyncing = false; + +// TODO: direct imports like some-package/src/* are bad. Fix me. +var didWarnValueDefaultValue = false; +var didWarnCheckedDefaultChecked = false; +var didWarnControlledToUncontrolled = false; +var didWarnUncontrolledToControlled = false; + +function isControlled(props) { + var usesChecked = props.type === 'checkbox' || props.type === 'radio'; + return usesChecked ? props.checked != null : props.value != null; +} /** - * Find the deepest React component completely containing the root of the - * passed-in instance (for use when entire React trees are nested within each - * other). If React trees are not nested, returns null. + * Implements an host component that allows setting these optional + * props: `checked`, `value`, `defaultChecked`, and `defaultValue`. + * + * If `checked` or `value` are not supplied (or null/undefined), user actions + * that affect the checked state or value will trigger updates to the element. + * + * If they are supplied (and not null/undefined), the rendered element will not + * trigger updates to the element. Instead, the props must change in order for + * the rendered element to be updated. + * + * The rendered element will be initialized as unchecked (or `defaultChecked`) + * with an empty value (or `defaultValue`). + * + * See http://www.w3.org/TR/2012/WD-html5-20121025/the-input-element.html */ -function findRootContainerNode(inst) { - // TODO: It may be a good idea to cache this to prevent unnecessary DOM - // traversal, but caching is difficult to do correctly without using a - // mutation observer to listen for all DOM changes. - while (inst['return']) { - inst = inst['return']; - } - if (inst.tag !== HostRoot) { - // This can happen if we're in a detached tree. - return null; - } - return inst.stateNode.containerInfo; -} -// Used to store ancestor hierarchy in top level callback -function getTopLevelCallbackBookKeeping(topLevelType, nativeEvent, targetInst) { - if (callbackBookkeepingPool.length) { - var instance = callbackBookkeepingPool.pop(); - instance.topLevelType = topLevelType; - instance.nativeEvent = nativeEvent; - instance.targetInst = targetInst; - return instance; - } - return { - topLevelType: topLevelType, - nativeEvent: nativeEvent, - targetInst: targetInst, - ancestors: [] - }; -} +function getHostProps(element, props) { + var node = element; + var checked = props.checked; -function releaseTopLevelCallbackBookKeeping(instance) { - instance.topLevelType = null; - instance.nativeEvent = null; - instance.targetInst = null; - instance.ancestors.length = 0; - if (callbackBookkeepingPool.length < CALLBACK_BOOKKEEPING_POOL_SIZE) { - callbackBookkeepingPool.push(instance); - } + var hostProps = _assign({}, props, { + defaultChecked: undefined, + defaultValue: undefined, + value: undefined, + checked: checked != null ? checked : node._wrapperState.initialChecked + }); + + return hostProps; } -function handleTopLevelImpl(bookKeeping) { - var targetInst = bookKeeping.targetInst; +function initWrapperState(element, props) { + { + ReactControlledValuePropTypes.checkPropTypes('input', props); - // Loop through the hierarchy, in case there's any nested components. - // It's important that we build the array of ancestors before calling any - // event handlers, because event handlers can modify the DOM, leading to - // inconsistencies with ReactMount's node cache. See #1105. - var ancestor = targetInst; - do { - if (!ancestor) { - bookKeeping.ancestors.push(ancestor); - break; + if (props.checked !== undefined && props.defaultChecked !== undefined && !didWarnCheckedDefaultChecked) { + warning$1(false, '%s contains an input of type %s with both checked and defaultChecked props. ' + 'Input elements must be either controlled or uncontrolled ' + '(specify either the checked prop, or the defaultChecked prop, but not ' + 'both). Decide between using a controlled or uncontrolled input ' + 'element and remove one of these props. More info: ' + 'https://fb.me/react-controlled-components', getCurrentFiberOwnerNameInDevOrNull() || 'A component', props.type); + didWarnCheckedDefaultChecked = true; } - var root = findRootContainerNode(ancestor); - if (!root) { - break; + if (props.value !== undefined && props.defaultValue !== undefined && !didWarnValueDefaultValue) { + warning$1(false, '%s contains an input of type %s with both value and defaultValue props. ' + 'Input elements must be either controlled or uncontrolled ' + '(specify either the value prop, or the defaultValue prop, but not ' + 'both). Decide between using a controlled or uncontrolled input ' + 'element and remove one of these props. More info: ' + 'https://fb.me/react-controlled-components', getCurrentFiberOwnerNameInDevOrNull() || 'A component', props.type); + didWarnValueDefaultValue = true; } - bookKeeping.ancestors.push(ancestor); - ancestor = getClosestInstanceFromNode(root); - } while (ancestor); - - for (var i = 0; i < bookKeeping.ancestors.length; i++) { - targetInst = bookKeeping.ancestors[i]; - _handleTopLevel(bookKeeping.topLevelType, targetInst, bookKeeping.nativeEvent, getEventTarget(bookKeeping.nativeEvent)); } -} -// TODO: can we stop exporting these? -var _enabled = true; -var _handleTopLevel = void 0; + var node = element; + var defaultValue = props.defaultValue == null ? '' : props.defaultValue; -function setHandleTopLevel(handleTopLevel) { - _handleTopLevel = handleTopLevel; + node._wrapperState = { + initialChecked: props.checked != null ? props.checked : props.defaultChecked, + initialValue: getToStringValue(props.value != null ? props.value : defaultValue), + controlled: isControlled(props) + }; } -function setEnabled(enabled) { - _enabled = !!enabled; +function updateChecked(element, props) { + var node = element; + var checked = props.checked; + if (checked != null) { + setValueForProperty(node, 'checked', checked, false); + } } -function isEnabled() { - return _enabled; -} +function updateWrapper(element, props) { + var node = element; + { + var _controlled = isControlled(props); -/** - * Traps top-level events by using event bubbling. - * - * @param {string} topLevelType Record from `BrowserEventConstants`. - * @param {string} handlerBaseName Event name (e.g. "click"). - * @param {object} element Element on which to attach listener. - * @return {?object} An object with a remove function which will forcefully - * remove the listener. - * @internal - */ -function trapBubbledEvent(topLevelType, handlerBaseName, element) { - if (!element) { - return null; + if (!node._wrapperState.controlled && _controlled && !didWarnUncontrolledToControlled) { + warning$1(false, 'A component is changing an uncontrolled input of type %s to be controlled. ' + 'Input elements should not switch from uncontrolled to controlled (or vice versa). ' + 'Decide between using a controlled or uncontrolled input ' + 'element for the lifetime of the component. More info: https://fb.me/react-controlled-components', props.type); + didWarnUncontrolledToControlled = true; + } + if (node._wrapperState.controlled && !_controlled && !didWarnControlledToUncontrolled) { + warning$1(false, 'A component is changing a controlled input of type %s to be uncontrolled. ' + 'Input elements should not switch from controlled to uncontrolled (or vice versa). ' + 'Decide between using a controlled or uncontrolled input ' + 'element for the lifetime of the component. More info: https://fb.me/react-controlled-components', props.type); + didWarnControlledToUncontrolled = true; + } } - return EventListener_1.listen(element, handlerBaseName, dispatchEvent.bind(null, topLevelType)); -} -/** - * Traps a top-level event by using event capturing. - * - * @param {string} topLevelType Record from `BrowserEventConstants`. - * @param {string} handlerBaseName Event name (e.g. "click"). - * @param {object} element Element on which to attach listener. - * @return {?object} An object with a remove function which will forcefully - * remove the listener. - * @internal - */ -function trapCapturedEvent(topLevelType, handlerBaseName, element) { - if (!element) { - return null; - } - return EventListener_1.capture(element, handlerBaseName, dispatchEvent.bind(null, topLevelType)); -} + updateChecked(element, props); -function dispatchEvent(topLevelType, nativeEvent) { - if (!_enabled) { + var value = getToStringValue(props.value); + var type = props.type; + + if (value != null) { + if (type === 'number') { + if (value === 0 && node.value === '' || + // We explicitly want to coerce to number here if possible. + // eslint-disable-next-line + node.value != value) { + node.value = toString(value); + } + } else if (node.value !== toString(value)) { + node.value = toString(value); + } + } else if (type === 'submit' || type === 'reset') { + // Submit/reset inputs need the attribute removed completely to avoid + // blank-text buttons. + node.removeAttribute('value'); return; } - var nativeEventTarget = getEventTarget(nativeEvent); - var targetInst = getClosestInstanceFromNode(nativeEventTarget); - if (targetInst !== null && typeof targetInst.tag === 'number' && !isFiberMounted(targetInst)) { - // If we get an event (ex: img onload) before committing that - // component's mount, ignore it for now (that is, treat it as if it was an - // event on a non-React tree). We might also consider queueing events and - // dispatching them after the mount. - targetInst = null; + if (disableInputAttributeSyncing) { + // When not syncing the value attribute, React only assigns a new value + // whenever the defaultValue React prop has changed. When not present, + // React does nothing + if (props.hasOwnProperty('defaultValue')) { + setDefaultValue(node, props.type, getToStringValue(props.defaultValue)); + } + } else { + // When syncing the value attribute, the value comes from a cascade of + // properties: + // 1. The value React property + // 2. The defaultValue React property + // 3. Otherwise there should be no change + if (props.hasOwnProperty('value')) { + setDefaultValue(node, props.type, value); + } else if (props.hasOwnProperty('defaultValue')) { + setDefaultValue(node, props.type, getToStringValue(props.defaultValue)); + } + } + + if (disableInputAttributeSyncing) { + // When not syncing the checked attribute, the attribute is directly + // controllable from the defaultValue React property. It needs to be + // updated as new props come in. + if (props.defaultChecked == null) { + node.removeAttribute('checked'); + } else { + node.defaultChecked = !!props.defaultChecked; + } + } else { + // When syncing the checked attribute, it only changes when it needs + // to be removed, such as transitioning from a checkbox into a text input + if (props.checked == null && props.defaultChecked != null) { + node.defaultChecked = !!props.defaultChecked; + } } +} - var bookKeeping = getTopLevelCallbackBookKeeping(topLevelType, nativeEvent, targetInst); +function postMountWrapper(element, props, isHydrating) { + var node = element; - try { - // Event queue being processed in the same cycle allows - // `preventDefault`. - batchedUpdates(handleTopLevelImpl, bookKeeping); - } finally { - releaseTopLevelCallbackBookKeeping(bookKeeping); - } -} + // Do not assign value if it is already set. This prevents user text input + // from being lost during SSR hydration. + if (props.hasOwnProperty('value') || props.hasOwnProperty('defaultValue')) { + var type = props.type; + var isButton = type === 'submit' || type === 'reset'; -var ReactDOMEventListener = Object.freeze({ - get _enabled () { return _enabled; }, - get _handleTopLevel () { return _handleTopLevel; }, - setHandleTopLevel: setHandleTopLevel, - setEnabled: setEnabled, - isEnabled: isEnabled, - trapBubbledEvent: trapBubbledEvent, - trapCapturedEvent: trapCapturedEvent, - dispatchEvent: dispatchEvent -}); + // Avoid setting value attribute on submit/reset inputs as it overrides the + // default value provided by the browser. See: #12872 + if (isButton && (props.value === undefined || props.value === null)) { + return; + } -/** - * Generate a mapping of standard vendor prefixes using the defined style property and event name. - * - * @param {string} styleProp - * @param {string} eventName - * @returns {object} - */ -function makePrefixMap(styleProp, eventName) { - var prefixes = {}; - - prefixes[styleProp.toLowerCase()] = eventName.toLowerCase(); - prefixes['Webkit' + styleProp] = 'webkit' + eventName; - prefixes['Moz' + styleProp] = 'moz' + eventName; - prefixes['ms' + styleProp] = 'MS' + eventName; - prefixes['O' + styleProp] = 'o' + eventName.toLowerCase(); - - return prefixes; -} + var _initialValue = toString(node._wrapperState.initialValue); -/** - * A list of event names to a configurable list of vendor prefixes. - */ -var vendorPrefixes = { - animationend: makePrefixMap('Animation', 'AnimationEnd'), - animationiteration: makePrefixMap('Animation', 'AnimationIteration'), - animationstart: makePrefixMap('Animation', 'AnimationStart'), - transitionend: makePrefixMap('Transition', 'TransitionEnd') -}; + // Do not assign value if it is already set. This prevents user text input + // from being lost during SSR hydration. + if (!isHydrating) { + if (disableInputAttributeSyncing) { + var value = getToStringValue(props.value); + + // When not syncing the value attribute, the value property points + // directly to the React prop. Only assign it if it exists. + if (value != null) { + // Always assign on buttons so that it is possible to assign an + // empty string to clear button text. + // + // Otherwise, do not re-assign the value property if is empty. This + // potentially avoids a DOM write and prevents Firefox (~60.0.1) from + // prematurely marking required inputs as invalid. Equality is compared + // to the current value in case the browser provided value is not an + // empty string. + if (isButton || value !== node.value) { + node.value = toString(value); + } + } + } else { + // When syncing the value attribute, the value property should use + // the the wrapperState._initialValue property. This uses: + // + // 1. The value React property when present + // 2. The defaultValue React property when present + // 3. An empty string + if (_initialValue !== node.value) { + node.value = _initialValue; + } + } + } -/** - * Event names that have already been detected and prefixed (if applicable). - */ -var prefixedEventNames = {}; + if (disableInputAttributeSyncing) { + // When not syncing the value attribute, assign the value attribute + // directly from the defaultValue React property (when present) + var defaultValue = getToStringValue(props.defaultValue); + if (defaultValue != null) { + node.defaultValue = toString(defaultValue); + } + } else { + // Otherwise, the value attribute is synchronized to the property, + // so we assign defaultValue to the same thing as the value property + // assignment step above. + node.defaultValue = _initialValue; + } + } -/** - * Element to check for prefixes on. - */ -var style = {}; + // Normally, we'd just do `node.checked = node.checked` upon initial mount, less this bug + // this is needed to work around a chrome bug where setting defaultChecked + // will sometimes influence the value of checked (even after detachment). + // Reference: https://bugs.chromium.org/p/chromium/issues/detail?id=608416 + // We need to temporarily unset name to avoid disrupting radio button groups. + var name = node.name; + if (name !== '') { + node.name = ''; + } -/** - * Bootstrap if a DOM exists. - */ -if (ExecutionEnvironment_1.canUseDOM) { - style = document.createElement('div').style; + if (disableInputAttributeSyncing) { + // When not syncing the checked attribute, the checked property + // never gets assigned. It must be manually set. We don't want + // to do this when hydrating so that existing user input isn't + // modified + if (!isHydrating) { + updateChecked(element, props); + } - // On some platforms, in particular some releases of Android 4.x, - // the un-prefixed "animation" and "transition" properties are defined on the - // style object but the events that fire will still be prefixed, so we need - // to check if the un-prefixed events are usable, and if not remove them from the map. - if (!('AnimationEvent' in window)) { - delete vendorPrefixes.animationend.animation; - delete vendorPrefixes.animationiteration.animation; - delete vendorPrefixes.animationstart.animation; + // Only assign the checked attribute if it is defined. This saves + // a DOM write when controlling the checked attribute isn't needed + // (text inputs, submit/reset) + if (props.hasOwnProperty('defaultChecked')) { + node.defaultChecked = !node.defaultChecked; + node.defaultChecked = !!props.defaultChecked; + } + } else { + // When syncing the checked attribute, both the the checked property and + // attribute are assigned at the same time using defaultChecked. This uses: + // + // 1. The checked React property when present + // 2. The defaultChecked React property when present + // 3. Otherwise, false + node.defaultChecked = !node.defaultChecked; + node.defaultChecked = !!node._wrapperState.initialChecked; } - // Same as above - if (!('TransitionEvent' in window)) { - delete vendorPrefixes.transitionend.transition; + if (name !== '') { + node.name = name; } } -/** - * Attempts to determine the correct vendor prefixed event name. - * - * @param {string} eventName - * @returns {string} - */ -function getVendorPrefixedEventName(eventName) { - if (prefixedEventNames[eventName]) { - return prefixedEventNames[eventName]; - } else if (!vendorPrefixes[eventName]) { - return eventName; - } +function restoreControlledState(element, props) { + var node = element; + updateWrapper(node, props); + updateNamedCousins(node, props); +} - var prefixMap = vendorPrefixes[eventName]; +function updateNamedCousins(rootNode, props) { + var name = props.name; + if (props.type === 'radio' && name != null) { + var queryRoot = rootNode; - for (var styleProp in prefixMap) { - if (prefixMap.hasOwnProperty(styleProp) && styleProp in style) { - return prefixedEventNames[eventName] = prefixMap[styleProp]; + while (queryRoot.parentNode) { + queryRoot = queryRoot.parentNode; } - } - return ''; -} + // If `rootNode.form` was non-null, then we could try `form.elements`, + // but that sometimes behaves strangely in IE8. We could also try using + // `form.getElementsByName`, but that will only return direct children + // and won't include inputs that use the HTML5 `form=` attribute. Since + // the input might not even be in a form. It might not even be in the + // document. Let's just use the local `querySelectorAll` to ensure we don't + // miss anything. + var group = queryRoot.querySelectorAll('input[name=' + JSON.stringify('' + name) + '][type="radio"]'); -/** - * Types of raw signals from the browser caught at the top level. - * - * For events like 'submit' which don't consistently bubble (which we - * trap at a lower node than `document`), binding at `document` would - * cause duplicate events so we don't include them here. - */ -var topLevelTypes$1 = { - topAbort: 'abort', - topAnimationEnd: getVendorPrefixedEventName('animationend') || 'animationend', - topAnimationIteration: getVendorPrefixedEventName('animationiteration') || 'animationiteration', - topAnimationStart: getVendorPrefixedEventName('animationstart') || 'animationstart', - topBlur: 'blur', - topCancel: 'cancel', - topCanPlay: 'canplay', - topCanPlayThrough: 'canplaythrough', - topChange: 'change', - topClick: 'click', - topClose: 'close', - topCompositionEnd: 'compositionend', - topCompositionStart: 'compositionstart', - topCompositionUpdate: 'compositionupdate', - topContextMenu: 'contextmenu', - topCopy: 'copy', - topCut: 'cut', - topDoubleClick: 'dblclick', - topDrag: 'drag', - topDragEnd: 'dragend', - topDragEnter: 'dragenter', - topDragExit: 'dragexit', - topDragLeave: 'dragleave', - topDragOver: 'dragover', - topDragStart: 'dragstart', - topDrop: 'drop', - topDurationChange: 'durationchange', - topEmptied: 'emptied', - topEncrypted: 'encrypted', - topEnded: 'ended', - topError: 'error', - topFocus: 'focus', - topInput: 'input', - topKeyDown: 'keydown', - topKeyPress: 'keypress', - topKeyUp: 'keyup', - topLoadedData: 'loadeddata', - topLoad: 'load', - topLoadedMetadata: 'loadedmetadata', - topLoadStart: 'loadstart', - topMouseDown: 'mousedown', - topMouseMove: 'mousemove', - topMouseOut: 'mouseout', - topMouseOver: 'mouseover', - topMouseUp: 'mouseup', - topPaste: 'paste', - topPause: 'pause', - topPlay: 'play', - topPlaying: 'playing', - topProgress: 'progress', - topRateChange: 'ratechange', - topScroll: 'scroll', - topSeeked: 'seeked', - topSeeking: 'seeking', - topSelectionChange: 'selectionchange', - topStalled: 'stalled', - topSuspend: 'suspend', - topTextInput: 'textInput', - topTimeUpdate: 'timeupdate', - topToggle: 'toggle', - topTouchCancel: 'touchcancel', - topTouchEnd: 'touchend', - topTouchMove: 'touchmove', - topTouchStart: 'touchstart', - topTransitionEnd: getVendorPrefixedEventName('transitionend') || 'transitionend', - topVolumeChange: 'volumechange', - topWaiting: 'waiting', - topWheel: 'wheel' -}; + for (var i = 0; i < group.length; i++) { + var otherNode = group[i]; + if (otherNode === rootNode || otherNode.form !== rootNode.form) { + continue; + } + // This will throw if radio buttons rendered by different copies of React + // and the same name are rendered into the same form (same as #1939). + // That's probably okay; we don't support it just as we don't support + // mixing React radio buttons with non-React ones. + var otherProps = getFiberCurrentPropsFromNode$1(otherNode); + !otherProps ? invariant(false, 'ReactDOMInput: Mixing React and non-React radio inputs with the same `name` is not supported.') : void 0; -var BrowserEventConstants = { - topLevelTypes: topLevelTypes$1 -}; + // We need update the tracked value on the named cousin since the value + // was changed but the input saw no event or value set + updateValueIfChanged(otherNode); -function runEventQueueInBatch(events) { - enqueueEvents(events); - processEventQueue(false); + // If this is a controlled radio button group, forcing the input that + // was previously checked to update will cause it to be come re-checked + // as appropriate. + updateWrapper(otherNode, otherProps); + } + } } -/** - * Streams a fired top-level event to `EventPluginHub` where plugins have the - * opportunity to create `ReactEvent`s to be dispatched. - */ -function handleTopLevel(topLevelType, targetInst, nativeEvent, nativeEventTarget) { - var events = extractEvents(topLevelType, targetInst, nativeEvent, nativeEventTarget); - runEventQueueInBatch(events); +// In Chrome, assigning defaultValue to certain input types triggers input validation. +// For number inputs, the display value loses trailing decimal points. For email inputs, +// Chrome raises "The specified value is not a valid email address". +// +// Here we check to see if the defaultValue has actually changed, avoiding these problems +// when the user is inputting text +// +// https://github.com/facebook/react/issues/7253 +function setDefaultValue(node, type, value) { + if ( + // Focused number inputs synchronize on blur. See ChangeEventPlugin.js + type !== 'number' || node.ownerDocument.activeElement !== node) { + if (value == null) { + node.defaultValue = toString(node._wrapperState.initialValue); + } else if (node.defaultValue !== toString(value)) { + node.defaultValue = toString(value); + } + } } -var topLevelTypes = BrowserEventConstants.topLevelTypes; +var eventTypes$1 = { + change: { + phasedRegistrationNames: { + bubbled: 'onChange', + captured: 'onChangeCapture' + }, + dependencies: [TOP_BLUR, TOP_CHANGE, TOP_CLICK, TOP_FOCUS, TOP_INPUT, TOP_KEY_DOWN, TOP_KEY_UP, TOP_SELECTION_CHANGE] + } +}; +function createAndAccumulateChangeEvent(inst, nativeEvent, target) { + var event = SyntheticEvent.getPooled(eventTypes$1.change, inst, nativeEvent, target); + event.type = 'change'; + // Flag this event loop as needing state restore. + enqueueStateRestore(target); + accumulateTwoPhaseDispatches(event); + return event; +} /** - * Summary of `ReactBrowserEventEmitter` event handling: - * - * - Top-level delegation is used to trap most native browser events. This - * may only occur in the main thread and is the responsibility of - * ReactDOMEventListener, which is injected and can therefore support - * pluggable event sources. This is the only work that occurs in the main - * thread. - * - * - We normalize and de-duplicate events to account for browser quirks. This - * may be done in the worker thread. - * - * - Forward these native events (with the associated top-level type used to - * trap it) to `EventPluginHub`, which in turn will ask plugins if they want - * to extract any synthetic events. - * - * - The `EventPluginHub` will then process each event by annotating them with - * "dispatches", a sequence of listeners and IDs that care about that event. - * - * - The `EventPluginHub` then dispatches the events. - * - * Overview of React and the event system: - * - * +------------+ . - * | DOM | . - * +------------+ . - * | . - * v . - * +------------+ . - * | ReactEvent | . - * | Listener | . - * +------------+ . +-----------+ - * | . +--------+|SimpleEvent| - * | . | |Plugin | - * +-----|------+ . v +-----------+ - * | | | . +--------------+ +------------+ - * | +-----------.--->|EventPluginHub| | Event | - * | | . | | +-----------+ | Propagators| - * | ReactEvent | . | | |TapEvent | |------------| - * | Emitter | . | |<---+|Plugin | |other plugin| - * | | . | | +-----------+ | utilities | - * | +-----------.--->| | +------------+ - * | | | . +--------------+ - * +-----|------+ . ^ +-----------+ - * | . | |Enter/Leave| - * + . +-------+|Plugin | - * +-------------+ . +-----------+ - * | application | . - * |-------------| . - * | | . - * | | . - * +-------------+ . - * . - * React Core . General Purpose Event Plugin System + * For IE shims */ - -var alreadyListeningTo = {}; -var reactTopListenersCounter = 0; +var activeElement = null; +var activeElementInst = null; /** - * To ensure no conflicts with other potential React instances on the page + * SECTION: handle `change` event */ -var topListenersIDKey = '_reactListenersID' + ('' + Math.random()).slice(2); +function shouldUseChangeEvent(elem) { + var nodeName = elem.nodeName && elem.nodeName.toLowerCase(); + return nodeName === 'select' || nodeName === 'input' && elem.type === 'file'; +} -function getListeningForDocument(mountAt) { - // In IE8, `mountAt` is a host object and doesn't have `hasOwnProperty` - // directly. - if (!Object.prototype.hasOwnProperty.call(mountAt, topListenersIDKey)) { - mountAt[topListenersIDKey] = reactTopListenersCounter++; - alreadyListeningTo[mountAt[topListenersIDKey]] = {}; +function manualDispatchChangeEvent(nativeEvent) { + var event = createAndAccumulateChangeEvent(activeElementInst, nativeEvent, getEventTarget(nativeEvent)); + + // If change and propertychange bubbled, we'd just bind to it like all the + // other events and have it go through ReactBrowserEventEmitter. Since it + // doesn't, we manually listen for the events and so we have to enqueue and + // process the abstract event manually. + // + // Batching is necessary here in order to ensure that all event handlers run + // before the next rerender (including event handlers attached to ancestor + // elements instead of directly on the input). Without this, controlled + // components don't work properly in conjunction with event bubbling because + // the component is rerendered and the value reverted before all the event + // handlers can run. See https://github.com/facebook/react/issues/708. + batchedUpdates(runEventInBatch, event); +} + +function runEventInBatch(event) { + runEventsInBatch(event, false); +} + +function getInstIfValueChanged(targetInst) { + var targetNode = getNodeFromInstance$1(targetInst); + if (updateValueIfChanged(targetNode)) { + return targetInst; } - return alreadyListeningTo[mountAt[topListenersIDKey]]; } -/** - * We listen for bubbled touch events on the document object. - * - * Firefox v8.01 (and possibly others) exhibited strange behavior when - * mounting `onmousemove` events at some node that was not the document - * element. The symptoms were that if your mouse is not moving over something - * contained within that mount point (for example on the background) the - * top-level listeners for `onmousemove` won't be called. However, if you - * register the `mousemove` on the document object, then it will of course - * catch all `mousemove`s. This along with iOS quirks, justifies restricting - * top-level listeners to the document object only, at least for these - * movement types of events and possibly all events. - * - * @see http://www.quirksmode.org/blog/archives/2010/09/click_event_del.html - * - * Also, `keyup`/`keypress`/`keydown` do not bubble to the window on IE, but - * they bubble to document. - * - * @param {string} registrationName Name of listener (e.g. `onClick`). - * @param {object} contentDocumentHandle Document which owns the container - */ -function listenTo(registrationName, contentDocumentHandle) { - var mountAt = contentDocumentHandle; - var isListening = getListeningForDocument(mountAt); - var dependencies = registrationNameDependencies[registrationName]; - - for (var i = 0; i < dependencies.length; i++) { - var dependency = dependencies[i]; - if (!(isListening.hasOwnProperty(dependency) && isListening[dependency])) { - if (dependency === 'topScroll') { - trapCapturedEvent('topScroll', 'scroll', mountAt); - } else if (dependency === 'topFocus' || dependency === 'topBlur') { - trapCapturedEvent('topFocus', 'focus', mountAt); - trapCapturedEvent('topBlur', 'blur', mountAt); - - // to make sure blur and focus event listeners are only attached once - isListening.topBlur = true; - isListening.topFocus = true; - } else if (dependency === 'topCancel') { - if (isEventSupported('cancel', true)) { - trapCapturedEvent('topCancel', 'cancel', mountAt); - } - isListening.topCancel = true; - } else if (dependency === 'topClose') { - if (isEventSupported('close', true)) { - trapCapturedEvent('topClose', 'close', mountAt); - } - isListening.topClose = true; - } else if (topLevelTypes.hasOwnProperty(dependency)) { - trapBubbledEvent(dependency, topLevelTypes[dependency], mountAt); - } - - isListening[dependency] = true; - } +function getTargetInstForChangeEvent(topLevelType, targetInst) { + if (topLevelType === TOP_CHANGE) { + return targetInst; } } -function isListeningToAllDependencies(registrationName, mountAt) { - var isListening = getListeningForDocument(mountAt); - var dependencies = registrationNameDependencies[registrationName]; - for (var i = 0; i < dependencies.length; i++) { - var dependency = dependencies[i]; - if (!(isListening.hasOwnProperty(dependency) && isListening[dependency])) { - return false; - } - } - return true; +/** + * SECTION: handle `input` event + */ +var isInputEventSupported = false; +if (canUseDOM) { + // IE9 claims to support the input event but fails to trigger it when + // deleting text, so we ignore its input events. + isInputEventSupported = isEventSupported('input') && (!document.documentMode || document.documentMode > 9); } /** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * - * @typechecks + * (For IE <=9) Starts tracking propertychange events on the passed-in element + * and override the value property so that we can distinguish user events from + * value changes in JS. */ - -/* eslint-disable fb-www/typeof-undefined */ +function startWatchingForValueChange(target, targetInst) { + activeElement = target; + activeElementInst = targetInst; + activeElement.attachEvent('onpropertychange', handlePropertyChange); +} /** - * Same as document.activeElement but wraps in a try-catch block. In IE it is - * not safe to call document.activeElement if there is nothing focused. - * - * The activeElement will be null only if the document or document body is not - * yet defined. - * - * @param {?DOMDocument} doc Defaults to current document. - * @return {?DOMElement} + * (For IE <=9) Removes the event listeners from the currently-tracked element, + * if any exists. */ -function getActiveElement(doc) /*?DOMElement*/{ - doc = doc || (typeof document !== 'undefined' ? document : undefined); - if (typeof doc === 'undefined') { - return null; - } - try { - return doc.activeElement || doc.body; - } catch (e) { - return doc.body; +function stopWatchingForValueChange() { + if (!activeElement) { + return; } + activeElement.detachEvent('onpropertychange', handlePropertyChange); + activeElement = null; + activeElementInst = null; } -var getActiveElement_1 = getActiveElement; - /** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * - * @typechecks - * + * (For IE <=9) Handles a propertychange event, sending a `change` event if + * the value of the active element has changed. */ +function handlePropertyChange(nativeEvent) { + if (nativeEvent.propertyName !== 'value') { + return; + } + if (getInstIfValueChanged(activeElementInst)) { + manualDispatchChangeEvent(nativeEvent); + } +} -/*eslint-disable no-self-compare */ - - - -var hasOwnProperty = Object.prototype.hasOwnProperty; +function handleEventsForInputEventPolyfill(topLevelType, target, targetInst) { + if (topLevelType === TOP_FOCUS) { + // In IE9, propertychange fires for most input events but is buggy and + // doesn't fire when text is deleted, but conveniently, selectionchange + // appears to fire in all of the remaining cases so we catch those and + // forward the event if the value has changed + // In either case, we don't want to call the event handler if the value + // is changed from JS so we redefine a setter for `.value` that updates + // our activeElementValue variable, allowing us to ignore those changes + // + // stopWatching() should be a noop here but we call it just in case we + // missed a blur event somehow. + stopWatchingForValueChange(); + startWatchingForValueChange(target, targetInst); + } else if (topLevelType === TOP_BLUR) { + stopWatchingForValueChange(); + } +} -/** - * inlined Object.is polyfill to avoid requiring consumers ship their own - * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is - */ -function is(x, y) { - // SameValue algorithm - if (x === y) { - // Steps 1-5, 7-10 - // Steps 6.b-6.e: +0 != -0 - // Added the nonzero y check to make Flow happy, but it is redundant - return x !== 0 || y !== 0 || 1 / x === 1 / y; - } else { - // Step 6.a: NaN == NaN - return x !== x && y !== y; +// For IE8 and IE9. +function getTargetInstForInputEventPolyfill(topLevelType, targetInst) { + if (topLevelType === TOP_SELECTION_CHANGE || topLevelType === TOP_KEY_UP || topLevelType === TOP_KEY_DOWN) { + // On the selectionchange event, the target is just document which isn't + // helpful for us so just check activeElement instead. + // + // 99% of the time, keydown and keyup aren't necessary. IE8 fails to fire + // propertychange on the first input event after setting `value` from a + // script and fires only keydown, keypress, keyup. Catching keyup usually + // gets it and catching keydown lets us fire an event for the first + // keystroke if user does a key repeat (it'll be a little delayed: right + // before the second keystroke). Other input methods (e.g., paste) seem to + // fire selectionchange normally. + return getInstIfValueChanged(activeElementInst); } } /** - * Performs equality by iterating through keys on an object and returning false - * when any key has values which are not strictly equal between the arguments. - * Returns true when the values of all keys are strictly equal. + * SECTION: handle `click` event */ -function shallowEqual(objA, objB) { - if (is(objA, objB)) { - return true; +function shouldUseClickEvent(elem) { + // Use the `click` event to detect changes to checkbox and radio inputs. + // This approach works across all browsers, whereas `change` does not fire + // until `blur` in IE8. + var nodeName = elem.nodeName; + return nodeName && nodeName.toLowerCase() === 'input' && (elem.type === 'checkbox' || elem.type === 'radio'); +} + +function getTargetInstForClickEvent(topLevelType, targetInst) { + if (topLevelType === TOP_CLICK) { + return getInstIfValueChanged(targetInst); } +} - if (typeof objA !== 'object' || objA === null || typeof objB !== 'object' || objB === null) { - return false; +function getTargetInstForInputOrChangeEvent(topLevelType, targetInst) { + if (topLevelType === TOP_INPUT || topLevelType === TOP_CHANGE) { + return getInstIfValueChanged(targetInst); } +} - var keysA = Object.keys(objA); - var keysB = Object.keys(objB); +function handleControlledInputBlur(node) { + var state = node._wrapperState; - if (keysA.length !== keysB.length) { - return false; + if (!state || !state.controlled || node.type !== 'number') { + return; } - // Test for A's keys different from B. - for (var i = 0; i < keysA.length; i++) { - if (!hasOwnProperty.call(objB, keysA[i]) || !is(objA[keysA[i]], objB[keysA[i]])) { - return false; - } + if (!disableInputAttributeSyncing) { + // If controlled, assign the value attribute to the current value on blur + setDefaultValue(node, 'number', node.value); } - - return true; } -var shallowEqual_1 = shallowEqual; - /** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. + * This plugin creates an `onChange` event that normalizes change events + * across form elements. This event fires at a time when it's possible to + * change the element's value without seeing a flicker. * - * @typechecks + * Supported elements are: + * - input (see `isTextInputElement`) + * - textarea + * - select */ +var ChangeEventPlugin = { + eventTypes: eventTypes$1, -/** - * @param {*} object The object to check. - * @return {boolean} Whether or not the object is a DOM node. - */ -function isNode(object) { - var doc = object ? object.ownerDocument || object : document; - var defaultView = doc.defaultView || window; - return !!(object && (typeof defaultView.Node === 'function' ? object instanceof defaultView.Node : typeof object === 'object' && typeof object.nodeType === 'number' && typeof object.nodeName === 'string')); -} + _isInputEventSupported: isInputEventSupported, -var isNode_1 = isNode; + extractEvents: function (topLevelType, targetInst, nativeEvent, nativeEventTarget) { + var targetNode = targetInst ? getNodeFromInstance$1(targetInst) : window; -/** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * - * @typechecks - */ + var getTargetInstFunc = void 0, + handleEventFunc = void 0; + if (shouldUseChangeEvent(targetNode)) { + getTargetInstFunc = getTargetInstForChangeEvent; + } else if (isTextInputElement(targetNode)) { + if (isInputEventSupported) { + getTargetInstFunc = getTargetInstForInputOrChangeEvent; + } else { + getTargetInstFunc = getTargetInstForInputEventPolyfill; + handleEventFunc = handleEventsForInputEventPolyfill; + } + } else if (shouldUseClickEvent(targetNode)) { + getTargetInstFunc = getTargetInstForClickEvent; + } + + if (getTargetInstFunc) { + var inst = getTargetInstFunc(topLevelType, targetInst); + if (inst) { + var event = createAndAccumulateChangeEvent(inst, nativeEvent, nativeEventTarget); + return event; + } + } + if (handleEventFunc) { + handleEventFunc(topLevelType, targetNode, targetInst); + } + // When blurring, set the value attribute for number inputs + if (topLevelType === TOP_BLUR) { + handleControlledInputBlur(targetNode); + } + } +}; /** - * @param {*} object The object to check. - * @return {boolean} Whether or not the object is a DOM text node. + * Module that is injectable into `EventPluginHub`, that specifies a + * deterministic ordering of `EventPlugin`s. A convenient way to reason about + * plugins, without having to package every one of them. This is better than + * having plugins be ordered in the same order that they are injected because + * that ordering would be influenced by the packaging order. + * `ResponderEventPlugin` must occur before `SimpleEventPlugin` so that + * preventing default on events is convenient in `SimpleEventPlugin` handlers. */ -function isTextNode(object) { - return isNode_1(object) && object.nodeType == 3; -} +var DOMEventPluginOrder = ['ResponderEventPlugin', 'SimpleEventPlugin', 'EnterLeaveEventPlugin', 'ChangeEventPlugin', 'SelectEventPlugin', 'BeforeInputEventPlugin']; -var isTextNode_1 = isTextNode; +var SyntheticUIEvent = SyntheticEvent.extend({ + view: null, + detail: null +}); /** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * - * + * Translation from modifier key to the associated property in the event. + * @see http://www.w3.org/TR/DOM-Level-3-Events/#keys-Modifiers */ +var modifierKeyToProp = { + Alt: 'altKey', + Control: 'ctrlKey', + Meta: 'metaKey', + Shift: 'shiftKey' +}; - -/*eslint-disable no-bitwise */ - -/** - * Checks if a given DOM node contains or is another DOM node. - */ -function containsNode(outerNode, innerNode) { - if (!outerNode || !innerNode) { - return false; - } else if (outerNode === innerNode) { - return true; - } else if (isTextNode_1(outerNode)) { - return false; - } else if (isTextNode_1(innerNode)) { - return containsNode(outerNode, innerNode.parentNode); - } else if ('contains' in outerNode) { - return outerNode.contains(innerNode); - } else if (outerNode.compareDocumentPosition) { - return !!(outerNode.compareDocumentPosition(innerNode) & 16); - } else { - return false; +// IE8 does not implement getModifierState so we simply map it to the only +// modifier keys exposed by the event itself, does not support Lock-keys. +// Currently, all major browsers except Chrome seems to support Lock-keys. +function modifierStateGetter(keyArg) { + var syntheticEvent = this; + var nativeEvent = syntheticEvent.nativeEvent; + if (nativeEvent.getModifierState) { + return nativeEvent.getModifierState(keyArg); } + var keyProp = modifierKeyToProp[keyArg]; + return keyProp ? !!nativeEvent[keyProp] : false; } -var containsNode_1 = containsNode; +function getEventModifierState(nativeEvent) { + return modifierStateGetter; +} + +var previousScreenX = 0; +var previousScreenY = 0; +// Use flags to signal movementX/Y has already been set +var isMovementXSet = false; +var isMovementYSet = false; /** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * + * @interface MouseEvent + * @see http://www.w3.org/TR/DOM-Level-3-Events/ */ +var SyntheticMouseEvent = SyntheticUIEvent.extend({ + screenX: null, + screenY: null, + clientX: null, + clientY: null, + pageX: null, + pageY: null, + ctrlKey: null, + shiftKey: null, + altKey: null, + metaKey: null, + getModifierState: getEventModifierState, + button: null, + buttons: null, + relatedTarget: function (event) { + return event.relatedTarget || (event.fromElement === event.srcElement ? event.toElement : event.fromElement); + }, + movementX: function (event) { + if ('movementX' in event) { + return event.movementX; + } + var screenX = previousScreenX; + previousScreenX = event.screenX; + if (!isMovementXSet) { + isMovementXSet = true; + return 0; + } -/** - * @param {DOMElement} node input/textarea to focus - */ + return event.type === 'mousemove' ? event.screenX - screenX : 0; + }, + movementY: function (event) { + if ('movementY' in event) { + return event.movementY; + } -function focusNode(node) { - // IE8 can throw "Can't move focus to the control because it is invisible, - // not enabled, or of a type that does not accept the focus." for all kinds of - // reasons that are too expensive and fragile to test. - try { - node.focus(); - } catch (e) {} -} + var screenY = previousScreenY; + previousScreenY = event.screenY; -var focusNode_1 = focusNode; + if (!isMovementYSet) { + isMovementYSet = true; + return 0; + } -/** - * Given any node return the first leaf node without children. - * - * @param {DOMElement|DOMTextNode} node - * @return {DOMElement|DOMTextNode} - */ -function getLeafNode(node) { - while (node && node.firstChild) { - node = node.firstChild; + return event.type === 'mousemove' ? event.screenY - screenY : 0; } - return node; -} +}); /** - * Get the next sibling within a container. This will walk up the - * DOM if a node's siblings have been exhausted. - * - * @param {DOMElement|DOMTextNode} node - * @return {?DOMElement|DOMTextNode} + * @interface PointerEvent + * @see http://www.w3.org/TR/pointerevents/ */ -function getSiblingNode(node) { - while (node) { - if (node.nextSibling) { - return node.nextSibling; - } - node = node.parentNode; +var SyntheticPointerEvent = SyntheticMouseEvent.extend({ + pointerId: null, + width: null, + height: null, + pressure: null, + tangentialPressure: null, + tiltX: null, + tiltY: null, + twist: null, + pointerType: null, + isPrimary: null +}); + +var eventTypes$2 = { + mouseEnter: { + registrationName: 'onMouseEnter', + dependencies: [TOP_MOUSE_OUT, TOP_MOUSE_OVER] + }, + mouseLeave: { + registrationName: 'onMouseLeave', + dependencies: [TOP_MOUSE_OUT, TOP_MOUSE_OVER] + }, + pointerEnter: { + registrationName: 'onPointerEnter', + dependencies: [TOP_POINTER_OUT, TOP_POINTER_OVER] + }, + pointerLeave: { + registrationName: 'onPointerLeave', + dependencies: [TOP_POINTER_OUT, TOP_POINTER_OVER] } -} +}; -/** - * Get object describing the nodes which contain characters at offset. - * - * @param {DOMElement|DOMTextNode} root - * @param {number} offset - * @return {?object} - */ -function getNodeForCharacterOffset(root, offset) { - var node = getLeafNode(root); - var nodeStart = 0; - var nodeEnd = 0; +var EnterLeaveEventPlugin = { + eventTypes: eventTypes$2, - while (node) { - if (node.nodeType === TEXT_NODE) { - nodeEnd = nodeStart + node.textContent.length; + /** + * For almost every interaction we care about, there will be both a top-level + * `mouseover` and `mouseout` event that occurs. Only use `mouseout` so that + * we do not extract duplicate events. However, moving the mouse into the + * browser from outside will not fire a `mouseout` event. In this case, we use + * the `mouseover` top-level event. + */ + extractEvents: function (topLevelType, targetInst, nativeEvent, nativeEventTarget) { + var isOverEvent = topLevelType === TOP_MOUSE_OVER || topLevelType === TOP_POINTER_OVER; + var isOutEvent = topLevelType === TOP_MOUSE_OUT || topLevelType === TOP_POINTER_OUT; - if (nodeStart <= offset && nodeEnd >= offset) { - return { - node: node, - offset: offset - nodeStart - }; + if (isOverEvent && (nativeEvent.relatedTarget || nativeEvent.fromElement)) { + return null; + } + + if (!isOutEvent && !isOverEvent) { + // Must not be a mouse or pointer in or out - ignoring. + return null; + } + + var win = void 0; + if (nativeEventTarget.window === nativeEventTarget) { + // `nativeEventTarget` is probably a window object. + win = nativeEventTarget; + } else { + // TODO: Figure out why `ownerDocument` is sometimes undefined in IE8. + var doc = nativeEventTarget.ownerDocument; + if (doc) { + win = doc.defaultView || doc.parentWindow; + } else { + win = window; } + } - nodeStart = nodeEnd; + var from = void 0; + var to = void 0; + if (isOutEvent) { + from = targetInst; + var related = nativeEvent.relatedTarget || nativeEvent.toElement; + to = related ? getClosestInstanceFromNode(related) : null; + } else { + // Moving to a node from outside the window. + from = null; + to = targetInst; } - node = getLeafNode(getSiblingNode(node)); + if (from === to) { + // Nothing pertains to our managed components. + return null; + } + + var eventInterface = void 0, + leaveEventType = void 0, + enterEventType = void 0, + eventTypePrefix = void 0; + + if (topLevelType === TOP_MOUSE_OUT || topLevelType === TOP_MOUSE_OVER) { + eventInterface = SyntheticMouseEvent; + leaveEventType = eventTypes$2.mouseLeave; + enterEventType = eventTypes$2.mouseEnter; + eventTypePrefix = 'mouse'; + } else if (topLevelType === TOP_POINTER_OUT || topLevelType === TOP_POINTER_OVER) { + eventInterface = SyntheticPointerEvent; + leaveEventType = eventTypes$2.pointerLeave; + enterEventType = eventTypes$2.pointerEnter; + eventTypePrefix = 'pointer'; + } + + var fromNode = from == null ? win : getNodeFromInstance$1(from); + var toNode = to == null ? win : getNodeFromInstance$1(to); + + var leave = eventInterface.getPooled(leaveEventType, from, nativeEvent, nativeEventTarget); + leave.type = eventTypePrefix + 'leave'; + leave.target = fromNode; + leave.relatedTarget = toNode; + + var enter = eventInterface.getPooled(enterEventType, to, nativeEvent, nativeEventTarget); + enter.type = eventTypePrefix + 'enter'; + enter.target = toNode; + enter.relatedTarget = fromNode; + + accumulateEnterLeaveDispatches(leave, enter, from, to); + + return [leave, enter]; + } +}; + +/*eslint-disable no-self-compare */ + +var hasOwnProperty$1 = Object.prototype.hasOwnProperty; + +/** + * inlined Object.is polyfill to avoid requiring consumers ship their own + * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is + */ +function is(x, y) { + // SameValue algorithm + if (x === y) { + // Steps 1-5, 7-10 + // Steps 6.b-6.e: +0 != -0 + // Added the nonzero y check to make Flow happy, but it is redundant + return x !== 0 || y !== 0 || 1 / x === 1 / y; + } else { + // Step 6.a: NaN == NaN + return x !== x && y !== y; } } /** - * @param {DOMElement} outerNode - * @return {?object} + * Performs equality by iterating through keys on an object and returning false + * when any key has values which are not strictly equal between the arguments. + * Returns true when the values of all keys are strictly equal. */ -function getOffsets(outerNode) { - var selection = window.getSelection && window.getSelection(); +function shallowEqual(objA, objB) { + if (is(objA, objB)) { + return true; + } - if (!selection || selection.rangeCount === 0) { - return null; + if (typeof objA !== 'object' || objA === null || typeof objB !== 'object' || objB === null) { + return false; } - var anchorNode = selection.anchorNode, - anchorOffset = selection.anchorOffset, - focusNode = selection.focusNode, - focusOffset = selection.focusOffset; + var keysA = Object.keys(objA); + var keysB = Object.keys(objB); - // In Firefox, anchorNode and focusNode can be "anonymous divs", e.g. the - // up/down buttons on an . Anonymous divs do not seem to - // expose properties, triggering a "Permission denied error" if any of its - // properties are accessed. The only seemingly possible way to avoid erroring - // is to access a property that typically works for non-anonymous divs and - // catch any error that may otherwise arise. See - // https://bugzilla.mozilla.org/show_bug.cgi?id=208427 + if (keysA.length !== keysB.length) { + return false; + } - try { - /* eslint-disable no-unused-expressions */ - anchorNode.nodeType; - focusNode.nodeType; - /* eslint-enable no-unused-expressions */ - } catch (e) { - return null; + // Test for A's keys different from B. + for (var i = 0; i < keysA.length; i++) { + if (!hasOwnProperty$1.call(objB, keysA[i]) || !is(objA[keysA[i]], objB[keysA[i]])) { + return false; + } } - return getModernOffsetsFromPoints(outerNode, anchorNode, anchorOffset, focusNode, focusOffset); + return true; } /** - * Returns {start, end} where `start` is the character/codepoint index of - * (anchorNode, anchorOffset) within the textContent of `outerNode`, and - * `end` is the index of (focusNode, focusOffset). - * - * Returns null if you pass in garbage input but we should probably just crash. + * `ReactInstanceMap` maintains a mapping from a public facing stateful + * instance (key) and the internal representation (value). This allows public + * methods to accept the user facing instance as an argument and map them back + * to internal methods. * - * Exported only for testing. + * Note that this module is currently shared and assumed to be stateless. + * If this becomes an actual Map, that will break. */ -function getModernOffsetsFromPoints(outerNode, anchorNode, anchorOffset, focusNode, focusOffset) { - var length = 0; - var start = -1; - var end = -1; - var indexWithinAnchor = 0; - var indexWithinFocus = 0; - var node = outerNode; - var parentNode = null; - - outer: while (true) { - var next = null; - - while (true) { - if (node === anchorNode && (anchorOffset === 0 || node.nodeType === TEXT_NODE)) { - start = length + anchorOffset; - } - if (node === focusNode && (focusOffset === 0 || node.nodeType === TEXT_NODE)) { - end = length + focusOffset; - } - - if (node.nodeType === TEXT_NODE) { - length += node.nodeValue.length; - } - - if ((next = node.firstChild) === null) { - break; - } - // Moving from `node` to its first child `next`. - parentNode = node; - node = next; - } - - while (true) { - if (node === outerNode) { - // If `outerNode` has children, this is always the second time visiting - // it. If it has no children, this is still the first loop, and the only - // valid selection is anchorNode and focusNode both equal to this node - // and both offsets 0, in which case we will have handled above. - break outer; - } - if (parentNode === anchorNode && ++indexWithinAnchor === anchorOffset) { - start = length; - } - if (parentNode === focusNode && ++indexWithinFocus === focusOffset) { - end = length; - } - if ((next = node.nextSibling) !== null) { - break; - } - node = parentNode; - parentNode = node.parentNode; - } - // Moving from `node` to its next sibling `next`. - node = next; - } +/** + * This API should be called `delete` but we'd have to make sure to always + * transform these to strings for IE support. When this transform is fully + * supported we can rename it. + */ - if (start === -1 || end === -1) { - // This should never happen. (Would happen if the anchor/focus nodes aren't - // actually inside the passed-in node.) - return null; - } - return { - start: start, - end: end - }; +function get(key) { + return key._reactInternalFiber; } -/** - * In modern non-IE browsers, we can support both forward and backward - * selections. - * - * Note: IE10+ supports the Selection object, but it does not support - * the `extend` method, which means that even in modern IE, it's not possible - * to programmatically create a backward selection. Thus, for all IE - * versions, we use the old IE API to create our selections. - * - * @param {DOMElement|DOMTextNode} node - * @param {object} offsets - */ -function setOffsets(node, offsets) { - if (!window.getSelection) { - return; - } - - var selection = window.getSelection(); - var length = node[getTextContentAccessor()].length; - var start = Math.min(offsets.start, length); - var end = offsets.end === undefined ? start : Math.min(offsets.end, length); +function has(key) { + return key._reactInternalFiber !== undefined; +} - // IE 11 uses modern selection, but doesn't support the extend method. - // Flip backward selections, so we can set with a single range. - if (!selection.extend && start > end) { - var temp = end; - end = start; - start = temp; - } +function set(key, value) { + key._reactInternalFiber = value; +} - var startMarker = getNodeForCharacterOffset(node, start); - var endMarker = getNodeForCharacterOffset(node, end); +// Don't change these two values. They're used by React Dev Tools. +var NoEffect = /* */0; +var PerformedWork = /* */1; - if (startMarker && endMarker) { - if (selection.rangeCount === 1 && selection.anchorNode === startMarker.node && selection.anchorOffset === startMarker.offset && selection.focusNode === endMarker.node && selection.focusOffset === endMarker.offset) { - return; - } - var range = document.createRange(); - range.setStart(startMarker.node, startMarker.offset); - selection.removeAllRanges(); +// You can change the rest (and add more). +var Placement = /* */2; +var Update = /* */4; +var PlacementAndUpdate = /* */6; +var Deletion = /* */8; +var ContentReset = /* */16; +var Callback = /* */32; +var DidCapture = /* */64; +var Ref = /* */128; +var Snapshot = /* */256; - if (start > end) { - selection.addRange(range); - selection.extend(endMarker.node, endMarker.offset); - } else { - range.setEnd(endMarker.node, endMarker.offset); - selection.addRange(range); - } - } -} +// Update & Callback & Ref & Snapshot +var LifecycleEffectMask = /* */420; -function isInDocument(node) { - return containsNode_1(document.documentElement, node); -} +// Union of all host effects +var HostEffectMask = /* */511; -/** - * @ReactInputSelection: React input selection module. Based on Selection.js, - * but modified to be suitable for react and has a couple of bug fixes (doesn't - * assume buttons have range selections allowed). - * Input selection module for React. - */ +var Incomplete = /* */512; +var ShouldCapture = /* */1024; -function hasSelectionCapabilities(elem) { - var nodeName = elem && elem.nodeName && elem.nodeName.toLowerCase(); - return nodeName && (nodeName === 'input' && elem.type === 'text' || nodeName === 'textarea' || elem.contentEditable === 'true'); -} +var ReactCurrentOwner$1 = ReactSharedInternals.ReactCurrentOwner; -function getSelectionInformation() { - var focusedElem = getActiveElement_1(); - return { - focusedElem: focusedElem, - selectionRange: hasSelectionCapabilities(focusedElem) ? getSelection$1(focusedElem) : null - }; -} +var MOUNTING = 1; +var MOUNTED = 2; +var UNMOUNTED = 3; -/** - * @restoreSelection: If any selection information was potentially lost, - * restore it. This is useful when performing operations that could remove dom - * nodes and place them back in, resulting in focus being lost. - */ -function restoreSelection(priorSelectionInformation) { - var curFocusedElem = getActiveElement_1(); - var priorFocusedElem = priorSelectionInformation.focusedElem; - var priorSelectionRange = priorSelectionInformation.selectionRange; - if (curFocusedElem !== priorFocusedElem && isInDocument(priorFocusedElem)) { - if (hasSelectionCapabilities(priorFocusedElem)) { - setSelection(priorFocusedElem, priorSelectionRange); +function isFiberMountedImpl(fiber) { + var node = fiber; + if (!fiber.alternate) { + // If there is no alternate, this might be a new tree that isn't inserted + // yet. If it is, then it will have a pending insertion effect on it. + if ((node.effectTag & Placement) !== NoEffect) { + return MOUNTING; } - - // Focusing a node can change the scroll position, which is undesirable - var ancestors = []; - var ancestor = priorFocusedElem; - while (ancestor = ancestor.parentNode) { - if (ancestor.nodeType === ELEMENT_NODE) { - ancestors.push({ - element: ancestor, - left: ancestor.scrollLeft, - top: ancestor.scrollTop - }); + while (node.return) { + node = node.return; + if ((node.effectTag & Placement) !== NoEffect) { + return MOUNTING; } } - - focusNode_1(priorFocusedElem); - - for (var i = 0; i < ancestors.length; i++) { - var info = ancestors[i]; - info.element.scrollLeft = info.left; - info.element.scrollTop = info.top; + } else { + while (node.return) { + node = node.return; } } -} - -/** - * @getSelection: Gets the selection bounds of a focused textarea, input or - * contentEditable node. - * -@input: Look up selection bounds of this input - * -@return {start: selectionStart, end: selectionEnd} - */ -function getSelection$1(input) { - var selection = void 0; - - if ('selectionStart' in input) { - // Modern browser with input or textarea. - selection = { - start: input.selectionStart, - end: input.selectionEnd - }; - } else { - // Content editable or old IE textarea. - selection = getOffsets(input); + if (node.tag === HostRoot) { + // TODO: Check if this was a nested HostRoot when used with + // renderContainerIntoSubtree. + return MOUNTED; } - - return selection || { start: 0, end: 0 }; + // If we didn't hit the root, that means that we're in an disconnected tree + // that has been unmounted. + return UNMOUNTED; } -/** - * @setSelection: Sets the selection bounds of a textarea or input and focuses - * the input. - * -@input Set selection bounds of this input or textarea - * -@offsets Object of same form that is returned from get* - */ -function setSelection(input, offsets) { - var start = offsets.start, - end = offsets.end; +function isFiberMounted(fiber) { + return isFiberMountedImpl(fiber) === MOUNTED; +} - if (end === undefined) { - end = start; +function isMounted(component) { + { + var owner = ReactCurrentOwner$1.current; + if (owner !== null && (owner.tag === ClassComponent || owner.tag === ClassComponentLazy)) { + var ownerFiber = owner; + var instance = ownerFiber.stateNode; + !instance._warnedAboutRefsInRender ? warningWithoutStack$1(false, '%s is accessing isMounted inside its render() function. ' + 'render() should be a pure function of props and state. It should ' + 'never access something that requires stale data from the previous ' + 'render, such as refs. Move this logic to componentDidMount and ' + 'componentDidUpdate instead.', getComponentName(ownerFiber.type) || 'A component') : void 0; + instance._warnedAboutRefsInRender = true; + } } - if ('selectionStart' in input) { - input.selectionStart = start; - input.selectionEnd = Math.min(end, input.value.length); - } else { - setOffsets(input, offsets); + var fiber = get(component); + if (!fiber) { + return false; } + return isFiberMountedImpl(fiber) === MOUNTED; } -var skipSelectionChangeEvent = ExecutionEnvironment_1.canUseDOM && 'documentMode' in document && document.documentMode <= 11; +function assertIsMounted(fiber) { + !(isFiberMountedImpl(fiber) === MOUNTED) ? invariant(false, 'Unable to find node on an unmounted component.') : void 0; +} -var eventTypes$3 = { - select: { - phasedRegistrationNames: { - bubbled: 'onSelect', - captured: 'onSelectCapture' - }, - dependencies: ['topBlur', 'topContextMenu', 'topFocus', 'topKeyDown', 'topKeyUp', 'topMouseDown', 'topMouseUp', 'topSelectionChange'] +function findCurrentFiberUsingSlowPath(fiber) { + var alternate = fiber.alternate; + if (!alternate) { + // If there is no alternate, then we only need to check if it is mounted. + var state = isFiberMountedImpl(fiber); + !(state !== UNMOUNTED) ? invariant(false, 'Unable to find node on an unmounted component.') : void 0; + if (state === MOUNTING) { + return null; + } + return fiber; } -}; - -var activeElement$1 = null; -var activeElementInst$1 = null; -var lastSelection = null; -var mouseDown = false; + // If we have two possible branches, we'll walk backwards up to the root + // to see what path the root points to. On the way we may hit one of the + // special cases and we'll deal with them. + var a = fiber; + var b = alternate; + while (true) { + var parentA = a.return; + var parentB = parentA ? parentA.alternate : null; + if (!parentA || !parentB) { + // We're at the root. + break; + } -/** - * Get an object which is a unique representation of the current selection. - * - * The return value will not be consistent across nodes or browsers, but - * two identical selections on the same node will return identical objects. - * - * @param {DOMElement} node - * @return {object} - */ -function getSelection(node) { - if ('selectionStart' in node && hasSelectionCapabilities(node)) { - return { - start: node.selectionStart, - end: node.selectionEnd - }; - } else if (window.getSelection) { - var selection = window.getSelection(); - return { - anchorNode: selection.anchorNode, - anchorOffset: selection.anchorOffset, - focusNode: selection.focusNode, - focusOffset: selection.focusOffset - }; + // If both copies of the parent fiber point to the same child, we can + // assume that the child is current. This happens when we bailout on low + // priority: the bailed out fiber's child reuses the current child. + if (parentA.child === parentB.child) { + var child = parentA.child; + while (child) { + if (child === a) { + // We've determined that A is the current branch. + assertIsMounted(parentA); + return fiber; + } + if (child === b) { + // We've determined that B is the current branch. + assertIsMounted(parentA); + return alternate; + } + child = child.sibling; + } + // We should never have an alternate for any mounting node. So the only + // way this could possibly happen is if this was unmounted, if at all. + invariant(false, 'Unable to find node on an unmounted component.'); + } + + if (a.return !== b.return) { + // The return pointer of A and the return pointer of B point to different + // fibers. We assume that return pointers never criss-cross, so A must + // belong to the child set of A.return, and B must belong to the child + // set of B.return. + a = parentA; + b = parentB; + } else { + // The return pointers point to the same fiber. We'll have to use the + // default, slow path: scan the child sets of each parent alternate to see + // which child belongs to which set. + // + // Search parent A's child set + var didFindChild = false; + var _child = parentA.child; + while (_child) { + if (_child === a) { + didFindChild = true; + a = parentA; + b = parentB; + break; + } + if (_child === b) { + didFindChild = true; + b = parentA; + a = parentB; + break; + } + _child = _child.sibling; + } + if (!didFindChild) { + // Search parent B's child set + _child = parentB.child; + while (_child) { + if (_child === a) { + didFindChild = true; + a = parentB; + b = parentA; + break; + } + if (_child === b) { + didFindChild = true; + b = parentB; + a = parentA; + break; + } + _child = _child.sibling; + } + !didFindChild ? invariant(false, 'Child was not found in either parent set. This indicates a bug in React related to the return pointer. Please file an issue.') : void 0; + } + } + + !(a.alternate === b) ? invariant(false, 'Return fibers should always be each others\' alternates. This error is likely caused by a bug in React. Please file an issue.') : void 0; } + // If the root is not a host container, we're in a disconnected tree. I.e. + // unmounted. + !(a.tag === HostRoot) ? invariant(false, 'Unable to find node on an unmounted component.') : void 0; + if (a.stateNode.current === a) { + // We've determined that A is the current branch. + return fiber; + } + // Otherwise B has to be current branch. + return alternate; } -/** - * Poll selection to see whether it's changed. - * - * @param {object} nativeEvent - * @return {?SyntheticEvent} - */ -function constructSelectEvent(nativeEvent, nativeEventTarget) { - // Ensure we have the right element, and that the user is not dragging a - // selection (this matches native `select` event behavior). In HTML5, select - // fires only on input and textarea thus if there's no focused element we - // won't dispatch. - if (mouseDown || activeElement$1 == null || activeElement$1 !== getActiveElement_1()) { +function findCurrentHostFiber(parent) { + var currentParent = findCurrentFiberUsingSlowPath(parent); + if (!currentParent) { return null; } - // Only fire when selection has actually changed. - var currentSelection = getSelection(activeElement$1); - if (!lastSelection || !shallowEqual_1(lastSelection, currentSelection)) { - lastSelection = currentSelection; - - var syntheticEvent = SyntheticEvent$1.getPooled(eventTypes$3.select, activeElementInst$1, nativeEvent, nativeEventTarget); - - syntheticEvent.type = 'select'; - syntheticEvent.target = activeElement$1; - - accumulateTwoPhaseDispatches(syntheticEvent); - - return syntheticEvent; + // Next we'll drill down this component to find the first HostComponent/Text. + var node = currentParent; + while (true) { + if (node.tag === HostComponent || node.tag === HostText) { + return node; + } else if (node.child) { + node.child.return = node; + node = node.child; + continue; + } + if (node === currentParent) { + return null; + } + while (!node.sibling) { + if (!node.return || node.return === currentParent) { + return null; + } + node = node.return; + } + node.sibling.return = node.return; + node = node.sibling; } - + // Flow needs the return null here, but ESLint complains about it. + // eslint-disable-next-line no-unreachable return null; } -/** - * This plugin creates an `onSelect` event that normalizes select events - * across form elements. - * - * Supported elements are: - * - input (see `isTextInputElement`) - * - textarea - * - contentEditable - * - * This differs from native browser implementations in the following ways: - * - Fires on contentEditable fields as well as inputs. - * - Fires for collapsed selection. - * - Fires after user input. - */ -var SelectEventPlugin = { - eventTypes: eventTypes$3, +function findCurrentHostFiberWithNoPortals(parent) { + var currentParent = findCurrentFiberUsingSlowPath(parent); + if (!currentParent) { + return null; + } - extractEvents: function (topLevelType, targetInst, nativeEvent, nativeEventTarget) { - var doc = nativeEventTarget.window === nativeEventTarget ? nativeEventTarget.document : nativeEventTarget.nodeType === DOCUMENT_NODE ? nativeEventTarget : nativeEventTarget.ownerDocument; - // Track whether all listeners exists for this plugin. If none exist, we do - // not extract events. See #3639. - if (!doc || !isListeningToAllDependencies('onSelect', doc)) { + // Next we'll drill down this component to find the first HostComponent/Text. + var node = currentParent; + while (true) { + if (node.tag === HostComponent || node.tag === HostText) { + return node; + } else if (node.child && node.tag !== HostPortal) { + node.child.return = node; + node = node.child; + continue; + } + if (node === currentParent) { return null; } - - var targetNode = targetInst ? getNodeFromInstance$1(targetInst) : window; - - switch (topLevelType) { - // Track the input node that has focus. - case 'topFocus': - if (isTextInputElement(targetNode) || targetNode.contentEditable === 'true') { - activeElement$1 = targetNode; - activeElementInst$1 = targetInst; - lastSelection = null; - } - break; - case 'topBlur': - activeElement$1 = null; - activeElementInst$1 = null; - lastSelection = null; - break; - // Don't fire the event while the user is dragging. This matches the - // semantics of the native select event. - case 'topMouseDown': - mouseDown = true; - break; - case 'topContextMenu': - case 'topMouseUp': - mouseDown = false; - return constructSelectEvent(nativeEvent, nativeEventTarget); - // Chrome and IE fire non-standard event when selection is changed (and - // sometimes when it hasn't). IE's event fires out of order with respect - // to key and input events on deletion, so we discard it. - // - // Firefox doesn't support selectionchange, so check selection status - // after each key entry. The selection changes after keydown and before - // keyup, but we check on keydown as well in the case of holding down a - // key, when multiple keydown events are fired but only one keyup is. - // This is also our approach for IE handling, for the reason above. - case 'topSelectionChange': - if (skipSelectionChangeEvent) { - break; - } - // falls through - case 'topKeyDown': - case 'topKeyUp': - return constructSelectEvent(nativeEvent, nativeEventTarget); + while (!node.sibling) { + if (!node.return || node.return === currentParent) { + return null; + } + node = node.return; } - - return null; + node.sibling.return = node.return; + node = node.sibling; } -}; + // Flow needs the return null here, but ESLint complains about it. + // eslint-disable-next-line no-unreachable + return null; +} + +function addEventBubbleListener(element, eventType, listener) { + element.addEventListener(eventType, listener, false); +} + +function addEventCaptureListener(element, eventType, listener) { + element.addEventListener(eventType, listener, true); +} /** * @interface Event * @see http://www.w3.org/TR/css3-animations/#AnimationEvent-interface * @see https://developer.mozilla.org/en-US/docs/Web/API/AnimationEvent */ -var AnimationEventInterface = { +var SyntheticAnimationEvent = SyntheticEvent.extend({ animationName: null, elapsedTime: null, pseudoElement: null -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticEvent} - */ -function SyntheticAnimationEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticEvent$1.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticEvent$1.augmentClass(SyntheticAnimationEvent, AnimationEventInterface); +}); /** * @interface Event * @see http://www.w3.org/TR/clipboard-apis/ */ -var ClipboardEventInterface = { +var SyntheticClipboardEvent = SyntheticEvent.extend({ clipboardData: function (event) { return 'clipboardData' in event ? event.clipboardData : window.clipboardData; } -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticEvent} - */ -function SyntheticClipboardEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticEvent$1.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticEvent$1.augmentClass(SyntheticClipboardEvent, ClipboardEventInterface); +}); /** * @interface FocusEvent * @see http://www.w3.org/TR/DOM-Level-3-Events/ */ -var FocusEventInterface = { +var SyntheticFocusEvent = SyntheticUIEvent.extend({ relatedTarget: null -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticUIEvent} - */ -function SyntheticFocusEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticUIEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticUIEvent.augmentClass(SyntheticFocusEvent, FocusEventInterface); +}); /** * `charCode` represents the actual "character code" and is safe to use with @@ -4767,7 +4479,7 @@ SyntheticUIEvent.augmentClass(SyntheticFocusEvent, FocusEventInterface); * @return {number} Normalized `charCode` property. */ function getEventCharCode(nativeEvent) { - var charCode; + var charCode = void 0; var keyCode = nativeEvent.keyCode; if ('charCode' in nativeEvent) { @@ -4782,6 +4494,12 @@ function getEventCharCode(nativeEvent) { charCode = keyCode; } + // IE and Edge (on Windows) and Chrome / Safari (on Windows and Linux) + // report Enter as charCode 10 when ctrl is pressed. + if (charCode === 10) { + charCode = 13; + } + // Some non-printable keys are reported in `charCode`/`keyCode`, discard them. // Must not discard the (non-)printable Enter-key. if (charCode >= 32 || charCode === 13) { @@ -4891,7 +4609,7 @@ function getEventKey(nativeEvent) { * @interface KeyboardEvent * @see http://www.w3.org/TR/DOM-Level-3-Events/ */ -var KeyboardEventInterface = { +var SyntheticKeyboardEvent = SyntheticUIEvent.extend({ key: getEventKey, location: null, ctrlKey: null, @@ -4937,45 +4655,21 @@ var KeyboardEventInterface = { } return 0; } -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticUIEvent} - */ -function SyntheticKeyboardEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticUIEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticUIEvent.augmentClass(SyntheticKeyboardEvent, KeyboardEventInterface); +}); /** * @interface DragEvent * @see http://www.w3.org/TR/DOM-Level-3-Events/ */ -var DragEventInterface = { +var SyntheticDragEvent = SyntheticMouseEvent.extend({ dataTransfer: null -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticMouseEvent} - */ -function SyntheticDragEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticMouseEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticMouseEvent.augmentClass(SyntheticDragEvent, DragEventInterface); +}); /** * @interface TouchEvent * @see http://www.w3.org/TR/touch-events/ */ -var TouchEventInterface = { +var SyntheticTouchEvent = SyntheticUIEvent.extend({ touches: null, targetTouches: null, changedTouches: null, @@ -4984,48 +4678,24 @@ var TouchEventInterface = { ctrlKey: null, shiftKey: null, getModifierState: getEventModifierState -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticUIEvent} - */ -function SyntheticTouchEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticUIEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticUIEvent.augmentClass(SyntheticTouchEvent, TouchEventInterface); +}); /** * @interface Event * @see http://www.w3.org/TR/2009/WD-css3-transitions-20090320/#transition-events- * @see https://developer.mozilla.org/en-US/docs/Web/API/TransitionEvent */ -var TransitionEventInterface = { +var SyntheticTransitionEvent = SyntheticEvent.extend({ propertyName: null, elapsedTime: null, pseudoElement: null -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticEvent} - */ -function SyntheticTransitionEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticEvent$1.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticEvent$1.augmentClass(SyntheticTransitionEvent, TransitionEventInterface); +}); /** * @interface WheelEvent * @see http://www.w3.org/TR/DOM-Level-3-Events/ */ -var WheelEventInterface = { +var SyntheticWheelEvent = SyntheticMouseEvent.extend({ deltaX: function (event) { return 'deltaX' in event ? event.deltaX : // Fallback to `wheelDeltaX` for Webkit and normalize (right is positive). 'wheelDeltaX' in event ? -event.wheelDeltaX : 0; @@ -5035,6 +4705,7 @@ var WheelEventInterface = { 'wheelDeltaY' in event ? -event.wheelDeltaY : // Fallback to `wheelDelta` for IE<9 and normalize (down is positive). 'wheelDelta' in event ? -event.wheelDelta : 0; }, + deltaZ: null, // Browsers without "deltaMode" is reporting in raw wheel delta where one @@ -5042,19 +4713,7 @@ var WheelEventInterface = { // A good approximation of DOM_DELTA_LINE (1) is 5% of viewport size or // ~40 pixels, for DOM_DELTA_SCREEN (2) it is 87.5% of viewport size. deltaMode: null -}; - -/** - * @param {object} dispatchConfig Configuration used to dispatch this event. - * @param {string} dispatchMarker Marker identifying the event target. - * @param {object} nativeEvent Native browser event. - * @extends {SyntheticMouseEvent} - */ -function SyntheticWheelEvent(dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget) { - return SyntheticMouseEvent.call(this, dispatchConfig, dispatchMarker, nativeEvent, nativeEventTarget); -} - -SyntheticMouseEvent.augmentClass(SyntheticWheelEvent, WheelEventInterface); +}); /** * Turns @@ -5066,46 +4725,67 @@ SyntheticMouseEvent.augmentClass(SyntheticWheelEvent, WheelEventInterface); * bubbled: 'onAbort', * captured: 'onAbortCapture', * }, - * dependencies: ['topAbort'], + * dependencies: [TOP_ABORT], * }, * ... * }; - * topLevelEventsToDispatchConfig = { - * 'topAbort': { sameConfig } - * }; + * topLevelEventsToDispatchConfig = new Map([ + * [TOP_ABORT, { sameConfig }], + * ]); */ + +var interactiveEventTypeNames = [[TOP_BLUR, 'blur'], [TOP_CANCEL, 'cancel'], [TOP_CLICK, 'click'], [TOP_CLOSE, 'close'], [TOP_CONTEXT_MENU, 'contextMenu'], [TOP_COPY, 'copy'], [TOP_CUT, 'cut'], [TOP_AUX_CLICK, 'auxClick'], [TOP_DOUBLE_CLICK, 'doubleClick'], [TOP_DRAG_END, 'dragEnd'], [TOP_DRAG_START, 'dragStart'], [TOP_DROP, 'drop'], [TOP_FOCUS, 'focus'], [TOP_INPUT, 'input'], [TOP_INVALID, 'invalid'], [TOP_KEY_DOWN, 'keyDown'], [TOP_KEY_PRESS, 'keyPress'], [TOP_KEY_UP, 'keyUp'], [TOP_MOUSE_DOWN, 'mouseDown'], [TOP_MOUSE_UP, 'mouseUp'], [TOP_PASTE, 'paste'], [TOP_PAUSE, 'pause'], [TOP_PLAY, 'play'], [TOP_POINTER_CANCEL, 'pointerCancel'], [TOP_POINTER_DOWN, 'pointerDown'], [TOP_POINTER_UP, 'pointerUp'], [TOP_RATE_CHANGE, 'rateChange'], [TOP_RESET, 'reset'], [TOP_SEEKED, 'seeked'], [TOP_SUBMIT, 'submit'], [TOP_TOUCH_CANCEL, 'touchCancel'], [TOP_TOUCH_END, 'touchEnd'], [TOP_TOUCH_START, 'touchStart'], [TOP_VOLUME_CHANGE, 'volumeChange']]; +var nonInteractiveEventTypeNames = [[TOP_ABORT, 'abort'], [TOP_ANIMATION_END, 'animationEnd'], [TOP_ANIMATION_ITERATION, 'animationIteration'], [TOP_ANIMATION_START, 'animationStart'], [TOP_CAN_PLAY, 'canPlay'], [TOP_CAN_PLAY_THROUGH, 'canPlayThrough'], [TOP_DRAG, 'drag'], [TOP_DRAG_ENTER, 'dragEnter'], [TOP_DRAG_EXIT, 'dragExit'], [TOP_DRAG_LEAVE, 'dragLeave'], [TOP_DRAG_OVER, 'dragOver'], [TOP_DURATION_CHANGE, 'durationChange'], [TOP_EMPTIED, 'emptied'], [TOP_ENCRYPTED, 'encrypted'], [TOP_ENDED, 'ended'], [TOP_ERROR, 'error'], [TOP_GOT_POINTER_CAPTURE, 'gotPointerCapture'], [TOP_LOAD, 'load'], [TOP_LOADED_DATA, 'loadedData'], [TOP_LOADED_METADATA, 'loadedMetadata'], [TOP_LOAD_START, 'loadStart'], [TOP_LOST_POINTER_CAPTURE, 'lostPointerCapture'], [TOP_MOUSE_MOVE, 'mouseMove'], [TOP_MOUSE_OUT, 'mouseOut'], [TOP_MOUSE_OVER, 'mouseOver'], [TOP_PLAYING, 'playing'], [TOP_POINTER_MOVE, 'pointerMove'], [TOP_POINTER_OUT, 'pointerOut'], [TOP_POINTER_OVER, 'pointerOver'], [TOP_PROGRESS, 'progress'], [TOP_SCROLL, 'scroll'], [TOP_SEEKING, 'seeking'], [TOP_STALLED, 'stalled'], [TOP_SUSPEND, 'suspend'], [TOP_TIME_UPDATE, 'timeUpdate'], [TOP_TOGGLE, 'toggle'], [TOP_TOUCH_MOVE, 'touchMove'], [TOP_TRANSITION_END, 'transitionEnd'], [TOP_WAITING, 'waiting'], [TOP_WHEEL, 'wheel']]; + var eventTypes$4 = {}; var topLevelEventsToDispatchConfig = {}; -['abort', 'animationEnd', 'animationIteration', 'animationStart', 'blur', 'cancel', 'canPlay', 'canPlayThrough', 'click', 'close', 'contextMenu', 'copy', 'cut', 'doubleClick', 'drag', 'dragEnd', 'dragEnter', 'dragExit', 'dragLeave', 'dragOver', 'dragStart', 'drop', 'durationChange', 'emptied', 'encrypted', 'ended', 'error', 'focus', 'input', 'invalid', 'keyDown', 'keyPress', 'keyUp', 'load', 'loadedData', 'loadedMetadata', 'loadStart', 'mouseDown', 'mouseMove', 'mouseOut', 'mouseOver', 'mouseUp', 'paste', 'pause', 'play', 'playing', 'progress', 'rateChange', 'reset', 'scroll', 'seeked', 'seeking', 'stalled', 'submit', 'suspend', 'timeUpdate', 'toggle', 'touchCancel', 'touchEnd', 'touchMove', 'touchStart', 'transitionEnd', 'volumeChange', 'waiting', 'wheel'].forEach(function (event) { + +function addEventTypeNameToConfig(_ref, isInteractive) { + var topEvent = _ref[0], + event = _ref[1]; + var capitalizedEvent = event[0].toUpperCase() + event.slice(1); var onEvent = 'on' + capitalizedEvent; - var topEvent = 'top' + capitalizedEvent; var type = { phasedRegistrationNames: { bubbled: onEvent, captured: onEvent + 'Capture' }, - dependencies: [topEvent] + dependencies: [topEvent], + isInteractive: isInteractive }; eventTypes$4[event] = type; topLevelEventsToDispatchConfig[topEvent] = type; +} + +interactiveEventTypeNames.forEach(function (eventTuple) { + addEventTypeNameToConfig(eventTuple, true); +}); +nonInteractiveEventTypeNames.forEach(function (eventTuple) { + addEventTypeNameToConfig(eventTuple, false); }); // Only used in DEV for exhaustiveness validation. -var knownHTMLTopLevelTypes = ['topAbort', 'topCancel', 'topCanPlay', 'topCanPlayThrough', 'topClose', 'topDurationChange', 'topEmptied', 'topEncrypted', 'topEnded', 'topError', 'topInput', 'topInvalid', 'topLoad', 'topLoadedData', 'topLoadedMetadata', 'topLoadStart', 'topPause', 'topPlay', 'topPlaying', 'topProgress', 'topRateChange', 'topReset', 'topSeeked', 'topSeeking', 'topStalled', 'topSubmit', 'topSuspend', 'topTimeUpdate', 'topToggle', 'topVolumeChange', 'topWaiting']; +var knownHTMLTopLevelTypes = [TOP_ABORT, TOP_CANCEL, TOP_CAN_PLAY, TOP_CAN_PLAY_THROUGH, TOP_CLOSE, TOP_DURATION_CHANGE, TOP_EMPTIED, TOP_ENCRYPTED, TOP_ENDED, TOP_ERROR, TOP_INPUT, TOP_INVALID, TOP_LOAD, TOP_LOADED_DATA, TOP_LOADED_METADATA, TOP_LOAD_START, TOP_PAUSE, TOP_PLAY, TOP_PLAYING, TOP_PROGRESS, TOP_RATE_CHANGE, TOP_RESET, TOP_SEEKED, TOP_SEEKING, TOP_STALLED, TOP_SUBMIT, TOP_SUSPEND, TOP_TIME_UPDATE, TOP_TOGGLE, TOP_VOLUME_CHANGE, TOP_WAITING]; var SimpleEventPlugin = { eventTypes: eventTypes$4, + isInteractiveTopLevelEventType: function (topLevelType) { + var config = topLevelEventsToDispatchConfig[topLevelType]; + return config !== undefined && config.isInteractive === true; + }, + + extractEvents: function (topLevelType, targetInst, nativeEvent, nativeEventTarget) { var dispatchConfig = topLevelEventsToDispatchConfig[topLevelType]; if (!dispatchConfig) { return null; } - var EventConstructor; + var EventConstructor = void 0; switch (topLevelType) { - case 'topKeyPress': + case TOP_KEY_PRESS: // Firefox creates a keypress event for function keys too. This removes // the unwanted keypress events. Enter is however both printable and // non-printable. One would expect Tab to be as well (but it isn't). @@ -5113,76 +4793,87 @@ var SimpleEventPlugin = { return null; } /* falls through */ - case 'topKeyDown': - case 'topKeyUp': + case TOP_KEY_DOWN: + case TOP_KEY_UP: EventConstructor = SyntheticKeyboardEvent; break; - case 'topBlur': - case 'topFocus': + case TOP_BLUR: + case TOP_FOCUS: EventConstructor = SyntheticFocusEvent; break; - case 'topClick': + case TOP_CLICK: // Firefox creates a click event on right mouse clicks. This removes the // unwanted click events. if (nativeEvent.button === 2) { return null; } /* falls through */ - case 'topDoubleClick': - case 'topMouseDown': - case 'topMouseMove': - case 'topMouseUp': + case TOP_AUX_CLICK: + case TOP_DOUBLE_CLICK: + case TOP_MOUSE_DOWN: + case TOP_MOUSE_MOVE: + case TOP_MOUSE_UP: // TODO: Disabled elements should not respond to mouse events /* falls through */ - case 'topMouseOut': - case 'topMouseOver': - case 'topContextMenu': + case TOP_MOUSE_OUT: + case TOP_MOUSE_OVER: + case TOP_CONTEXT_MENU: EventConstructor = SyntheticMouseEvent; break; - case 'topDrag': - case 'topDragEnd': - case 'topDragEnter': - case 'topDragExit': - case 'topDragLeave': - case 'topDragOver': - case 'topDragStart': - case 'topDrop': + case TOP_DRAG: + case TOP_DRAG_END: + case TOP_DRAG_ENTER: + case TOP_DRAG_EXIT: + case TOP_DRAG_LEAVE: + case TOP_DRAG_OVER: + case TOP_DRAG_START: + case TOP_DROP: EventConstructor = SyntheticDragEvent; break; - case 'topTouchCancel': - case 'topTouchEnd': - case 'topTouchMove': - case 'topTouchStart': + case TOP_TOUCH_CANCEL: + case TOP_TOUCH_END: + case TOP_TOUCH_MOVE: + case TOP_TOUCH_START: EventConstructor = SyntheticTouchEvent; break; - case 'topAnimationEnd': - case 'topAnimationIteration': - case 'topAnimationStart': + case TOP_ANIMATION_END: + case TOP_ANIMATION_ITERATION: + case TOP_ANIMATION_START: EventConstructor = SyntheticAnimationEvent; break; - case 'topTransitionEnd': + case TOP_TRANSITION_END: EventConstructor = SyntheticTransitionEvent; break; - case 'topScroll': + case TOP_SCROLL: EventConstructor = SyntheticUIEvent; break; - case 'topWheel': + case TOP_WHEEL: EventConstructor = SyntheticWheelEvent; break; - case 'topCopy': - case 'topCut': - case 'topPaste': + case TOP_COPY: + case TOP_CUT: + case TOP_PASTE: EventConstructor = SyntheticClipboardEvent; break; + case TOP_GOT_POINTER_CAPTURE: + case TOP_LOST_POINTER_CAPTURE: + case TOP_POINTER_CANCEL: + case TOP_POINTER_DOWN: + case TOP_POINTER_MOVE: + case TOP_POINTER_OUT: + case TOP_POINTER_OVER: + case TOP_POINTER_UP: + EventConstructor = SyntheticPointerEvent; + break; default: { if (knownHTMLTopLevelTypes.indexOf(topLevelType) === -1) { - warning_1(false, 'SimpleEventPlugin: Unhandled event type, `%s`. This warning ' + 'is likely caused by a bug in React. Please file an issue.', topLevelType); + warningWithoutStack$1(false, 'SimpleEventPlugin: Unhandled event type, `%s`. This warning ' + 'is likely caused by a bug in React. Please file an issue.', topLevelType); } } // HTML Events // @see http://www.w3.org/TR/html5/index.html#events-0 - EventConstructor = SyntheticEvent$1; + EventConstructor = SyntheticEvent; break; } var event = EventConstructor.getPooled(dispatchConfig, targetInst, nativeEvent, nativeEventTarget); @@ -5191,8598 +4882,1854 @@ var SimpleEventPlugin = { } }; -setHandleTopLevel(handleTopLevel); - -/** - * Inject modules for resolving DOM hierarchy and plugin ordering. - */ -injection$1.injectEventPluginOrder(DOMEventPluginOrder); -injection$2.injectComponentTree(ReactDOMComponentTree); - -/** - * Some important event plugins included by default (without having to require - * them). - */ -injection$1.injectEventPluginsByName({ - SimpleEventPlugin: SimpleEventPlugin, - EnterLeaveEventPlugin: EnterLeaveEventPlugin, - ChangeEventPlugin: ChangeEventPlugin, - SelectEventPlugin: SelectEventPlugin, - BeforeInputEventPlugin: BeforeInputEventPlugin -}); - -var enableAsyncSubtreeAPI = true; -var enableAsyncSchedulingByDefaultInReactDOM = false; -// Exports ReactDOM.createRoot -var enableCreateRoot = false; -var enableUserTimingAPI = true; - -// Mutating mode (React DOM, React ART, React Native): -var enableMutatingReconciler = true; -// Experimental noop mode (currently unused): -var enableNoopReconciler = false; -// Experimental persistent mode (CS): -var enablePersistentReconciler = false; +var isInteractiveTopLevelEventType = SimpleEventPlugin.isInteractiveTopLevelEventType; -// Helps identify side effects in begin-phase lifecycle hooks and setState reducers: -var debugRenderPhaseSideEffects = false; -// Only used in www builds. +var CALLBACK_BOOKKEEPING_POOL_SIZE = 10; +var callbackBookkeepingPool = []; /** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - * + * Find the deepest React component completely containing the root of the + * passed-in instance (for use when entire React trees are nested within each + * other). If React trees are not nested, returns null. */ +function findRootContainerNode(inst) { + // TODO: It may be a good idea to cache this to prevent unnecessary DOM + // traversal, but caching is difficult to do correctly without using a + // mutation observer to listen for all DOM changes. + while (inst.return) { + inst = inst.return; + } + if (inst.tag !== HostRoot) { + // This can happen if we're in a detached tree. + return null; + } + return inst.stateNode.containerInfo; +} +// Used to store ancestor hierarchy in top level callback +function getTopLevelCallbackBookKeeping(topLevelType, nativeEvent, targetInst) { + if (callbackBookkeepingPool.length) { + var instance = callbackBookkeepingPool.pop(); + instance.topLevelType = topLevelType; + instance.nativeEvent = nativeEvent; + instance.targetInst = targetInst; + return instance; + } + return { + topLevelType: topLevelType, + nativeEvent: nativeEvent, + targetInst: targetInst, + ancestors: [] + }; +} - -var emptyObject = {}; - -{ - Object.freeze(emptyObject); +function releaseTopLevelCallbackBookKeeping(instance) { + instance.topLevelType = null; + instance.nativeEvent = null; + instance.targetInst = null; + instance.ancestors.length = 0; + if (callbackBookkeepingPool.length < CALLBACK_BOOKKEEPING_POOL_SIZE) { + callbackBookkeepingPool.push(instance); + } } -var emptyObject_1 = emptyObject; +function handleTopLevel(bookKeeping) { + var targetInst = bookKeeping.targetInst; -/** - * Copyright (c) 2013-present, Facebook, Inc. - * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. - */ + // Loop through the hierarchy, in case there's any nested components. + // It's important that we build the array of ancestors before calling any + // event handlers, because event handlers can modify the DOM, leading to + // inconsistencies with ReactMount's node cache. See #1105. + var ancestor = targetInst; + do { + if (!ancestor) { + bookKeeping.ancestors.push(ancestor); + break; + } + var root = findRootContainerNode(ancestor); + if (!root) { + break; + } + bookKeeping.ancestors.push(ancestor); + ancestor = getClosestInstanceFromNode(root); + } while (ancestor); + for (var i = 0; i < bookKeeping.ancestors.length; i++) { + targetInst = bookKeeping.ancestors[i]; + runExtractedEventsInBatch(bookKeeping.topLevelType, targetInst, bookKeeping.nativeEvent, getEventTarget(bookKeeping.nativeEvent)); + } +} +// TODO: can we stop exporting these? +var _enabled = true; -var ReactPropTypesSecret$1 = 'SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED'; +function setEnabled(enabled) { + _enabled = !!enabled; +} -var ReactPropTypesSecret_1 = ReactPropTypesSecret$1; +function isEnabled() { + return _enabled; +} /** - * Copyright (c) 2013-present, Facebook, Inc. + * Traps top-level events by using event bubbling. * - * This source code is licensed under the MIT license found in the - * LICENSE file in the root directory of this source tree. + * @param {number} topLevelType Number from `TopLevelEventTypes`. + * @param {object} element Element on which to attach listener. + * @return {?object} An object with a remove function which will forcefully + * remove the listener. + * @internal */ +function trapBubbledEvent(topLevelType, element) { + if (!element) { + return null; + } + var dispatch = isInteractiveTopLevelEventType(topLevelType) ? dispatchInteractiveEvent : dispatchEvent; - - -{ - var invariant$2 = invariant_1; - var warning$2 = warning_1; - var ReactPropTypesSecret = ReactPropTypesSecret_1; - var loggedTypeFailures = {}; + addEventBubbleListener(element, getRawEventName(topLevelType), + // Check if interactive and wrap in interactiveUpdates + dispatch.bind(null, topLevelType)); } /** - * Assert that the values match with the type specs. - * Error messages are memorized and will only be shown once. + * Traps a top-level event by using event capturing. * - * @param {object} typeSpecs Map of name to a ReactPropType - * @param {object} values Runtime values that need to be type-checked - * @param {string} location e.g. "prop", "context", "child context" - * @param {string} componentName Name of the component for error messages. - * @param {?Function} getStack Returns the component stack. - * @private + * @param {number} topLevelType Number from `TopLevelEventTypes`. + * @param {object} element Element on which to attach listener. + * @return {?object} An object with a remove function which will forcefully + * remove the listener. + * @internal */ -function checkPropTypes(typeSpecs, values, location, componentName, getStack) { - { - for (var typeSpecName in typeSpecs) { - if (typeSpecs.hasOwnProperty(typeSpecName)) { - var error; - // Prop type validation may throw. In case they do, we don't want to - // fail the render phase where it didn't fail before. So we log it. - // After these have been cleaned up, we'll let them throw. - try { - // This is intentionally an invariant that gets caught. It's the same - // behavior as without this statement except with a better message. - invariant$2(typeof typeSpecs[typeSpecName] === 'function', '%s: %s type `%s` is invalid; it must be a function, usually from ' + 'the `prop-types` package, but received `%s`.', componentName || 'React class', location, typeSpecName, typeof typeSpecs[typeSpecName]); - error = typeSpecs[typeSpecName](values, typeSpecName, componentName, location, null, ReactPropTypesSecret); - } catch (ex) { - error = ex; - } - warning$2(!error || error instanceof Error, '%s: type specification of %s `%s` is invalid; the type checker ' + 'function must return `null` or an `Error` but returned a %s. ' + 'You may have forgotten to pass an argument to the type checker ' + 'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' + 'shape all require an argument).', componentName || 'React class', location, typeSpecName, typeof error); - if (error instanceof Error && !(error.message in loggedTypeFailures)) { - // Only monitor this failure once because there tends to be a lot of the - // same error. - loggedTypeFailures[error.message] = true; - - var stack = getStack ? getStack() : ''; - - warning$2(false, 'Failed %s type: %s%s', location, error.message, stack != null ? stack : ''); - } - } - } +function trapCapturedEvent(topLevelType, element) { + if (!element) { + return null; } -} - -var checkPropTypes_1 = checkPropTypes; - -var valueStack = []; + var dispatch = isInteractiveTopLevelEventType(topLevelType) ? dispatchInteractiveEvent : dispatchEvent; -{ - var fiberStack = []; + addEventCaptureListener(element, getRawEventName(topLevelType), + // Check if interactive and wrap in interactiveUpdates + dispatch.bind(null, topLevelType)); } -var index = -1; - -function createCursor(defaultValue) { - return { - current: defaultValue - }; +function dispatchInteractiveEvent(topLevelType, nativeEvent) { + interactiveUpdates(dispatchEvent, topLevelType, nativeEvent); } +function dispatchEvent(topLevelType, nativeEvent) { + if (!_enabled) { + return; + } - -function pop(cursor, fiber) { - if (index < 0) { - { - warning_1(false, 'Unexpected pop.'); - } - return; - } - - { - if (fiber !== fiberStack[index]) { - warning_1(false, 'Unexpected Fiber popped.'); - } + var nativeEventTarget = getEventTarget(nativeEvent); + var targetInst = getClosestInstanceFromNode(nativeEventTarget); + if (targetInst !== null && typeof targetInst.tag === 'number' && !isFiberMounted(targetInst)) { + // If we get an event (ex: img onload) before committing that + // component's mount, ignore it for now (that is, treat it as if it was an + // event on a non-React tree). We might also consider queueing events and + // dispatching them after the mount. + targetInst = null; } - cursor.current = valueStack[index]; - - valueStack[index] = null; + var bookKeeping = getTopLevelCallbackBookKeeping(topLevelType, nativeEvent, targetInst); - { - fiberStack[index] = null; + try { + // Event queue being processed in the same cycle allows + // `preventDefault`. + batchedUpdates(handleTopLevel, bookKeeping); + } finally { + releaseTopLevelCallbackBookKeeping(bookKeeping); } - - index--; } -function push(cursor, value, fiber) { - index++; +/** + * Summary of `ReactBrowserEventEmitter` event handling: + * + * - Top-level delegation is used to trap most native browser events. This + * may only occur in the main thread and is the responsibility of + * ReactDOMEventListener, which is injected and can therefore support + * pluggable event sources. This is the only work that occurs in the main + * thread. + * + * - We normalize and de-duplicate events to account for browser quirks. This + * may be done in the worker thread. + * + * - Forward these native events (with the associated top-level type used to + * trap it) to `EventPluginHub`, which in turn will ask plugins if they want + * to extract any synthetic events. + * + * - The `EventPluginHub` will then process each event by annotating them with + * "dispatches", a sequence of listeners and IDs that care about that event. + * + * - The `EventPluginHub` then dispatches the events. + * + * Overview of React and the event system: + * + * +------------+ . + * | DOM | . + * +------------+ . + * | . + * v . + * +------------+ . + * | ReactEvent | . + * | Listener | . + * +------------+ . +-----------+ + * | . +--------+|SimpleEvent| + * | . | |Plugin | + * +-----|------+ . v +-----------+ + * | | | . +--------------+ +------------+ + * | +-----------.--->|EventPluginHub| | Event | + * | | . | | +-----------+ | Propagators| + * | ReactEvent | . | | |TapEvent | |------------| + * | Emitter | . | |<---+|Plugin | |other plugin| + * | | . | | +-----------+ | utilities | + * | +-----------.--->| | +------------+ + * | | | . +--------------+ + * +-----|------+ . ^ +-----------+ + * | . | |Enter/Leave| + * + . +-------+|Plugin | + * +-------------+ . +-----------+ + * | application | . + * |-------------| . + * | | . + * | | . + * +-------------+ . + * . + * React Core . General Purpose Event Plugin System + */ - valueStack[index] = cursor.current; +var alreadyListeningTo = {}; +var reactTopListenersCounter = 0; - { - fiberStack[index] = fiber; - } +/** + * To ensure no conflicts with other potential React instances on the page + */ +var topListenersIDKey = '_reactListenersID' + ('' + Math.random()).slice(2); - cursor.current = value; +function getListeningForDocument(mountAt) { + // In IE8, `mountAt` is a host object and doesn't have `hasOwnProperty` + // directly. + if (!Object.prototype.hasOwnProperty.call(mountAt, topListenersIDKey)) { + mountAt[topListenersIDKey] = reactTopListenersCounter++; + alreadyListeningTo[mountAt[topListenersIDKey]] = {}; + } + return alreadyListeningTo[mountAt[topListenersIDKey]]; } -function reset$1() { - while (index > -1) { - valueStack[index] = null; +/** + * We listen for bubbled touch events on the document object. + * + * Firefox v8.01 (and possibly others) exhibited strange behavior when + * mounting `onmousemove` events at some node that was not the document + * element. The symptoms were that if your mouse is not moving over something + * contained within that mount point (for example on the background) the + * top-level listeners for `onmousemove` won't be called. However, if you + * register the `mousemove` on the document object, then it will of course + * catch all `mousemove`s. This along with iOS quirks, justifies restricting + * top-level listeners to the document object only, at least for these + * movement types of events and possibly all events. + * + * @see http://www.quirksmode.org/blog/archives/2010/09/click_event_del.html + * + * Also, `keyup`/`keypress`/`keydown` do not bubble to the window on IE, but + * they bubble to document. + * + * @param {string} registrationName Name of listener (e.g. `onClick`). + * @param {object} mountAt Container where to mount the listener + */ +function listenTo(registrationName, mountAt) { + var isListening = getListeningForDocument(mountAt); + var dependencies = registrationNameDependencies[registrationName]; - { - fiberStack[index] = null; + for (var i = 0; i < dependencies.length; i++) { + var dependency = dependencies[i]; + if (!(isListening.hasOwnProperty(dependency) && isListening[dependency])) { + switch (dependency) { + case TOP_SCROLL: + trapCapturedEvent(TOP_SCROLL, mountAt); + break; + case TOP_FOCUS: + case TOP_BLUR: + trapCapturedEvent(TOP_FOCUS, mountAt); + trapCapturedEvent(TOP_BLUR, mountAt); + // We set the flag for a single dependency later in this function, + // but this ensures we mark both as attached rather than just one. + isListening[TOP_BLUR] = true; + isListening[TOP_FOCUS] = true; + break; + case TOP_CANCEL: + case TOP_CLOSE: + if (isEventSupported(getRawEventName(dependency))) { + trapCapturedEvent(dependency, mountAt); + } + break; + case TOP_INVALID: + case TOP_SUBMIT: + case TOP_RESET: + // We listen to them on the target DOM elements. + // Some of them bubble so we don't want them to fire twice. + break; + default: + // By default, listen on the top level to all non-media events. + // Media events don't bubble so adding the listener wouldn't do anything. + var isMediaEvent = mediaEventTypes.indexOf(dependency) !== -1; + if (!isMediaEvent) { + trapBubbledEvent(dependency, mountAt); + } + break; + } + isListening[dependency] = true; } - - index--; } } -var describeComponentFrame = function (name, source, ownerName) { - return '\n in ' + (name || 'Unknown') + (source ? ' (at ' + source.fileName.replace(/^.*[\\\/]/, '') + ':' + source.lineNumber + ')' : ownerName ? ' (created by ' + ownerName + ')' : ''); -}; - -function describeFiber(fiber) { - switch (fiber.tag) { - case IndeterminateComponent: - case FunctionalComponent: - case ClassComponent: - case HostComponent: - var owner = fiber._debugOwner; - var source = fiber._debugSource; - var name = getComponentName(fiber); - var ownerName = null; - if (owner) { - ownerName = getComponentName(owner); - } - return describeComponentFrame(name, source, ownerName); - default: - return ''; +function isListeningToAllDependencies(registrationName, mountAt) { + var isListening = getListeningForDocument(mountAt); + var dependencies = registrationNameDependencies[registrationName]; + for (var i = 0; i < dependencies.length; i++) { + var dependency = dependencies[i]; + if (!(isListening.hasOwnProperty(dependency) && isListening[dependency])) { + return false; + } } + return true; } -// This function can only be called with a work-in-progress fiber and -// only during begin or complete phase. Do not call it under any other -// circumstances. -function getStackAddendumByWorkInProgressFiber(workInProgress) { - var info = ''; - var node = workInProgress; - do { - info += describeFiber(node); - // Otherwise this return pointer might point to the wrong tree: - node = node['return']; - } while (node); - return info; +function getActiveElement(doc) { + doc = doc || (typeof document !== 'undefined' ? document : undefined); + if (typeof doc === 'undefined') { + return null; + } + try { + return doc.activeElement || doc.body; + } catch (e) { + return doc.body; + } } -function getCurrentFiberOwnerName() { - { - var fiber = ReactDebugCurrentFiber.current; - if (fiber === null) { - return null; - } - var owner = fiber._debugOwner; - if (owner !== null && typeof owner !== 'undefined') { - return getComponentName(owner); - } +/** + * Given any node return the first leaf node without children. + * + * @param {DOMElement|DOMTextNode} node + * @return {DOMElement|DOMTextNode} + */ +function getLeafNode(node) { + while (node && node.firstChild) { + node = node.firstChild; } - return null; + return node; } -function getCurrentFiberStackAddendum() { - { - var fiber = ReactDebugCurrentFiber.current; - if (fiber === null) { - return null; +/** + * Get the next sibling within a container. This will walk up the + * DOM if a node's siblings have been exhausted. + * + * @param {DOMElement|DOMTextNode} node + * @return {?DOMElement|DOMTextNode} + */ +function getSiblingNode(node) { + while (node) { + if (node.nextSibling) { + return node.nextSibling; } - // Safe because if current fiber exists, we are reconciling, - // and it is guaranteed to be the work-in-progress version. - return getStackAddendumByWorkInProgressFiber(fiber); + node = node.parentNode; } - return null; } -function resetCurrentFiber() { - ReactDebugCurrentFrame.getCurrentStack = null; - ReactDebugCurrentFiber.current = null; - ReactDebugCurrentFiber.phase = null; -} +/** + * Get object describing the nodes which contain characters at offset. + * + * @param {DOMElement|DOMTextNode} root + * @param {number} offset + * @return {?object} + */ +function getNodeForCharacterOffset(root, offset) { + var node = getLeafNode(root); + var nodeStart = 0; + var nodeEnd = 0; -function setCurrentFiber(fiber) { - ReactDebugCurrentFrame.getCurrentStack = getCurrentFiberStackAddendum; - ReactDebugCurrentFiber.current = fiber; - ReactDebugCurrentFiber.phase = null; -} + while (node) { + if (node.nodeType === TEXT_NODE) { + nodeEnd = nodeStart + node.textContent.length; -function setCurrentPhase(phase) { - ReactDebugCurrentFiber.phase = phase; -} + if (nodeStart <= offset && nodeEnd >= offset) { + return { + node: node, + offset: offset - nodeStart + }; + } -var ReactDebugCurrentFiber = { - current: null, - phase: null, - resetCurrentFiber: resetCurrentFiber, - setCurrentFiber: setCurrentFiber, - setCurrentPhase: setCurrentPhase, - getCurrentFiberOwnerName: getCurrentFiberOwnerName, - getCurrentFiberStackAddendum: getCurrentFiberStackAddendum -}; + nodeStart = nodeEnd; + } -// Prefix measurements so that it's possible to filter them. -// Longer prefixes are hard to read in DevTools. -var reactEmoji = '\u269B'; -var warningEmoji = '\u26D4'; -var supportsUserTiming = typeof performance !== 'undefined' && typeof performance.mark === 'function' && typeof performance.clearMarks === 'function' && typeof performance.measure === 'function' && typeof performance.clearMeasures === 'function'; + node = getLeafNode(getSiblingNode(node)); + } +} -// Keep track of current fiber so that we know the path to unwind on pause. -// TODO: this looks the same as nextUnitOfWork in scheduler. Can we unify them? -var currentFiber = null; -// If we're in the middle of user code, which fiber and method is it? -// Reusing `currentFiber` would be confusing for this because user code fiber -// can change during commit phase too, but we don't need to unwind it (since -// lifecycles in the commit phase don't resemble a tree). -var currentPhase = null; -var currentPhaseFiber = null; -// Did lifecycle hook schedule an update? This is often a performance problem, -// so we will keep track of it, and include it in the report. -// Track commits caused by cascading updates. -var isCommitting = false; -var hasScheduledUpdateInCurrentCommit = false; -var hasScheduledUpdateInCurrentPhase = false; -var commitCountInCurrentWorkLoop = 0; -var effectCountInCurrentCommit = 0; -var isWaitingForCallback = false; -// During commits, we only show a measurement once per method name -// to avoid stretch the commit phase with measurement overhead. -var labelsInCurrentCommit = new Set(); +/** + * @param {DOMElement} outerNode + * @return {?object} + */ +function getOffsets(outerNode) { + var ownerDocument = outerNode.ownerDocument; -var formatMarkName = function (markName) { - return reactEmoji + ' ' + markName; -}; + var win = ownerDocument && ownerDocument.defaultView || window; + var selection = win.getSelection && win.getSelection(); -var formatLabel = function (label, warning) { - var prefix = warning ? warningEmoji + ' ' : reactEmoji + ' '; - var suffix = warning ? ' Warning: ' + warning : ''; - return '' + prefix + label + suffix; -}; + if (!selection || selection.rangeCount === 0) { + return null; + } -var beginMark = function (markName) { - performance.mark(formatMarkName(markName)); -}; + var anchorNode = selection.anchorNode, + anchorOffset = selection.anchorOffset, + focusNode = selection.focusNode, + focusOffset = selection.focusOffset; -var clearMark = function (markName) { - performance.clearMarks(formatMarkName(markName)); -}; + // In Firefox, anchorNode and focusNode can be "anonymous divs", e.g. the + // up/down buttons on an . Anonymous divs do not seem to + // expose properties, triggering a "Permission denied error" if any of its + // properties are accessed. The only seemingly possible way to avoid erroring + // is to access a property that typically works for non-anonymous divs and + // catch any error that may otherwise arise. See + // https://bugzilla.mozilla.org/show_bug.cgi?id=208427 -var endMark = function (label, markName, warning) { - var formattedMarkName = formatMarkName(markName); - var formattedLabel = formatLabel(label, warning); try { - performance.measure(formattedLabel, formattedMarkName); - } catch (err) {} - // If previous mark was missing for some reason, this will throw. - // This could only happen if React crashed in an unexpected place earlier. - // Don't pile on with more errors. - - // Clear marks immediately to avoid growing buffer. - performance.clearMarks(formattedMarkName); - performance.clearMeasures(formattedLabel); -}; - -var getFiberMarkName = function (label, debugID) { - return label + ' (#' + debugID + ')'; -}; - -var getFiberLabel = function (componentName, isMounted, phase) { - if (phase === null) { - // These are composite component total time measurements. - return componentName + ' [' + (isMounted ? 'update' : 'mount') + ']'; - } else { - // Composite component methods. - return componentName + '.' + phase; + /* eslint-disable no-unused-expressions */ + anchorNode.nodeType; + focusNode.nodeType; + /* eslint-enable no-unused-expressions */ + } catch (e) { + return null; } -}; - -var beginFiberMark = function (fiber, phase) { - var componentName = getComponentName(fiber) || 'Unknown'; - var debugID = fiber._debugID; - var isMounted = fiber.alternate !== null; - var label = getFiberLabel(componentName, isMounted, phase); - if (isCommitting && labelsInCurrentCommit.has(label)) { - // During the commit phase, we don't show duplicate labels because - // there is a fixed overhead for every measurement, and we don't - // want to stretch the commit phase beyond necessary. - return false; - } - labelsInCurrentCommit.add(label); + return getModernOffsetsFromPoints(outerNode, anchorNode, anchorOffset, focusNode, focusOffset); +} - var markName = getFiberMarkName(label, debugID); - beginMark(markName); - return true; -}; +/** + * Returns {start, end} where `start` is the character/codepoint index of + * (anchorNode, anchorOffset) within the textContent of `outerNode`, and + * `end` is the index of (focusNode, focusOffset). + * + * Returns null if you pass in garbage input but we should probably just crash. + * + * Exported only for testing. + */ +function getModernOffsetsFromPoints(outerNode, anchorNode, anchorOffset, focusNode, focusOffset) { + var length = 0; + var start = -1; + var end = -1; + var indexWithinAnchor = 0; + var indexWithinFocus = 0; + var node = outerNode; + var parentNode = null; -var clearFiberMark = function (fiber, phase) { - var componentName = getComponentName(fiber) || 'Unknown'; - var debugID = fiber._debugID; - var isMounted = fiber.alternate !== null; - var label = getFiberLabel(componentName, isMounted, phase); - var markName = getFiberMarkName(label, debugID); - clearMark(markName); -}; + outer: while (true) { + var next = null; -var endFiberMark = function (fiber, phase, warning) { - var componentName = getComponentName(fiber) || 'Unknown'; - var debugID = fiber._debugID; - var isMounted = fiber.alternate !== null; - var label = getFiberLabel(componentName, isMounted, phase); - var markName = getFiberMarkName(label, debugID); - endMark(label, markName, warning); -}; + while (true) { + if (node === anchorNode && (anchorOffset === 0 || node.nodeType === TEXT_NODE)) { + start = length + anchorOffset; + } + if (node === focusNode && (focusOffset === 0 || node.nodeType === TEXT_NODE)) { + end = length + focusOffset; + } -var shouldIgnoreFiber = function (fiber) { - // Host components should be skipped in the timeline. - // We could check typeof fiber.type, but does this work with RN? - switch (fiber.tag) { - case HostRoot: - case HostComponent: - case HostText: - case HostPortal: - case ReturnComponent: - case Fragment: - return true; - default: - return false; - } -}; + if (node.nodeType === TEXT_NODE) { + length += node.nodeValue.length; + } -var clearPendingPhaseMeasurement = function () { - if (currentPhase !== null && currentPhaseFiber !== null) { - clearFiberMark(currentPhaseFiber, currentPhase); - } - currentPhaseFiber = null; - currentPhase = null; - hasScheduledUpdateInCurrentPhase = false; -}; + if ((next = node.firstChild) === null) { + break; + } + // Moving from `node` to its first child `next`. + parentNode = node; + node = next; + } -var pauseTimers = function () { - // Stops all currently active measurements so that they can be resumed - // if we continue in a later deferred loop from the same unit of work. - var fiber = currentFiber; - while (fiber) { - if (fiber._debugIsCurrentlyTiming) { - endFiberMark(fiber, null, null); + while (true) { + if (node === outerNode) { + // If `outerNode` has children, this is always the second time visiting + // it. If it has no children, this is still the first loop, and the only + // valid selection is anchorNode and focusNode both equal to this node + // and both offsets 0, in which case we will have handled above. + break outer; + } + if (parentNode === anchorNode && ++indexWithinAnchor === anchorOffset) { + start = length; + } + if (parentNode === focusNode && ++indexWithinFocus === focusOffset) { + end = length; + } + if ((next = node.nextSibling) !== null) { + break; + } + node = parentNode; + parentNode = node.parentNode; } - fiber = fiber['return']; - } -}; -var resumeTimersRecursively = function (fiber) { - if (fiber['return'] !== null) { - resumeTimersRecursively(fiber['return']); - } - if (fiber._debugIsCurrentlyTiming) { - beginFiberMark(fiber, null); + // Moving from `node` to its next sibling `next`. + node = next; } -}; -var resumeTimers = function () { - // Resumes all measurements that were active during the last deferred loop. - if (currentFiber !== null) { - resumeTimersRecursively(currentFiber); + if (start === -1 || end === -1) { + // This should never happen. (Would happen if the anchor/focus nodes aren't + // actually inside the passed-in node.) + return null; } -}; -function recordEffect() { - if (enableUserTimingAPI) { - effectCountInCurrentCommit++; - } + return { + start: start, + end: end + }; } -function recordScheduleUpdate() { - if (enableUserTimingAPI) { - if (isCommitting) { - hasScheduledUpdateInCurrentCommit = true; - } - if (currentPhase !== null && currentPhase !== 'componentWillMount' && currentPhase !== 'componentWillReceiveProps') { - hasScheduledUpdateInCurrentPhase = true; - } +/** + * In modern non-IE browsers, we can support both forward and backward + * selections. + * + * Note: IE10+ supports the Selection object, but it does not support + * the `extend` method, which means that even in modern IE, it's not possible + * to programmatically create a backward selection. Thus, for all IE + * versions, we use the old IE API to create our selections. + * + * @param {DOMElement|DOMTextNode} node + * @param {object} offsets + */ +function setOffsets(node, offsets) { + var doc = node.ownerDocument || document; + var win = doc && doc.defaultView || window; + var selection = win.getSelection(); + var length = node.textContent.length; + var start = Math.min(offsets.start, length); + var end = offsets.end === undefined ? start : Math.min(offsets.end, length); + + // IE 11 uses modern selection, but doesn't support the extend method. + // Flip backward selections, so we can set with a single range. + if (!selection.extend && start > end) { + var temp = end; + end = start; + start = temp; } -} -function startRequestCallbackTimer() { - if (enableUserTimingAPI) { - if (supportsUserTiming && !isWaitingForCallback) { - isWaitingForCallback = true; - beginMark('(Waiting for async callback...)'); - } - } -} - -function stopRequestCallbackTimer(didExpire) { - if (enableUserTimingAPI) { - if (supportsUserTiming) { - isWaitingForCallback = false; - var warning = didExpire ? 'React was blocked by main thread' : null; - endMark('(Waiting for async callback...)', '(Waiting for async callback...)', warning); - } - } -} + var startMarker = getNodeForCharacterOffset(node, start); + var endMarker = getNodeForCharacterOffset(node, end); -function startWorkTimer(fiber) { - if (enableUserTimingAPI) { - if (!supportsUserTiming || shouldIgnoreFiber(fiber)) { - return; - } - // If we pause, this is the fiber to unwind from. - currentFiber = fiber; - if (!beginFiberMark(fiber, null)) { + if (startMarker && endMarker) { + if (selection.rangeCount === 1 && selection.anchorNode === startMarker.node && selection.anchorOffset === startMarker.offset && selection.focusNode === endMarker.node && selection.focusOffset === endMarker.offset) { return; } - fiber._debugIsCurrentlyTiming = true; - } -} + var range = doc.createRange(); + range.setStart(startMarker.node, startMarker.offset); + selection.removeAllRanges(); -function cancelWorkTimer(fiber) { - if (enableUserTimingAPI) { - if (!supportsUserTiming || shouldIgnoreFiber(fiber)) { - return; + if (start > end) { + selection.addRange(range); + selection.extend(endMarker.node, endMarker.offset); + } else { + range.setEnd(endMarker.node, endMarker.offset); + selection.addRange(range); } - // Remember we shouldn't complete measurement for this fiber. - // Otherwise flamechart will be deep even for small updates. - fiber._debugIsCurrentlyTiming = false; - clearFiberMark(fiber, null); } } -function stopWorkTimer(fiber) { - if (enableUserTimingAPI) { - if (!supportsUserTiming || shouldIgnoreFiber(fiber)) { - return; - } - // If we pause, its parent is the fiber to unwind from. - currentFiber = fiber['return']; - if (!fiber._debugIsCurrentlyTiming) { - return; - } - fiber._debugIsCurrentlyTiming = false; - endFiberMark(fiber, null, null); - } +function isTextNode(node) { + return node && node.nodeType === TEXT_NODE; } -function stopFailedWorkTimer(fiber) { - if (enableUserTimingAPI) { - if (!supportsUserTiming || shouldIgnoreFiber(fiber)) { - return; - } - // If we pause, its parent is the fiber to unwind from. - currentFiber = fiber['return']; - if (!fiber._debugIsCurrentlyTiming) { - return; - } - fiber._debugIsCurrentlyTiming = false; - var warning = 'An error was thrown inside this error boundary'; - endFiberMark(fiber, null, warning); +function containsNode(outerNode, innerNode) { + if (!outerNode || !innerNode) { + return false; + } else if (outerNode === innerNode) { + return true; + } else if (isTextNode(outerNode)) { + return false; + } else if (isTextNode(innerNode)) { + return containsNode(outerNode, innerNode.parentNode); + } else if ('contains' in outerNode) { + return outerNode.contains(innerNode); + } else if (outerNode.compareDocumentPosition) { + return !!(outerNode.compareDocumentPosition(innerNode) & 16); + } else { + return false; } } -function startPhaseTimer(fiber, phase) { - if (enableUserTimingAPI) { - if (!supportsUserTiming) { - return; - } - clearPendingPhaseMeasurement(); - if (!beginFiberMark(fiber, phase)) { - return; - } - currentPhaseFiber = fiber; - currentPhase = phase; - } +function isInDocument(node) { + return node && node.ownerDocument && containsNode(node.ownerDocument.documentElement, node); } -function stopPhaseTimer() { - if (enableUserTimingAPI) { - if (!supportsUserTiming) { - return; - } - if (currentPhase !== null && currentPhaseFiber !== null) { - var warning = hasScheduledUpdateInCurrentPhase ? 'Scheduled a cascading update' : null; - endFiberMark(currentPhaseFiber, currentPhase, warning); +function getActiveElementDeep() { + var win = window; + var element = getActiveElement(); + while (element instanceof win.HTMLIFrameElement) { + // Accessing the contentDocument of a HTMLIframeElement can cause the browser + // to throw, e.g. if it has a cross-origin src attribute + try { + win = element.contentDocument.defaultView; + } catch (e) { + return element; } - currentPhase = null; - currentPhaseFiber = null; + element = getActiveElement(win.document); } + return element; } -function startWorkLoopTimer(nextUnitOfWork) { - if (enableUserTimingAPI) { - currentFiber = nextUnitOfWork; - if (!supportsUserTiming) { - return; - } - commitCountInCurrentWorkLoop = 0; - // This is top level call. - // Any other measurements are performed within. - beginMark('(React Tree Reconciliation)'); - // Resume any measurements that were in progress during the last loop. - resumeTimers(); - } -} +/** + * @ReactInputSelection: React input selection module. Based on Selection.js, + * but modified to be suitable for react and has a couple of bug fixes (doesn't + * assume buttons have range selections allowed). + * Input selection module for React. + */ -function stopWorkLoopTimer(interruptedBy) { - if (enableUserTimingAPI) { - if (!supportsUserTiming) { - return; - } - var warning = null; - if (interruptedBy !== null) { - if (interruptedBy.tag === HostRoot) { - warning = 'A top-level update interrupted the previous render'; - } else { - var componentName = getComponentName(interruptedBy) || 'Unknown'; - warning = 'An update to ' + componentName + ' interrupted the previous render'; - } - } else if (commitCountInCurrentWorkLoop > 1) { - warning = 'There were cascading updates'; - } - commitCountInCurrentWorkLoop = 0; - // Pause any measurements until the next loop. - pauseTimers(); - endMark('(React Tree Reconciliation)', '(React Tree Reconciliation)', warning); - } +/** + * @hasSelectionCapabilities: we get the element types that support selection + * from https://html.spec.whatwg.org/#do-not-apply, looking at `selectionStart` + * and `selectionEnd` rows. + */ +function hasSelectionCapabilities(elem) { + var nodeName = elem && elem.nodeName && elem.nodeName.toLowerCase(); + return nodeName && (nodeName === 'input' && (elem.type === 'text' || elem.type === 'search' || elem.type === 'tel' || elem.type === 'url' || elem.type === 'password') || nodeName === 'textarea' || elem.contentEditable === 'true'); } -function startCommitTimer() { - if (enableUserTimingAPI) { - if (!supportsUserTiming) { - return; - } - isCommitting = true; - hasScheduledUpdateInCurrentCommit = false; - labelsInCurrentCommit.clear(); - beginMark('(Committing Changes)'); - } +function getSelectionInformation() { + var focusedElem = getActiveElementDeep(); + return { + focusedElem: focusedElem, + selectionRange: hasSelectionCapabilities(focusedElem) ? getSelection$1(focusedElem) : null + }; } -function stopCommitTimer() { - if (enableUserTimingAPI) { - if (!supportsUserTiming) { - return; +/** + * @restoreSelection: If any selection information was potentially lost, + * restore it. This is useful when performing operations that could remove dom + * nodes and place them back in, resulting in focus being lost. + */ +function restoreSelection(priorSelectionInformation) { + var curFocusedElem = getActiveElementDeep(); + var priorFocusedElem = priorSelectionInformation.focusedElem; + var priorSelectionRange = priorSelectionInformation.selectionRange; + if (curFocusedElem !== priorFocusedElem && isInDocument(priorFocusedElem)) { + if (priorSelectionRange !== null && hasSelectionCapabilities(priorFocusedElem)) { + setSelection(priorFocusedElem, priorSelectionRange); } - var warning = null; - if (hasScheduledUpdateInCurrentCommit) { - warning = 'Lifecycle hook scheduled a cascading update'; - } else if (commitCountInCurrentWorkLoop > 0) { - warning = 'Caused by a cascading update in earlier commit'; + // Focusing a node can change the scroll position, which is undesirable + var ancestors = []; + var ancestor = priorFocusedElem; + while (ancestor = ancestor.parentNode) { + if (ancestor.nodeType === ELEMENT_NODE) { + ancestors.push({ + element: ancestor, + left: ancestor.scrollLeft, + top: ancestor.scrollTop + }); + } } - hasScheduledUpdateInCurrentCommit = false; - commitCountInCurrentWorkLoop++; - isCommitting = false; - labelsInCurrentCommit.clear(); - - endMark('(Committing Changes)', '(Committing Changes)', warning); - } -} -function startCommitHostEffectsTimer() { - if (enableUserTimingAPI) { - if (!supportsUserTiming) { - return; + if (typeof priorFocusedElem.focus === 'function') { + priorFocusedElem.focus(); } - effectCountInCurrentCommit = 0; - beginMark('(Committing Host Effects)'); - } -} -function stopCommitHostEffectsTimer() { - if (enableUserTimingAPI) { - if (!supportsUserTiming) { - return; + for (var i = 0; i < ancestors.length; i++) { + var info = ancestors[i]; + info.element.scrollLeft = info.left; + info.element.scrollTop = info.top; } - var count = effectCountInCurrentCommit; - effectCountInCurrentCommit = 0; - endMark('(Committing Host Effects: ' + count + ' Total)', '(Committing Host Effects)', null); } } -function startCommitLifeCyclesTimer() { - if (enableUserTimingAPI) { - if (!supportsUserTiming) { - return; - } - effectCountInCurrentCommit = 0; - beginMark('(Calling Lifecycle Methods)'); +/** + * @getSelection: Gets the selection bounds of a focused textarea, input or + * contentEditable node. + * -@input: Look up selection bounds of this input + * -@return {start: selectionStart, end: selectionEnd} + */ +function getSelection$1(input) { + var selection = void 0; + + if ('selectionStart' in input) { + // Modern browser with input or textarea. + selection = { + start: input.selectionStart, + end: input.selectionEnd + }; + } else { + // Content editable or old IE textarea. + selection = getOffsets(input); } + + return selection || { start: 0, end: 0 }; } -function stopCommitLifeCyclesTimer() { - if (enableUserTimingAPI) { - if (!supportsUserTiming) { - return; - } - var count = effectCountInCurrentCommit; - effectCountInCurrentCommit = 0; - endMark('(Calling Lifecycle Methods: ' + count + ' Total)', '(Calling Lifecycle Methods)', null); +/** + * @setSelection: Sets the selection bounds of a textarea or input and focuses + * the input. + * -@input Set selection bounds of this input or textarea + * -@offsets Object of same form that is returned from get* + */ +function setSelection(input, offsets) { + var start = offsets.start, + end = offsets.end; + + if (end === undefined) { + end = start; } -} -{ - var warnedAboutMissingGetChildContext = {}; + if ('selectionStart' in input) { + input.selectionStart = start; + input.selectionEnd = Math.min(end, input.value.length); + } else { + setOffsets(input, offsets); + } } -// A cursor to the current merged context object on the stack. -var contextStackCursor = createCursor(emptyObject_1); -// A cursor to a boolean indicating whether the context has changed. -var didPerformWorkStackCursor = createCursor(false); -// Keep track of the previous context object that was on the stack. -// We use this to get access to the parent context after we have already -// pushed the next context provider, and now need to merge their contexts. -var previousContext = emptyObject_1; +var skipSelectionChangeEvent = canUseDOM && 'documentMode' in document && document.documentMode <= 11; -function getUnmaskedContext(workInProgress) { - var hasOwnContext = isContextProvider(workInProgress); - if (hasOwnContext) { - // If the fiber is a context provider itself, when we read its context - // we have already pushed its own child context on the stack. A context - // provider should not "see" its own child context. Therefore we read the - // previous (parent) context instead for a context provider. - return previousContext; +var eventTypes$3 = { + select: { + phasedRegistrationNames: { + bubbled: 'onSelect', + captured: 'onSelectCapture' + }, + dependencies: [TOP_BLUR, TOP_CONTEXT_MENU, TOP_DRAG_END, TOP_FOCUS, TOP_KEY_DOWN, TOP_KEY_UP, TOP_MOUSE_DOWN, TOP_MOUSE_UP, TOP_SELECTION_CHANGE] + } +}; + +var activeElement$1 = null; +var activeElementInst$1 = null; +var lastSelection = null; +var mouseDown = false; + +/** + * Get an object which is a unique representation of the current selection. + * + * The return value will not be consistent across nodes or browsers, but + * two identical selections on the same node will return identical objects. + * + * @param {DOMElement} node + * @return {object} + */ +function getSelection(node) { + if ('selectionStart' in node && hasSelectionCapabilities(node)) { + return { + start: node.selectionStart, + end: node.selectionEnd + }; + } else { + var win = node.ownerDocument && node.ownerDocument.defaultView || window; + var selection = win.getSelection(); + return { + anchorNode: selection.anchorNode, + anchorOffset: selection.anchorOffset, + focusNode: selection.focusNode, + focusOffset: selection.focusOffset + }; } - return contextStackCursor.current; } -function cacheContext(workInProgress, unmaskedContext, maskedContext) { - var instance = workInProgress.stateNode; - instance.__reactInternalMemoizedUnmaskedChildContext = unmaskedContext; - instance.__reactInternalMemoizedMaskedChildContext = maskedContext; +/** + * Get document associated with the event target. + * + * @param {object} nativeEventTarget + * @return {Document} + */ +function getEventTargetDocument(eventTarget) { + return eventTarget.window === eventTarget ? eventTarget.document : eventTarget.nodeType === DOCUMENT_NODE ? eventTarget : eventTarget.ownerDocument; } -function getMaskedContext(workInProgress, unmaskedContext) { - var type = workInProgress.type; - var contextTypes = type.contextTypes; - if (!contextTypes) { - return emptyObject_1; - } +/** + * Poll selection to see whether it's changed. + * + * @param {object} nativeEvent + * @param {object} nativeEventTarget + * @return {?SyntheticEvent} + */ +function constructSelectEvent(nativeEvent, nativeEventTarget) { + // Ensure we have the right element, and that the user is not dragging a + // selection (this matches native `select` event behavior). In HTML5, select + // fires only on input and textarea thus if there's no focused element we + // won't dispatch. + var doc = getEventTargetDocument(nativeEventTarget); - // Avoid recreating masked context unless unmasked context has changed. - // Failing to do this will result in unnecessary calls to componentWillReceiveProps. - // This may trigger infinite loops if componentWillReceiveProps calls setState. - var instance = workInProgress.stateNode; - if (instance && instance.__reactInternalMemoizedUnmaskedChildContext === unmaskedContext) { - return instance.__reactInternalMemoizedMaskedChildContext; + if (mouseDown || activeElement$1 == null || activeElement$1 !== getActiveElement(doc)) { + return null; } - var context = {}; - for (var key in contextTypes) { - context[key] = unmaskedContext[key]; - } + // Only fire when selection has actually changed. + var currentSelection = getSelection(activeElement$1); + if (!lastSelection || !shallowEqual(lastSelection, currentSelection)) { + lastSelection = currentSelection; - { - var name = getComponentName(workInProgress) || 'Unknown'; - checkPropTypes_1(contextTypes, context, 'context', name, ReactDebugCurrentFiber.getCurrentFiberStackAddendum); - } + var syntheticEvent = SyntheticEvent.getPooled(eventTypes$3.select, activeElementInst$1, nativeEvent, nativeEventTarget); - // Cache unmasked context so we can avoid recreating masked context unless necessary. - // Context is created before the class component is instantiated so check for instance. - if (instance) { - cacheContext(workInProgress, unmaskedContext, context); + syntheticEvent.type = 'select'; + syntheticEvent.target = activeElement$1; + + accumulateTwoPhaseDispatches(syntheticEvent); + + return syntheticEvent; } - return context; + return null; } -function hasContextChanged() { - return didPerformWorkStackCursor.current; -} +/** + * This plugin creates an `onSelect` event that normalizes select events + * across form elements. + * + * Supported elements are: + * - input (see `isTextInputElement`) + * - textarea + * - contentEditable + * + * This differs from native browser implementations in the following ways: + * - Fires on contentEditable fields as well as inputs. + * - Fires for collapsed selection. + * - Fires after user input. + */ +var SelectEventPlugin = { + eventTypes: eventTypes$3, -function isContextConsumer(fiber) { - return fiber.tag === ClassComponent && fiber.type.contextTypes != null; -} + extractEvents: function (topLevelType, targetInst, nativeEvent, nativeEventTarget) { + var doc = getEventTargetDocument(nativeEventTarget); + // Track whether all listeners exists for this plugin. If none exist, we do + // not extract events. See #3639. + if (!doc || !isListeningToAllDependencies('onSelect', doc)) { + return null; + } -function isContextProvider(fiber) { - return fiber.tag === ClassComponent && fiber.type.childContextTypes != null; -} + var targetNode = targetInst ? getNodeFromInstance$1(targetInst) : window; -function popContextProvider(fiber) { - if (!isContextProvider(fiber)) { - return; + switch (topLevelType) { + // Track the input node that has focus. + case TOP_FOCUS: + if (isTextInputElement(targetNode) || targetNode.contentEditable === 'true') { + activeElement$1 = targetNode; + activeElementInst$1 = targetInst; + lastSelection = null; + } + break; + case TOP_BLUR: + activeElement$1 = null; + activeElementInst$1 = null; + lastSelection = null; + break; + // Don't fire the event while the user is dragging. This matches the + // semantics of the native select event. + case TOP_MOUSE_DOWN: + mouseDown = true; + break; + case TOP_CONTEXT_MENU: + case TOP_MOUSE_UP: + case TOP_DRAG_END: + mouseDown = false; + return constructSelectEvent(nativeEvent, nativeEventTarget); + // Chrome and IE fire non-standard event when selection is changed (and + // sometimes when it hasn't). IE's event fires out of order with respect + // to key and input events on deletion, so we discard it. + // + // Firefox doesn't support selectionchange, so check selection status + // after each key entry. The selection changes after keydown and before + // keyup, but we check on keydown as well in the case of holding down a + // key, when multiple keydown events are fired but only one keyup is. + // This is also our approach for IE handling, for the reason above. + case TOP_SELECTION_CHANGE: + if (skipSelectionChangeEvent) { + break; + } + // falls through + case TOP_KEY_DOWN: + case TOP_KEY_UP: + return constructSelectEvent(nativeEvent, nativeEventTarget); + } + + return null; } +}; - pop(didPerformWorkStackCursor, fiber); - pop(contextStackCursor, fiber); -} +/** + * Inject modules for resolving DOM hierarchy and plugin ordering. + */ +injection.injectEventPluginOrder(DOMEventPluginOrder); +setComponentTree(getFiberCurrentPropsFromNode$1, getInstanceFromNode$1, getNodeFromInstance$1); -function popTopLevelContextObject(fiber) { - pop(didPerformWorkStackCursor, fiber); - pop(contextStackCursor, fiber); -} +/** + * Some important event plugins included by default (without having to require + * them). + */ +injection.injectEventPluginsByName({ + SimpleEventPlugin: SimpleEventPlugin, + EnterLeaveEventPlugin: EnterLeaveEventPlugin, + ChangeEventPlugin: ChangeEventPlugin, + SelectEventPlugin: SelectEventPlugin, + BeforeInputEventPlugin: BeforeInputEventPlugin +}); -function pushTopLevelContextObject(fiber, context, didChange) { - !(contextStackCursor.cursor == null) ? invariant_1(false, 'Unexpected context found on stack. This error is likely caused by a bug in React. Please file an issue.') : void 0; +var didWarnSelectedSetOnOption = false; +var didWarnInvalidChild = false; - push(contextStackCursor, context, fiber); - push(didPerformWorkStackCursor, didChange, fiber); +function flattenChildren(children) { + var content = ''; + + // Flatten children. We'll warn if they are invalid + // during validateProps() which runs for hydration too. + // Note that this would throw on non-element objects. + // Elements are stringified (which is normally irrelevant + // but matters for ). + React.Children.forEach(children, function (child) { + if (child == null) { + return; + } + content += child; + // Note: we don't warn about invalid children here. + // Instead, this is done separately below so that + // it happens during the hydration codepath too. + }); + + return content; } -function processChildContext(fiber, parentContext) { - var instance = fiber.stateNode; - var childContextTypes = fiber.type.childContextTypes; +/** + * Implements an