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Diffstat (limited to 'node_modules/react-dom/lib/EventPluginUtils.js')
| -rw-r--r-- | node_modules/react-dom/lib/EventPluginUtils.js | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/node_modules/react-dom/lib/EventPluginUtils.js b/node_modules/react-dom/lib/EventPluginUtils.js deleted file mode 100644 index c3929db61..000000000 --- a/node_modules/react-dom/lib/EventPluginUtils.js +++ /dev/null @@ -1,225 +0,0 @@ -/** - * Copyright 2013-present, Facebook, Inc. - * All rights reserved. - * - * This source code is licensed under the BSD-style license found in the - * LICENSE file in the root directory of this source tree. An additional grant - * of patent rights can be found in the PATENTS file in the same directory. - * - */ - -'use strict'; - -var _prodInvariant = require('./reactProdInvariant'); - -var ReactErrorUtils = require('./ReactErrorUtils'); - -var invariant = require('fbjs/lib/invariant'); -var warning = require('fbjs/lib/warning'); - -/** - * Injected dependencies: - */ - -/** - * - `ComponentTree`: [required] Module that can convert between React instances - * and actual node references. - */ -var ComponentTree; -var TreeTraversal; -var injection = { - injectComponentTree: function (Injected) { - ComponentTree = Injected; - if (process.env.NODE_ENV !== 'production') { - process.env.NODE_ENV !== 'production' ? warning(Injected && Injected.getNodeFromInstance && Injected.getInstanceFromNode, 'EventPluginUtils.injection.injectComponentTree(...): Injected ' + 'module is missing getNodeFromInstance or getInstanceFromNode.') : void 0; - } - }, - injectTreeTraversal: function (Injected) { - TreeTraversal = Injected; - if (process.env.NODE_ENV !== 'production') { - process.env.NODE_ENV !== 'production' ? warning(Injected && Injected.isAncestor && Injected.getLowestCommonAncestor, 'EventPluginUtils.injection.injectTreeTraversal(...): Injected ' + 'module is missing isAncestor or getLowestCommonAncestor.') : void 0; - } - } -}; - -function isEndish(topLevelType) { - return topLevelType === 'topMouseUp' || topLevelType === 'topTouchEnd' || topLevelType === 'topTouchCancel'; -} - -function isMoveish(topLevelType) { - return topLevelType === 'topMouseMove' || topLevelType === 'topTouchMove'; -} -function isStartish(topLevelType) { - return topLevelType === 'topMouseDown' || topLevelType === 'topTouchStart'; -} - -var validateEventDispatches; -if (process.env.NODE_ENV !== 'production') { - validateEventDispatches = function (event) { - var dispatchListeners = event._dispatchListeners; - var dispatchInstances = event._dispatchInstances; - - var listenersIsArr = Array.isArray(dispatchListeners); - var listenersLen = listenersIsArr ? dispatchListeners.length : dispatchListeners ? 1 : 0; - - var instancesIsArr = Array.isArray(dispatchInstances); - var instancesLen = instancesIsArr ? dispatchInstances.length : dispatchInstances ? 1 : 0; - - process.env.NODE_ENV !== 'production' ? warning(instancesIsArr === listenersIsArr && instancesLen === listenersLen, 'EventPluginUtils: Invalid `event`.') : void 0; - }; -} - -/** - * Dispatch the event to the listener. - * @param {SyntheticEvent} event SyntheticEvent to handle - * @param {boolean} simulated If the event is simulated (changes exn behavior) - * @param {function} listener Application-level callback - * @param {*} inst Internal component instance - */ -function executeDispatch(event, simulated, listener, inst) { - var type = event.type || 'unknown-event'; - event.currentTarget = EventPluginUtils.getNodeFromInstance(inst); - if (simulated) { - ReactErrorUtils.invokeGuardedCallbackWithCatch(type, listener, event); - } else { - ReactErrorUtils.invokeGuardedCallback(type, listener, event); - } - event.currentTarget = null; -} - -/** - * Standard/simple iteration through an event's collected dispatches. - */ -function executeDispatchesInOrder(event, simulated) { - var dispatchListeners = event._dispatchListeners; - var dispatchInstances = event._dispatchInstances; - if (process.env.NODE_ENV !== 'production') { - validateEventDispatches(event); - } - if (Array.isArray(dispatchListeners)) { - for (var i = 0; i < dispatchListeners.length; i++) { - if (event.isPropagationStopped()) { - break; - } - // Listeners and Instances are two parallel arrays that are always in sync. - executeDispatch(event, simulated, dispatchListeners[i], dispatchInstances[i]); - } - } else if (dispatchListeners) { - executeDispatch(event, simulated, dispatchListeners, dispatchInstances); - } - event._dispatchListeners = null; - event._dispatchInstances = null; -} - -/** - * Standard/simple iteration through an event's collected dispatches, but stops - * at the first dispatch execution returning true, and returns that id. - * - * @return {?string} id of the first dispatch execution who's listener returns - * true, or null if no listener returned true. - */ -function executeDispatchesInOrderStopAtTrueImpl(event) { - var dispatchListeners = event._dispatchListeners; - var dispatchInstances = event._dispatchInstances; - if (process.env.NODE_ENV !== 'production') { - validateEventDispatches(event); - } - if (Array.isArray(dispatchListeners)) { - for (var i = 0; i < dispatchListeners.length; i++) { - if (event.isPropagationStopped()) { - break; - } - // Listeners and Instances are two parallel arrays that are always in sync. - if (dispatchListeners[i](event, dispatchInstances[i])) { - return dispatchInstances[i]; - } - } - } else if (dispatchListeners) { - if (dispatchListeners(event, dispatchInstances)) { - return dispatchInstances; - } - } - return null; -} - -/** - * @see executeDispatchesInOrderStopAtTrueImpl - */ -function executeDispatchesInOrderStopAtTrue(event) { - var ret = executeDispatchesInOrderStopAtTrueImpl(event); - event._dispatchInstances = null; - event._dispatchListeners = null; - return ret; -} - -/** - * Execution of a "direct" dispatch - there must be at most one dispatch - * accumulated on the event or it is considered an error. It doesn't really make - * sense for an event with multiple dispatches (bubbled) to keep track of the - * return values at each dispatch execution, but it does tend to make sense when - * dealing with "direct" dispatches. - * - * @return {*} The return value of executing the single dispatch. - */ -function executeDirectDispatch(event) { - if (process.env.NODE_ENV !== 'production') { - validateEventDispatches(event); - } - var dispatchListener = event._dispatchListeners; - var dispatchInstance = event._dispatchInstances; - !!Array.isArray(dispatchListener) ? process.env.NODE_ENV !== 'production' ? invariant(false, 'executeDirectDispatch(...): Invalid `event`.') : _prodInvariant('103') : void 0; - event.currentTarget = dispatchListener ? EventPluginUtils.getNodeFromInstance(dispatchInstance) : null; - var res = dispatchListener ? dispatchListener(event) : null; - event.currentTarget = null; - event._dispatchListeners = null; - event._dispatchInstances = null; - return res; -} - -/** - * @param {SyntheticEvent} event - * @return {boolean} True iff number of dispatches accumulated is greater than 0. - */ -function hasDispatches(event) { - return !!event._dispatchListeners; -} - -/** - * General utilities that are useful in creating custom Event Plugins. - */ -var EventPluginUtils = { - isEndish: isEndish, - isMoveish: isMoveish, - isStartish: isStartish, - - executeDirectDispatch: executeDirectDispatch, - executeDispatchesInOrder: executeDispatchesInOrder, - executeDispatchesInOrderStopAtTrue: executeDispatchesInOrderStopAtTrue, - hasDispatches: hasDispatches, - - getInstanceFromNode: function (node) { - return ComponentTree.getInstanceFromNode(node); - }, - getNodeFromInstance: function (node) { - return ComponentTree.getNodeFromInstance(node); - }, - isAncestor: function (a, b) { - return TreeTraversal.isAncestor(a, b); - }, - getLowestCommonAncestor: function (a, b) { - return TreeTraversal.getLowestCommonAncestor(a, b); - }, - getParentInstance: function (inst) { - return TreeTraversal.getParentInstance(inst); - }, - traverseTwoPhase: function (target, fn, arg) { - return TreeTraversal.traverseTwoPhase(target, fn, arg); - }, - traverseEnterLeave: function (from, to, fn, argFrom, argTo) { - return TreeTraversal.traverseEnterLeave(from, to, fn, argFrom, argTo); - }, - - injection: injection -}; - -module.exports = EventPluginUtils;
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