1727 lines
55 KiB
JavaScript
1727 lines
55 KiB
JavaScript
/** @license React v16.5.2
|
|
* react.development.js
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
'use strict';
|
|
|
|
|
|
|
|
if (process.env.NODE_ENV !== "production") {
|
|
(function() {
|
|
'use strict';
|
|
|
|
var _assign = require('object-assign');
|
|
var checkPropTypes = require('prop-types/checkPropTypes');
|
|
|
|
// TODO: this is special because it gets imported during build.
|
|
|
|
var ReactVersion = '16.5.2';
|
|
|
|
// 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;
|
|
}
|
|
|
|
// Exports ReactDOM.createRoot
|
|
|
|
|
|
// Experimental error-boundary API that can recover from errors within a single
|
|
// render phase
|
|
|
|
// Suspense
|
|
var enableSuspense = false;
|
|
// Helps identify side effects in begin-phase lifecycle hooks and setState reducers:
|
|
|
|
|
|
// 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:
|
|
|
|
|
|
// To preserve the "Pause on caught exceptions" behavior of the debugger, we
|
|
// replay the begin phase of a failed component inside invokeGuardedCallback.
|
|
|
|
|
|
// Warn about deprecated, async-unsafe lifecycles; relates to RFC #6:
|
|
|
|
|
|
// Warn about legacy context API
|
|
|
|
|
|
// Gather advanced timing metrics for Profiler subtrees.
|
|
|
|
|
|
// Trace which interactions trigger each commit.
|
|
|
|
|
|
// 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
|
|
|
|
/**
|
|
* Use invariant() to assert state which your program assumes to be true.
|
|
*
|
|
* Provide sprintf-style format (only %s is supported) and arguments
|
|
* to provide information about what broke and what you were
|
|
* expecting.
|
|
*
|
|
* The invariant message will be stripped in production, but the invariant
|
|
* will remain to ensure logic does not differ in production.
|
|
*/
|
|
|
|
var validateFormat = function () {};
|
|
|
|
{
|
|
validateFormat = function (format) {
|
|
if (format === undefined) {
|
|
throw new Error('invariant requires an error message argument');
|
|
}
|
|
};
|
|
}
|
|
|
|
function invariant(condition, format, a, b, c, d, e, f) {
|
|
validateFormat(format);
|
|
|
|
if (!condition) {
|
|
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 {
|
|
var args = [a, b, c, d, e, f];
|
|
var argIndex = 0;
|
|
error = new Error(format.replace(/%s/g, function () {
|
|
return args[argIndex++];
|
|
}));
|
|
error.name = 'Invariant Violation';
|
|
}
|
|
|
|
error.framesToPop = 1; // we don't care about invariant's own frame
|
|
throw error;
|
|
}
|
|
}
|
|
|
|
// Relying on the `invariant()` implementation lets us
|
|
// preserve the format and params in the www builds.
|
|
|
|
/**
|
|
* Forked from fbjs/warning:
|
|
* https://github.com/facebook/fbjs/blob/e66ba20ad5be433eb54423f2b097d829324d9de6/packages/fbjs/src/__forks__/warning.js
|
|
*
|
|
* Only change is we use console.warn instead of console.error,
|
|
* and do nothing when 'console' is not supported.
|
|
* This really simplifies the code.
|
|
* ---
|
|
* 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 lowPriorityWarning = function () {};
|
|
|
|
{
|
|
var printWarning = function (format) {
|
|
for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
|
|
args[_key - 1] = arguments[_key];
|
|
}
|
|
|
|
var argIndex = 0;
|
|
var message = 'Warning: ' + format.replace(/%s/g, function () {
|
|
return args[argIndex++];
|
|
});
|
|
if (typeof console !== 'undefined') {
|
|
console.warn(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) {}
|
|
};
|
|
|
|
lowPriorityWarning = function (condition, format) {
|
|
if (format === undefined) {
|
|
throw new Error('`lowPriorityWarning(condition, format, ...args)` requires a warning ' + 'message argument');
|
|
}
|
|
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 lowPriorityWarning$1 = lowPriorityWarning;
|
|
|
|
/**
|
|
* Similar to invariant but only logs a warning if the condition is not met.
|
|
* This can be used to log issues in development environments in critical
|
|
* paths. Removing the logging code for production environments will keep the
|
|
* same logic and follow the same code paths.
|
|
*/
|
|
|
|
var warningWithoutStack = function () {};
|
|
|
|
{
|
|
warningWithoutStack = function (condition, format) {
|
|
for (var _len = arguments.length, args = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
|
|
args[_key - 2] = arguments[_key];
|
|
}
|
|
|
|
if (format === undefined) {
|
|
throw new Error('`warningWithoutStack(condition, format, ...args)` requires a warning ' + 'message argument');
|
|
}
|
|
if (args.length > 8) {
|
|
// Check before the condition to catch violations early.
|
|
throw new Error('warningWithoutStack() currently supports at most 8 arguments.');
|
|
}
|
|
if (condition) {
|
|
return;
|
|
}
|
|
if (typeof console !== 'undefined') {
|
|
var _args$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.
|
|
var argIndex = 0;
|
|
var _message = 'Warning: ' + format.replace(/%s/g, function () {
|
|
return args[argIndex++];
|
|
});
|
|
throw new Error(_message);
|
|
} catch (x) {}
|
|
};
|
|
}
|
|
|
|
var warningWithoutStack$1 = warningWithoutStack;
|
|
|
|
var didWarnStateUpdateForUnmountedComponent = {};
|
|
|
|
function warnNoop(publicInstance, callerName) {
|
|
{
|
|
var _constructor = publicInstance.constructor;
|
|
var componentName = _constructor && (_constructor.displayName || _constructor.name) || 'ReactClass';
|
|
var warningKey = componentName + '.' + callerName;
|
|
if (didWarnStateUpdateForUnmountedComponent[warningKey]) {
|
|
return;
|
|
}
|
|
warningWithoutStack$1(false, "Can't call %s on a component that is not yet mounted. " + 'This is a no-op, but it might indicate a bug in your application. ' + 'Instead, assign to `this.state` directly or define a `state = {};` ' + 'class property with the desired state in the %s component.', callerName, componentName);
|
|
didWarnStateUpdateForUnmountedComponent[warningKey] = true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This is the abstract API for an update queue.
|
|
*/
|
|
var ReactNoopUpdateQueue = {
|
|
/**
|
|
* Checks whether or not this composite component is mounted.
|
|
* @param {ReactClass} publicInstance The instance we want to test.
|
|
* @return {boolean} True if mounted, false otherwise.
|
|
* @protected
|
|
* @final
|
|
*/
|
|
isMounted: function (publicInstance) {
|
|
return false;
|
|
},
|
|
|
|
/**
|
|
* Forces an update. This should only be invoked when it is known with
|
|
* certainty that we are **not** in a DOM transaction.
|
|
*
|
|
* You may want to call this when you know that some deeper aspect of the
|
|
* component's state has changed but `setState` was not called.
|
|
*
|
|
* This will not invoke `shouldComponentUpdate`, but it will invoke
|
|
* `componentWillUpdate` and `componentDidUpdate`.
|
|
*
|
|
* @param {ReactClass} publicInstance The instance that should rerender.
|
|
* @param {?function} callback Called after component is updated.
|
|
* @param {?string} callerName name of the calling function in the public API.
|
|
* @internal
|
|
*/
|
|
enqueueForceUpdate: function (publicInstance, callback, callerName) {
|
|
warnNoop(publicInstance, 'forceUpdate');
|
|
},
|
|
|
|
/**
|
|
* Replaces all of the state. Always use this or `setState` to mutate state.
|
|
* You should treat `this.state` as immutable.
|
|
*
|
|
* There is no guarantee that `this.state` will be immediately updated, so
|
|
* accessing `this.state` after calling this method may return the old value.
|
|
*
|
|
* @param {ReactClass} publicInstance The instance that should rerender.
|
|
* @param {object} completeState Next state.
|
|
* @param {?function} callback Called after component is updated.
|
|
* @param {?string} callerName name of the calling function in the public API.
|
|
* @internal
|
|
*/
|
|
enqueueReplaceState: function (publicInstance, completeState, callback, callerName) {
|
|
warnNoop(publicInstance, 'replaceState');
|
|
},
|
|
|
|
/**
|
|
* Sets a subset of the state. This only exists because _pendingState is
|
|
* internal. This provides a merging strategy that is not available to deep
|
|
* properties which is confusing. TODO: Expose pendingState or don't use it
|
|
* during the merge.
|
|
*
|
|
* @param {ReactClass} publicInstance The instance that should rerender.
|
|
* @param {object} partialState Next partial state to be merged with state.
|
|
* @param {?function} callback Called after component is updated.
|
|
* @param {?string} Name of the calling function in the public API.
|
|
* @internal
|
|
*/
|
|
enqueueSetState: function (publicInstance, partialState, callback, callerName) {
|
|
warnNoop(publicInstance, 'setState');
|
|
}
|
|
};
|
|
|
|
var emptyObject = {};
|
|
{
|
|
Object.freeze(emptyObject);
|
|
}
|
|
|
|
/**
|
|
* Base class helpers for the updating state of a component.
|
|
*/
|
|
function Component(props, context, updater) {
|
|
this.props = props;
|
|
this.context = context;
|
|
// If a component has string refs, we will assign a different object later.
|
|
this.refs = emptyObject;
|
|
// We initialize the default updater but the real one gets injected by the
|
|
// renderer.
|
|
this.updater = updater || ReactNoopUpdateQueue;
|
|
}
|
|
|
|
Component.prototype.isReactComponent = {};
|
|
|
|
/**
|
|
* Sets a subset of the state. Always use this to mutate
|
|
* state. You should treat `this.state` as immutable.
|
|
*
|
|
* There is no guarantee that `this.state` will be immediately updated, so
|
|
* accessing `this.state` after calling this method may return the old value.
|
|
*
|
|
* There is no guarantee that calls to `setState` will run synchronously,
|
|
* as they may eventually be batched together. You can provide an optional
|
|
* callback that will be executed when the call to setState is actually
|
|
* completed.
|
|
*
|
|
* When a function is provided to setState, it will be called at some point in
|
|
* the future (not synchronously). It will be called with the up to date
|
|
* component arguments (state, props, context). These values can be different
|
|
* from this.* because your function may be called after receiveProps but before
|
|
* shouldComponentUpdate, and this new state, props, and context will not yet be
|
|
* assigned to this.
|
|
*
|
|
* @param {object|function} partialState Next partial state or function to
|
|
* produce next partial state to be merged with current state.
|
|
* @param {?function} callback Called after state is updated.
|
|
* @final
|
|
* @protected
|
|
*/
|
|
Component.prototype.setState = function (partialState, callback) {
|
|
!(typeof partialState === 'object' || typeof partialState === 'function' || partialState == null) ? invariant(false, 'setState(...): takes an object of state variables to update or a function which returns an object of state variables.') : void 0;
|
|
this.updater.enqueueSetState(this, partialState, callback, 'setState');
|
|
};
|
|
|
|
/**
|
|
* Forces an update. This should only be invoked when it is known with
|
|
* certainty that we are **not** in a DOM transaction.
|
|
*
|
|
* You may want to call this when you know that some deeper aspect of the
|
|
* component's state has changed but `setState` was not called.
|
|
*
|
|
* This will not invoke `shouldComponentUpdate`, but it will invoke
|
|
* `componentWillUpdate` and `componentDidUpdate`.
|
|
*
|
|
* @param {?function} callback Called after update is complete.
|
|
* @final
|
|
* @protected
|
|
*/
|
|
Component.prototype.forceUpdate = function (callback) {
|
|
this.updater.enqueueForceUpdate(this, callback, 'forceUpdate');
|
|
};
|
|
|
|
/**
|
|
* Deprecated APIs. These APIs used to exist on classic React classes but since
|
|
* we would like to deprecate them, we're not going to move them over to this
|
|
* modern base class. Instead, we define a getter that warns if it's accessed.
|
|
*/
|
|
{
|
|
var deprecatedAPIs = {
|
|
isMounted: ['isMounted', 'Instead, make sure to clean up subscriptions and pending requests in ' + 'componentWillUnmount to prevent memory leaks.'],
|
|
replaceState: ['replaceState', 'Refactor your code to use setState instead (see ' + 'https://github.com/facebook/react/issues/3236).']
|
|
};
|
|
var defineDeprecationWarning = function (methodName, info) {
|
|
Object.defineProperty(Component.prototype, methodName, {
|
|
get: function () {
|
|
lowPriorityWarning$1(false, '%s(...) is deprecated in plain JavaScript React classes. %s', info[0], info[1]);
|
|
return undefined;
|
|
}
|
|
});
|
|
};
|
|
for (var fnName in deprecatedAPIs) {
|
|
if (deprecatedAPIs.hasOwnProperty(fnName)) {
|
|
defineDeprecationWarning(fnName, deprecatedAPIs[fnName]);
|
|
}
|
|
}
|
|
}
|
|
|
|
function ComponentDummy() {}
|
|
ComponentDummy.prototype = Component.prototype;
|
|
|
|
/**
|
|
* Convenience component with default shallow equality check for sCU.
|
|
*/
|
|
function PureComponent(props, context, updater) {
|
|
this.props = props;
|
|
this.context = context;
|
|
// If a component has string refs, we will assign a different object later.
|
|
this.refs = emptyObject;
|
|
this.updater = updater || ReactNoopUpdateQueue;
|
|
}
|
|
|
|
var pureComponentPrototype = PureComponent.prototype = new ComponentDummy();
|
|
pureComponentPrototype.constructor = PureComponent;
|
|
// Avoid an extra prototype jump for these methods.
|
|
_assign(pureComponentPrototype, Component.prototype);
|
|
pureComponentPrototype.isPureReactComponent = true;
|
|
|
|
// an immutable object with a single mutable value
|
|
function createRef() {
|
|
var refObject = {
|
|
current: null
|
|
};
|
|
{
|
|
Object.seal(refObject);
|
|
}
|
|
return refObject;
|
|
}
|
|
|
|
/**
|
|
* Keeps track of the current owner.
|
|
*
|
|
* The current owner is the component who should own any components that are
|
|
* currently being constructed.
|
|
*/
|
|
var ReactCurrentOwner = {
|
|
/**
|
|
* @internal
|
|
* @type {ReactComponent}
|
|
*/
|
|
current: null,
|
|
currentDispatcher: null
|
|
};
|
|
|
|
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;
|
|
};
|
|
|
|
var Resolved = 1;
|
|
|
|
|
|
|
|
|
|
function refineResolvedThenable(thenable) {
|
|
return thenable._reactStatus === Resolved ? thenable._reactResult : null;
|
|
}
|
|
|
|
function getComponentName(type) {
|
|
if (type == null) {
|
|
// Host root, text node or just invalid type.
|
|
return null;
|
|
}
|
|
{
|
|
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.');
|
|
}
|
|
}
|
|
if (typeof type === 'function') {
|
|
return type.displayName || type.name || null;
|
|
}
|
|
if (typeof type === 'string') {
|
|
return type;
|
|
}
|
|
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;
|
|
}
|
|
|
|
var ReactDebugCurrentFrame = {};
|
|
|
|
var currentlyValidatingElement = null;
|
|
|
|
function setCurrentlyValidatingElement(element) {
|
|
{
|
|
currentlyValidatingElement = element;
|
|
}
|
|
}
|
|
|
|
{
|
|
// Stack implementation injected by the current renderer.
|
|
ReactDebugCurrentFrame.getCurrentStack = null;
|
|
|
|
ReactDebugCurrentFrame.getStackAddendum = function () {
|
|
var stack = '';
|
|
|
|
// Add an extra top frame while an element is being validated
|
|
if (currentlyValidatingElement) {
|
|
var name = getComponentName(currentlyValidatingElement.type);
|
|
var owner = currentlyValidatingElement._owner;
|
|
stack += describeComponentFrame(name, currentlyValidatingElement._source, owner && getComponentName(owner.type));
|
|
}
|
|
|
|
// Delegate to the injected renderer-specific implementation
|
|
var impl = ReactDebugCurrentFrame.getCurrentStack;
|
|
if (impl) {
|
|
stack += impl() || '';
|
|
}
|
|
|
|
return stack;
|
|
};
|
|
}
|
|
|
|
var ReactSharedInternals = {
|
|
ReactCurrentOwner: ReactCurrentOwner,
|
|
// Used by renderers to avoid bundling object-assign twice in UMD bundles:
|
|
assign: _assign
|
|
};
|
|
|
|
{
|
|
_assign(ReactSharedInternals, {
|
|
// These should not be included in production.
|
|
ReactDebugCurrentFrame: ReactDebugCurrentFrame,
|
|
// Shim for React DOM 16.0.0 which still destructured (but not used) this.
|
|
// TODO: remove in React 17.0.
|
|
ReactComponentTreeHook: {}
|
|
});
|
|
}
|
|
|
|
/**
|
|
* 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 warning = warningWithoutStack$1;
|
|
|
|
{
|
|
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
|
|
|
|
for (var _len = arguments.length, args = Array(_len > 2 ? _len - 2 : 0), _key = 2; _key < _len; _key++) {
|
|
args[_key - 2] = arguments[_key];
|
|
}
|
|
|
|
warningWithoutStack$1.apply(undefined, [false, format + '%s'].concat(args, [stack]));
|
|
};
|
|
}
|
|
|
|
var warning$1 = warning;
|
|
|
|
var hasOwnProperty = Object.prototype.hasOwnProperty;
|
|
|
|
var RESERVED_PROPS = {
|
|
key: true,
|
|
ref: true,
|
|
__self: true,
|
|
__source: true
|
|
};
|
|
|
|
var specialPropKeyWarningShown = void 0;
|
|
var specialPropRefWarningShown = void 0;
|
|
|
|
function hasValidRef(config) {
|
|
{
|
|
if (hasOwnProperty.call(config, 'ref')) {
|
|
var getter = Object.getOwnPropertyDescriptor(config, 'ref').get;
|
|
if (getter && getter.isReactWarning) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return config.ref !== undefined;
|
|
}
|
|
|
|
function hasValidKey(config) {
|
|
{
|
|
if (hasOwnProperty.call(config, 'key')) {
|
|
var getter = Object.getOwnPropertyDescriptor(config, 'key').get;
|
|
if (getter && getter.isReactWarning) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return config.key !== undefined;
|
|
}
|
|
|
|
function defineKeyPropWarningGetter(props, displayName) {
|
|
var warnAboutAccessingKey = function () {
|
|
if (!specialPropKeyWarningShown) {
|
|
specialPropKeyWarningShown = true;
|
|
warningWithoutStack$1(false, '%s: `key` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
|
|
}
|
|
};
|
|
warnAboutAccessingKey.isReactWarning = true;
|
|
Object.defineProperty(props, 'key', {
|
|
get: warnAboutAccessingKey,
|
|
configurable: true
|
|
});
|
|
}
|
|
|
|
function defineRefPropWarningGetter(props, displayName) {
|
|
var warnAboutAccessingRef = function () {
|
|
if (!specialPropRefWarningShown) {
|
|
specialPropRefWarningShown = true;
|
|
warningWithoutStack$1(false, '%s: `ref` is not a prop. Trying to access it will result ' + 'in `undefined` being returned. If you need to access the same ' + 'value within the child component, you should pass it as a different ' + 'prop. (https://fb.me/react-special-props)', displayName);
|
|
}
|
|
};
|
|
warnAboutAccessingRef.isReactWarning = true;
|
|
Object.defineProperty(props, 'ref', {
|
|
get: warnAboutAccessingRef,
|
|
configurable: true
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Factory method to create a new React element. This no longer adheres to
|
|
* the class pattern, so do not use new to call it. Also, no instanceof check
|
|
* will work. Instead test $$typeof field against Symbol.for('react.element') to check
|
|
* if something is a React Element.
|
|
*
|
|
* @param {*} type
|
|
* @param {*} key
|
|
* @param {string|object} ref
|
|
* @param {*} self A *temporary* helper to detect places where `this` is
|
|
* different from the `owner` when React.createElement is called, so that we
|
|
* can warn. We want to get rid of owner and replace string `ref`s with arrow
|
|
* functions, and as long as `this` and owner are the same, there will be no
|
|
* change in behavior.
|
|
* @param {*} source An annotation object (added by a transpiler or otherwise)
|
|
* indicating filename, line number, and/or other information.
|
|
* @param {*} owner
|
|
* @param {*} props
|
|
* @internal
|
|
*/
|
|
var ReactElement = function (type, key, ref, self, source, owner, props) {
|
|
var element = {
|
|
// This tag allows us to uniquely identify this as a React Element
|
|
$$typeof: REACT_ELEMENT_TYPE,
|
|
|
|
// Built-in properties that belong on the element
|
|
type: type,
|
|
key: key,
|
|
ref: ref,
|
|
props: props,
|
|
|
|
// Record the component responsible for creating this element.
|
|
_owner: owner
|
|
};
|
|
|
|
{
|
|
// The validation flag is currently mutative. We put it on
|
|
// an external backing store so that we can freeze the whole object.
|
|
// This can be replaced with a WeakMap once they are implemented in
|
|
// commonly used development environments.
|
|
element._store = {};
|
|
|
|
// To make comparing ReactElements easier for testing purposes, we make
|
|
// the validation flag non-enumerable (where possible, which should
|
|
// include every environment we run tests in), so the test framework
|
|
// ignores it.
|
|
Object.defineProperty(element._store, 'validated', {
|
|
configurable: false,
|
|
enumerable: false,
|
|
writable: true,
|
|
value: false
|
|
});
|
|
// self and source are DEV only properties.
|
|
Object.defineProperty(element, '_self', {
|
|
configurable: false,
|
|
enumerable: false,
|
|
writable: false,
|
|
value: self
|
|
});
|
|
// Two elements created in two different places should be considered
|
|
// equal for testing purposes and therefore we hide it from enumeration.
|
|
Object.defineProperty(element, '_source', {
|
|
configurable: false,
|
|
enumerable: false,
|
|
writable: false,
|
|
value: source
|
|
});
|
|
if (Object.freeze) {
|
|
Object.freeze(element.props);
|
|
Object.freeze(element);
|
|
}
|
|
}
|
|
|
|
return element;
|
|
};
|
|
|
|
/**
|
|
* Create and return a new ReactElement of the given type.
|
|
* See https://reactjs.org/docs/react-api.html#createelement
|
|
*/
|
|
function createElement(type, config, children) {
|
|
var propName = void 0;
|
|
|
|
// Reserved names are extracted
|
|
var props = {};
|
|
|
|
var key = null;
|
|
var ref = null;
|
|
var self = null;
|
|
var source = null;
|
|
|
|
if (config != null) {
|
|
if (hasValidRef(config)) {
|
|
ref = config.ref;
|
|
}
|
|
if (hasValidKey(config)) {
|
|
key = '' + config.key;
|
|
}
|
|
|
|
self = config.__self === undefined ? null : config.__self;
|
|
source = config.__source === undefined ? null : config.__source;
|
|
// Remaining properties are added to a new props object
|
|
for (propName in config) {
|
|
if (hasOwnProperty.call(config, propName) && !RESERVED_PROPS.hasOwnProperty(propName)) {
|
|
props[propName] = config[propName];
|
|
}
|
|
}
|
|
}
|
|
|
|
// Children can be more than one argument, and those are transferred onto
|
|
// the newly allocated props object.
|
|
var childrenLength = arguments.length - 2;
|
|
if (childrenLength === 1) {
|
|
props.children = children;
|
|
} else if (childrenLength > 1) {
|
|
var childArray = Array(childrenLength);
|
|
for (var i = 0; i < childrenLength; i++) {
|
|
childArray[i] = arguments[i + 2];
|
|
}
|
|
{
|
|
if (Object.freeze) {
|
|
Object.freeze(childArray);
|
|
}
|
|
}
|
|
props.children = childArray;
|
|
}
|
|
|
|
// Resolve default props
|
|
if (type && type.defaultProps) {
|
|
var defaultProps = type.defaultProps;
|
|
for (propName in defaultProps) {
|
|
if (props[propName] === undefined) {
|
|
props[propName] = defaultProps[propName];
|
|
}
|
|
}
|
|
}
|
|
{
|
|
if (key || ref) {
|
|
var displayName = typeof type === 'function' ? type.displayName || type.name || 'Unknown' : type;
|
|
if (key) {
|
|
defineKeyPropWarningGetter(props, displayName);
|
|
}
|
|
if (ref) {
|
|
defineRefPropWarningGetter(props, displayName);
|
|
}
|
|
}
|
|
}
|
|
return ReactElement(type, key, ref, self, source, ReactCurrentOwner.current, props);
|
|
}
|
|
|
|
/**
|
|
* Return a function that produces ReactElements of a given type.
|
|
* See https://reactjs.org/docs/react-api.html#createfactory
|
|
*/
|
|
|
|
|
|
function cloneAndReplaceKey(oldElement, newKey) {
|
|
var newElement = ReactElement(oldElement.type, newKey, oldElement.ref, oldElement._self, oldElement._source, oldElement._owner, oldElement.props);
|
|
|
|
return newElement;
|
|
}
|
|
|
|
/**
|
|
* Clone and return a new ReactElement using element as the starting point.
|
|
* See https://reactjs.org/docs/react-api.html#cloneelement
|
|
*/
|
|
function cloneElement(element, config, children) {
|
|
!!(element === null || element === undefined) ? invariant(false, 'React.cloneElement(...): The argument must be a React element, but you passed %s.', element) : void 0;
|
|
|
|
var propName = void 0;
|
|
|
|
// Original props are copied
|
|
var props = _assign({}, element.props);
|
|
|
|
// Reserved names are extracted
|
|
var key = element.key;
|
|
var ref = element.ref;
|
|
// Self is preserved since the owner is preserved.
|
|
var self = element._self;
|
|
// Source is preserved since cloneElement is unlikely to be targeted by a
|
|
// transpiler, and the original source is probably a better indicator of the
|
|
// true owner.
|
|
var source = element._source;
|
|
|
|
// Owner will be preserved, unless ref is overridden
|
|
var owner = element._owner;
|
|
|
|
if (config != null) {
|
|
if (hasValidRef(config)) {
|
|
// Silently steal the ref from the parent.
|
|
ref = config.ref;
|
|
owner = ReactCurrentOwner.current;
|
|
}
|
|
if (hasValidKey(config)) {
|
|
key = '' + config.key;
|
|
}
|
|
|
|
// Remaining properties override existing props
|
|
var defaultProps = void 0;
|
|
if (element.type && element.type.defaultProps) {
|
|
defaultProps = element.type.defaultProps;
|
|
}
|
|
for (propName in config) {
|
|
if (hasOwnProperty.call(config, propName) && !RESERVED_PROPS.hasOwnProperty(propName)) {
|
|
if (config[propName] === undefined && defaultProps !== undefined) {
|
|
// Resolve default props
|
|
props[propName] = defaultProps[propName];
|
|
} else {
|
|
props[propName] = config[propName];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Children can be more than one argument, and those are transferred onto
|
|
// the newly allocated props object.
|
|
var childrenLength = arguments.length - 2;
|
|
if (childrenLength === 1) {
|
|
props.children = children;
|
|
} else if (childrenLength > 1) {
|
|
var childArray = Array(childrenLength);
|
|
for (var i = 0; i < childrenLength; i++) {
|
|
childArray[i] = arguments[i + 2];
|
|
}
|
|
props.children = childArray;
|
|
}
|
|
|
|
return ReactElement(element.type, key, ref, self, source, owner, props);
|
|
}
|
|
|
|
/**
|
|
* Verifies the object is a ReactElement.
|
|
* See https://reactjs.org/docs/react-api.html#isvalidelement
|
|
* @param {?object} object
|
|
* @return {boolean} True if `object` is a ReactElement.
|
|
* @final
|
|
*/
|
|
function isValidElement(object) {
|
|
return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE;
|
|
}
|
|
|
|
var SEPARATOR = '.';
|
|
var SUBSEPARATOR = ':';
|
|
|
|
/**
|
|
* Escape and wrap key so it is safe to use as a reactid
|
|
*
|
|
* @param {string} key to be escaped.
|
|
* @return {string} the escaped key.
|
|
*/
|
|
function escape(key) {
|
|
var escapeRegex = /[=:]/g;
|
|
var escaperLookup = {
|
|
'=': '=0',
|
|
':': '=2'
|
|
};
|
|
var escapedString = ('' + key).replace(escapeRegex, function (match) {
|
|
return escaperLookup[match];
|
|
});
|
|
|
|
return '$' + escapedString;
|
|
}
|
|
|
|
/**
|
|
* TODO: Test that a single child and an array with one item have the same key
|
|
* pattern.
|
|
*/
|
|
|
|
var didWarnAboutMaps = false;
|
|
|
|
var userProvidedKeyEscapeRegex = /\/+/g;
|
|
function escapeUserProvidedKey(text) {
|
|
return ('' + text).replace(userProvidedKeyEscapeRegex, '$&/');
|
|
}
|
|
|
|
var POOL_SIZE = 10;
|
|
var traverseContextPool = [];
|
|
function getPooledTraverseContext(mapResult, keyPrefix, mapFunction, mapContext) {
|
|
if (traverseContextPool.length) {
|
|
var traverseContext = traverseContextPool.pop();
|
|
traverseContext.result = mapResult;
|
|
traverseContext.keyPrefix = keyPrefix;
|
|
traverseContext.func = mapFunction;
|
|
traverseContext.context = mapContext;
|
|
traverseContext.count = 0;
|
|
return traverseContext;
|
|
} else {
|
|
return {
|
|
result: mapResult,
|
|
keyPrefix: keyPrefix,
|
|
func: mapFunction,
|
|
context: mapContext,
|
|
count: 0
|
|
};
|
|
}
|
|
}
|
|
|
|
function releaseTraverseContext(traverseContext) {
|
|
traverseContext.result = null;
|
|
traverseContext.keyPrefix = null;
|
|
traverseContext.func = null;
|
|
traverseContext.context = null;
|
|
traverseContext.count = 0;
|
|
if (traverseContextPool.length < POOL_SIZE) {
|
|
traverseContextPool.push(traverseContext);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param {?*} children Children tree container.
|
|
* @param {!string} nameSoFar Name of the key path so far.
|
|
* @param {!function} callback Callback to invoke with each child found.
|
|
* @param {?*} traverseContext Used to pass information throughout the traversal
|
|
* process.
|
|
* @return {!number} The number of children in this subtree.
|
|
*/
|
|
function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext) {
|
|
var type = typeof children;
|
|
|
|
if (type === 'undefined' || type === 'boolean') {
|
|
// All of the above are perceived as null.
|
|
children = null;
|
|
}
|
|
|
|
var invokeCallback = false;
|
|
|
|
if (children === null) {
|
|
invokeCallback = true;
|
|
} else {
|
|
switch (type) {
|
|
case 'string':
|
|
case 'number':
|
|
invokeCallback = true;
|
|
break;
|
|
case 'object':
|
|
switch (children.$$typeof) {
|
|
case REACT_ELEMENT_TYPE:
|
|
case REACT_PORTAL_TYPE:
|
|
invokeCallback = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (invokeCallback) {
|
|
callback(traverseContext, children,
|
|
// If it's the only child, treat the name as if it was wrapped in an array
|
|
// so that it's consistent if the number of children grows.
|
|
nameSoFar === '' ? SEPARATOR + getComponentKey(children, 0) : nameSoFar);
|
|
return 1;
|
|
}
|
|
|
|
var child = void 0;
|
|
var nextName = void 0;
|
|
var subtreeCount = 0; // Count of children found in the current subtree.
|
|
var nextNamePrefix = nameSoFar === '' ? SEPARATOR : nameSoFar + SUBSEPARATOR;
|
|
|
|
if (Array.isArray(children)) {
|
|
for (var i = 0; i < children.length; i++) {
|
|
child = children[i];
|
|
nextName = nextNamePrefix + getComponentKey(child, i);
|
|
subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);
|
|
}
|
|
} else {
|
|
var iteratorFn = getIteratorFn(children);
|
|
if (typeof iteratorFn === 'function') {
|
|
{
|
|
// Warn about using Maps as children
|
|
if (iteratorFn === children.entries) {
|
|
!didWarnAboutMaps ? warning$1(false, 'Using Maps as children is unsupported and will likely yield ' + 'unexpected results. Convert it to a sequence/iterable of keyed ' + 'ReactElements instead.') : void 0;
|
|
didWarnAboutMaps = true;
|
|
}
|
|
}
|
|
|
|
var iterator = iteratorFn.call(children);
|
|
var step = void 0;
|
|
var ii = 0;
|
|
while (!(step = iterator.next()).done) {
|
|
child = step.value;
|
|
nextName = nextNamePrefix + getComponentKey(child, ii++);
|
|
subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);
|
|
}
|
|
} else if (type === 'object') {
|
|
var addendum = '';
|
|
{
|
|
addendum = ' If you meant to render a collection of children, use an array ' + 'instead.' + ReactDebugCurrentFrame.getStackAddendum();
|
|
}
|
|
var childrenString = '' + children;
|
|
invariant(false, 'Objects are not valid as a React child (found: %s).%s', childrenString === '[object Object]' ? 'object with keys {' + Object.keys(children).join(', ') + '}' : childrenString, addendum);
|
|
}
|
|
}
|
|
|
|
return subtreeCount;
|
|
}
|
|
|
|
/**
|
|
* Traverses children that are typically specified as `props.children`, but
|
|
* might also be specified through attributes:
|
|
*
|
|
* - `traverseAllChildren(this.props.children, ...)`
|
|
* - `traverseAllChildren(this.props.leftPanelChildren, ...)`
|
|
*
|
|
* The `traverseContext` is an optional argument that is passed through the
|
|
* entire traversal. It can be used to store accumulations or anything else that
|
|
* the callback might find relevant.
|
|
*
|
|
* @param {?*} children Children tree object.
|
|
* @param {!function} callback To invoke upon traversing each child.
|
|
* @param {?*} traverseContext Context for traversal.
|
|
* @return {!number} The number of children in this subtree.
|
|
*/
|
|
function traverseAllChildren(children, callback, traverseContext) {
|
|
if (children == null) {
|
|
return 0;
|
|
}
|
|
|
|
return traverseAllChildrenImpl(children, '', callback, traverseContext);
|
|
}
|
|
|
|
/**
|
|
* Generate a key string that identifies a component within a set.
|
|
*
|
|
* @param {*} component A component that could contain a manual key.
|
|
* @param {number} index Index that is used if a manual key is not provided.
|
|
* @return {string}
|
|
*/
|
|
function getComponentKey(component, index) {
|
|
// Do some typechecking here since we call this blindly. We want to ensure
|
|
// that we don't block potential future ES APIs.
|
|
if (typeof component === 'object' && component !== null && component.key != null) {
|
|
// Explicit key
|
|
return escape(component.key);
|
|
}
|
|
// Implicit key determined by the index in the set
|
|
return index.toString(36);
|
|
}
|
|
|
|
function forEachSingleChild(bookKeeping, child, name) {
|
|
var func = bookKeeping.func,
|
|
context = bookKeeping.context;
|
|
|
|
func.call(context, child, bookKeeping.count++);
|
|
}
|
|
|
|
/**
|
|
* Iterates through children that are typically specified as `props.children`.
|
|
*
|
|
* See https://reactjs.org/docs/react-api.html#reactchildrenforeach
|
|
*
|
|
* The provided forEachFunc(child, index) will be called for each
|
|
* leaf child.
|
|
*
|
|
* @param {?*} children Children tree container.
|
|
* @param {function(*, int)} forEachFunc
|
|
* @param {*} forEachContext Context for forEachContext.
|
|
*/
|
|
function forEachChildren(children, forEachFunc, forEachContext) {
|
|
if (children == null) {
|
|
return children;
|
|
}
|
|
var traverseContext = getPooledTraverseContext(null, null, forEachFunc, forEachContext);
|
|
traverseAllChildren(children, forEachSingleChild, traverseContext);
|
|
releaseTraverseContext(traverseContext);
|
|
}
|
|
|
|
function mapSingleChildIntoContext(bookKeeping, child, childKey) {
|
|
var result = bookKeeping.result,
|
|
keyPrefix = bookKeeping.keyPrefix,
|
|
func = bookKeeping.func,
|
|
context = bookKeeping.context;
|
|
|
|
|
|
var mappedChild = func.call(context, child, bookKeeping.count++);
|
|
if (Array.isArray(mappedChild)) {
|
|
mapIntoWithKeyPrefixInternal(mappedChild, result, childKey, function (c) {
|
|
return c;
|
|
});
|
|
} else if (mappedChild != null) {
|
|
if (isValidElement(mappedChild)) {
|
|
mappedChild = cloneAndReplaceKey(mappedChild,
|
|
// Keep both the (mapped) and old keys if they differ, just as
|
|
// traverseAllChildren used to do for objects as children
|
|
keyPrefix + (mappedChild.key && (!child || child.key !== mappedChild.key) ? escapeUserProvidedKey(mappedChild.key) + '/' : '') + childKey);
|
|
}
|
|
result.push(mappedChild);
|
|
}
|
|
}
|
|
|
|
function mapIntoWithKeyPrefixInternal(children, array, prefix, func, context) {
|
|
var escapedPrefix = '';
|
|
if (prefix != null) {
|
|
escapedPrefix = escapeUserProvidedKey(prefix) + '/';
|
|
}
|
|
var traverseContext = getPooledTraverseContext(array, escapedPrefix, func, context);
|
|
traverseAllChildren(children, mapSingleChildIntoContext, traverseContext);
|
|
releaseTraverseContext(traverseContext);
|
|
}
|
|
|
|
/**
|
|
* Maps children that are typically specified as `props.children`.
|
|
*
|
|
* See https://reactjs.org/docs/react-api.html#reactchildrenmap
|
|
*
|
|
* The provided mapFunction(child, key, index) will be called for each
|
|
* leaf child.
|
|
*
|
|
* @param {?*} children Children tree container.
|
|
* @param {function(*, int)} func The map function.
|
|
* @param {*} context Context for mapFunction.
|
|
* @return {object} Object containing the ordered map of results.
|
|
*/
|
|
function mapChildren(children, func, context) {
|
|
if (children == null) {
|
|
return children;
|
|
}
|
|
var result = [];
|
|
mapIntoWithKeyPrefixInternal(children, result, null, func, context);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* Count the number of children that are typically specified as
|
|
* `props.children`.
|
|
*
|
|
* See https://reactjs.org/docs/react-api.html#reactchildrencount
|
|
*
|
|
* @param {?*} children Children tree container.
|
|
* @return {number} The number of children.
|
|
*/
|
|
function countChildren(children) {
|
|
return traverseAllChildren(children, function () {
|
|
return null;
|
|
}, null);
|
|
}
|
|
|
|
/**
|
|
* Flatten a children object (typically specified as `props.children`) and
|
|
* return an array with appropriately re-keyed children.
|
|
*
|
|
* See https://reactjs.org/docs/react-api.html#reactchildrentoarray
|
|
*/
|
|
function toArray(children) {
|
|
var result = [];
|
|
mapIntoWithKeyPrefixInternal(children, result, null, function (child) {
|
|
return child;
|
|
});
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* Returns the first child in a collection of children and verifies that there
|
|
* is only one child in the collection.
|
|
*
|
|
* See https://reactjs.org/docs/react-api.html#reactchildrenonly
|
|
*
|
|
* The current implementation of this function assumes that a single child gets
|
|
* passed without a wrapper, but the purpose of this helper function is to
|
|
* abstract away the particular structure of children.
|
|
*
|
|
* @param {?object} children Child collection structure.
|
|
* @return {ReactElement} The first and only `ReactElement` contained in the
|
|
* structure.
|
|
*/
|
|
function onlyChild(children) {
|
|
!isValidElement(children) ? invariant(false, 'React.Children.only expected to receive a single React element child.') : void 0;
|
|
return children;
|
|
}
|
|
|
|
function readContext(context, observedBits) {
|
|
var dispatcher = ReactCurrentOwner.currentDispatcher;
|
|
!(dispatcher !== null) ? invariant(false, 'Context.unstable_read(): Context can only be read while React is rendering, e.g. inside the render method or getDerivedStateFromProps.') : void 0;
|
|
return dispatcher.readContext(context, observedBits);
|
|
}
|
|
|
|
function createContext(defaultValue, calculateChangedBits) {
|
|
if (calculateChangedBits === undefined) {
|
|
calculateChangedBits = null;
|
|
} else {
|
|
{
|
|
!(calculateChangedBits === null || typeof calculateChangedBits === 'function') ? warningWithoutStack$1(false, 'createContext: Expected the optional second argument to be a ' + 'function. Instead received: %s', calculateChangedBits) : void 0;
|
|
}
|
|
}
|
|
|
|
var context = {
|
|
$$typeof: REACT_CONTEXT_TYPE,
|
|
_calculateChangedBits: calculateChangedBits,
|
|
// As a workaround to support multiple concurrent renderers, we categorize
|
|
// some renderers as primary and others as secondary. We only expect
|
|
// there to be two concurrent renderers at most: React Native (primary) and
|
|
// Fabric (secondary); React DOM (primary) and React ART (secondary).
|
|
// Secondary renderers store their context values on separate fields.
|
|
_currentValue: defaultValue,
|
|
_currentValue2: defaultValue,
|
|
// These are circular
|
|
Provider: null,
|
|
Consumer: null,
|
|
unstable_read: null
|
|
};
|
|
|
|
context.Provider = {
|
|
$$typeof: REACT_PROVIDER_TYPE,
|
|
_context: context
|
|
};
|
|
context.Consumer = context;
|
|
context.unstable_read = readContext.bind(null, context);
|
|
|
|
{
|
|
context._currentRenderer = null;
|
|
context._currentRenderer2 = null;
|
|
}
|
|
|
|
return context;
|
|
}
|
|
|
|
function lazy(ctor) {
|
|
var thenable = null;
|
|
return {
|
|
then: function (resolve, reject) {
|
|
if (thenable === null) {
|
|
// Lazily create thenable by wrapping in an extra thenable.
|
|
thenable = ctor();
|
|
ctor = null;
|
|
}
|
|
return thenable.then(resolve, reject);
|
|
},
|
|
|
|
// React uses these fields to store the result.
|
|
_reactStatus: -1,
|
|
_reactResult: null
|
|
};
|
|
}
|
|
|
|
function forwardRef(render) {
|
|
{
|
|
if (typeof render !== 'function') {
|
|
warningWithoutStack$1(false, 'forwardRef requires a render function but was given %s.', render === null ? 'null' : typeof render);
|
|
} else {
|
|
!(
|
|
// Do not warn for 0 arguments because it could be due to usage of the 'arguments' object
|
|
render.length === 0 || render.length === 2) ? warningWithoutStack$1(false, 'forwardRef render functions accept exactly two parameters: props and ref. %s', render.length === 1 ? 'Did you forget to use the ref parameter?' : 'Any additional parameter will be undefined.') : void 0;
|
|
}
|
|
|
|
if (render != null) {
|
|
!(render.defaultProps == null && render.propTypes == null) ? warningWithoutStack$1(false, 'forwardRef render functions do not support propTypes or defaultProps. ' + 'Did you accidentally pass a React component?') : void 0;
|
|
}
|
|
}
|
|
|
|
return {
|
|
$$typeof: REACT_FORWARD_REF_TYPE,
|
|
render: render
|
|
};
|
|
}
|
|
|
|
function isValidElementType(type) {
|
|
return typeof type === 'string' || typeof type === 'function' ||
|
|
// Note: its typeof might be other than 'symbol' or 'number' if it's a polyfill.
|
|
type === REACT_FRAGMENT_TYPE || type === REACT_ASYNC_MODE_TYPE || type === REACT_PROFILER_TYPE || type === REACT_STRICT_MODE_TYPE || type === REACT_PLACEHOLDER_TYPE || typeof type === 'object' && type !== null && (typeof type.then === 'function' || type.$$typeof === REACT_PROVIDER_TYPE || type.$$typeof === REACT_CONTEXT_TYPE || type.$$typeof === REACT_FORWARD_REF_TYPE);
|
|
}
|
|
|
|
/**
|
|
* ReactElementValidator provides a wrapper around a element factory
|
|
* which validates the props passed to the element. This is intended to be
|
|
* used only in DEV and could be replaced by a static type checker for languages
|
|
* that support it.
|
|
*/
|
|
|
|
var propTypesMisspellWarningShown = void 0;
|
|
|
|
{
|
|
propTypesMisspellWarningShown = false;
|
|
}
|
|
|
|
function getDeclarationErrorAddendum() {
|
|
if (ReactCurrentOwner.current) {
|
|
var name = getComponentName(ReactCurrentOwner.current.type);
|
|
if (name) {
|
|
return '\n\nCheck the render method of `' + name + '`.';
|
|
}
|
|
}
|
|
return '';
|
|
}
|
|
|
|
function getSourceInfoErrorAddendum(elementProps) {
|
|
if (elementProps !== null && elementProps !== undefined && elementProps.__source !== undefined) {
|
|
var source = elementProps.__source;
|
|
var fileName = source.fileName.replace(/^.*[\\\/]/, '');
|
|
var lineNumber = source.lineNumber;
|
|
return '\n\nCheck your code at ' + fileName + ':' + lineNumber + '.';
|
|
}
|
|
return '';
|
|
}
|
|
|
|
/**
|
|
* Warn if there's no key explicitly set on dynamic arrays of children or
|
|
* object keys are not valid. This allows us to keep track of children between
|
|
* updates.
|
|
*/
|
|
var ownerHasKeyUseWarning = {};
|
|
|
|
function getCurrentComponentErrorInfo(parentType) {
|
|
var info = getDeclarationErrorAddendum();
|
|
|
|
if (!info) {
|
|
var parentName = typeof parentType === 'string' ? parentType : parentType.displayName || parentType.name;
|
|
if (parentName) {
|
|
info = '\n\nCheck the top-level render call using <' + parentName + '>.';
|
|
}
|
|
}
|
|
return info;
|
|
}
|
|
|
|
/**
|
|
* Warn if the element doesn't have an explicit key assigned to it.
|
|
* This element is in an array. The array could grow and shrink or be
|
|
* reordered. All children that haven't already been validated are required to
|
|
* have a "key" property assigned to it. Error statuses are cached so a warning
|
|
* will only be shown once.
|
|
*
|
|
* @internal
|
|
* @param {ReactElement} element Element that requires a key.
|
|
* @param {*} parentType element's parent's type.
|
|
*/
|
|
function validateExplicitKey(element, parentType) {
|
|
if (!element._store || element._store.validated || element.key != null) {
|
|
return;
|
|
}
|
|
element._store.validated = true;
|
|
|
|
var currentComponentErrorInfo = getCurrentComponentErrorInfo(parentType);
|
|
if (ownerHasKeyUseWarning[currentComponentErrorInfo]) {
|
|
return;
|
|
}
|
|
ownerHasKeyUseWarning[currentComponentErrorInfo] = true;
|
|
|
|
// Usually the current owner is the offender, but if it accepts children as a
|
|
// property, it may be the creator of the child that's responsible for
|
|
// assigning it a key.
|
|
var childOwner = '';
|
|
if (element && element._owner && element._owner !== ReactCurrentOwner.current) {
|
|
// Give the component that originally created this child.
|
|
childOwner = ' It was passed a child from ' + getComponentName(element._owner.type) + '.';
|
|
}
|
|
|
|
setCurrentlyValidatingElement(element);
|
|
{
|
|
warning$1(false, 'Each child in an array or iterator should have a unique "key" prop.' + '%s%s See https://fb.me/react-warning-keys for more information.', currentComponentErrorInfo, childOwner);
|
|
}
|
|
setCurrentlyValidatingElement(null);
|
|
}
|
|
|
|
/**
|
|
* Ensure that every element either is passed in a static location, in an
|
|
* array with an explicit keys property defined, or in an object literal
|
|
* with valid key property.
|
|
*
|
|
* @internal
|
|
* @param {ReactNode} node Statically passed child of any type.
|
|
* @param {*} parentType node's parent's type.
|
|
*/
|
|
function validateChildKeys(node, parentType) {
|
|
if (typeof node !== 'object') {
|
|
return;
|
|
}
|
|
if (Array.isArray(node)) {
|
|
for (var i = 0; i < node.length; i++) {
|
|
var child = node[i];
|
|
if (isValidElement(child)) {
|
|
validateExplicitKey(child, parentType);
|
|
}
|
|
}
|
|
} else if (isValidElement(node)) {
|
|
// This element was passed in a valid location.
|
|
if (node._store) {
|
|
node._store.validated = true;
|
|
}
|
|
} else if (node) {
|
|
var iteratorFn = getIteratorFn(node);
|
|
if (typeof iteratorFn === 'function') {
|
|
// Entry iterators used to provide implicit keys,
|
|
// but now we print a separate warning for them later.
|
|
if (iteratorFn !== node.entries) {
|
|
var iterator = iteratorFn.call(node);
|
|
var step = void 0;
|
|
while (!(step = iterator.next()).done) {
|
|
if (isValidElement(step.value)) {
|
|
validateExplicitKey(step.value, parentType);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Given an element, validate that its props follow the propTypes definition,
|
|
* provided by the type.
|
|
*
|
|
* @param {ReactElement} element
|
|
*/
|
|
function validatePropTypes(element) {
|
|
var type = element.type;
|
|
var name = void 0,
|
|
propTypes = void 0;
|
|
if (typeof type === 'function') {
|
|
// Class or functional component
|
|
name = type.displayName || type.name;
|
|
propTypes = type.propTypes;
|
|
} else if (typeof type === 'object' && type !== null && type.$$typeof === REACT_FORWARD_REF_TYPE) {
|
|
// ForwardRef
|
|
var functionName = type.render.displayName || type.render.name || '';
|
|
name = type.displayName || (functionName !== '' ? 'ForwardRef(' + functionName + ')' : 'ForwardRef');
|
|
propTypes = type.propTypes;
|
|
} else {
|
|
return;
|
|
}
|
|
if (propTypes) {
|
|
setCurrentlyValidatingElement(element);
|
|
checkPropTypes(propTypes, element.props, 'prop', name, ReactDebugCurrentFrame.getStackAddendum);
|
|
setCurrentlyValidatingElement(null);
|
|
} else if (type.PropTypes !== undefined && !propTypesMisspellWarningShown) {
|
|
propTypesMisspellWarningShown = true;
|
|
warningWithoutStack$1(false, 'Component %s declared `PropTypes` instead of `propTypes`. Did you misspell the property assignment?', name || 'Unknown');
|
|
}
|
|
if (typeof type.getDefaultProps === 'function') {
|
|
!type.getDefaultProps.isReactClassApproved ? warningWithoutStack$1(false, 'getDefaultProps is only used on classic React.createClass ' + 'definitions. Use a static property named `defaultProps` instead.') : void 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Given a fragment, validate that it can only be provided with fragment props
|
|
* @param {ReactElement} fragment
|
|
*/
|
|
function validateFragmentProps(fragment) {
|
|
setCurrentlyValidatingElement(fragment);
|
|
|
|
var keys = Object.keys(fragment.props);
|
|
for (var i = 0; i < keys.length; i++) {
|
|
var key = keys[i];
|
|
if (key !== 'children' && key !== 'key') {
|
|
warning$1(false, 'Invalid prop `%s` supplied to `React.Fragment`. ' + 'React.Fragment can only have `key` and `children` props.', key);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (fragment.ref !== null) {
|
|
warning$1(false, 'Invalid attribute `ref` supplied to `React.Fragment`.');
|
|
}
|
|
|
|
setCurrentlyValidatingElement(null);
|
|
}
|
|
|
|
function createElementWithValidation(type, props, children) {
|
|
var validType = isValidElementType(type);
|
|
|
|
// We warn in this case but don't throw. We expect the element creation to
|
|
// succeed and there will likely be errors in render.
|
|
if (!validType) {
|
|
var info = '';
|
|
if (type === undefined || typeof type === 'object' && type !== null && Object.keys(type).length === 0) {
|
|
info += ' You likely forgot to export your component from the file ' + "it's defined in, or you might have mixed up default and named imports.";
|
|
}
|
|
|
|
var sourceInfo = getSourceInfoErrorAddendum(props);
|
|
if (sourceInfo) {
|
|
info += sourceInfo;
|
|
} else {
|
|
info += getDeclarationErrorAddendum();
|
|
}
|
|
|
|
var typeString = void 0;
|
|
if (type === null) {
|
|
typeString = 'null';
|
|
} else if (Array.isArray(type)) {
|
|
typeString = 'array';
|
|
} else if (type !== undefined && type.$$typeof === REACT_ELEMENT_TYPE) {
|
|
typeString = '<' + (getComponentName(type.type) || 'Unknown') + ' />';
|
|
info = ' Did you accidentally export a JSX literal instead of a component?';
|
|
} else {
|
|
typeString = typeof type;
|
|
}
|
|
|
|
warning$1(false, 'React.createElement: type is invalid -- expected a string (for ' + 'built-in components) or a class/function (for composite ' + 'components) but got: %s.%s', typeString, info);
|
|
}
|
|
|
|
var element = createElement.apply(this, arguments);
|
|
|
|
// The result can be nullish if a mock or a custom function is used.
|
|
// TODO: Drop this when these are no longer allowed as the type argument.
|
|
if (element == null) {
|
|
return element;
|
|
}
|
|
|
|
// Skip key warning if the type isn't valid since our key validation logic
|
|
// doesn't expect a non-string/function type and can throw confusing errors.
|
|
// We don't want exception behavior to differ between dev and prod.
|
|
// (Rendering will throw with a helpful message and as soon as the type is
|
|
// fixed, the key warnings will appear.)
|
|
if (validType) {
|
|
for (var i = 2; i < arguments.length; i++) {
|
|
validateChildKeys(arguments[i], type);
|
|
}
|
|
}
|
|
|
|
if (type === REACT_FRAGMENT_TYPE) {
|
|
validateFragmentProps(element);
|
|
} else {
|
|
validatePropTypes(element);
|
|
}
|
|
|
|
return element;
|
|
}
|
|
|
|
function createFactoryWithValidation(type) {
|
|
var validatedFactory = createElementWithValidation.bind(null, type);
|
|
validatedFactory.type = type;
|
|
// Legacy hook: remove it
|
|
{
|
|
Object.defineProperty(validatedFactory, 'type', {
|
|
enumerable: false,
|
|
get: function () {
|
|
lowPriorityWarning$1(false, 'Factory.type is deprecated. Access the class directly ' + 'before passing it to createFactory.');
|
|
Object.defineProperty(this, 'type', {
|
|
value: type
|
|
});
|
|
return type;
|
|
}
|
|
});
|
|
}
|
|
|
|
return validatedFactory;
|
|
}
|
|
|
|
function cloneElementWithValidation(element, props, children) {
|
|
var newElement = cloneElement.apply(this, arguments);
|
|
for (var i = 2; i < arguments.length; i++) {
|
|
validateChildKeys(arguments[i], newElement.type);
|
|
}
|
|
validatePropTypes(newElement);
|
|
return newElement;
|
|
}
|
|
|
|
var React = {
|
|
Children: {
|
|
map: mapChildren,
|
|
forEach: forEachChildren,
|
|
count: countChildren,
|
|
toArray: toArray,
|
|
only: onlyChild
|
|
},
|
|
|
|
createRef: createRef,
|
|
Component: Component,
|
|
PureComponent: PureComponent,
|
|
|
|
createContext: createContext,
|
|
forwardRef: forwardRef,
|
|
|
|
Fragment: REACT_FRAGMENT_TYPE,
|
|
StrictMode: REACT_STRICT_MODE_TYPE,
|
|
unstable_AsyncMode: REACT_ASYNC_MODE_TYPE,
|
|
unstable_Profiler: REACT_PROFILER_TYPE,
|
|
|
|
createElement: createElementWithValidation,
|
|
cloneElement: cloneElementWithValidation,
|
|
createFactory: createFactoryWithValidation,
|
|
isValidElement: isValidElement,
|
|
|
|
version: ReactVersion,
|
|
|
|
__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED: ReactSharedInternals
|
|
};
|
|
|
|
if (enableSuspense) {
|
|
React.Placeholder = REACT_PLACEHOLDER_TYPE;
|
|
React.lazy = lazy;
|
|
}
|
|
|
|
|
|
|
|
var React$2 = Object.freeze({
|
|
default: React
|
|
});
|
|
|
|
var React$3 = ( React$2 && React ) || React$2;
|
|
|
|
// TODO: decide on the top-level export form.
|
|
// This is hacky but makes it work with both Rollup and Jest.
|
|
var react = React$3.default || React$3;
|
|
|
|
module.exports = react;
|
|
})();
|
|
}
|