does.\n contentKey = 'textContent' in document.documentElement ? 'textContent' : 'innerText';\n }\n return contentKey;\n}\n\nmodule.exports = getTextContentAccessor;","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n * \n */\n\n'use strict';\n\nvar _prodInvariant = require('./reactProdInvariant');\n\nfunction _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError(\"Cannot call a class as a function\"); } }\n\nvar PooledClass = require('./PooledClass');\n\nvar invariant = require('fbjs/lib/invariant');\n\n/**\n * A specialized pseudo-event module to help keep track of components waiting to\n * be notified when their DOM representations are available for use.\n *\n * This implements `PooledClass`, so you should never need to instantiate this.\n * Instead, use `CallbackQueue.getPooled()`.\n *\n * @class ReactMountReady\n * @implements PooledClass\n * @internal\n */\n\nvar CallbackQueue = function () {\n function CallbackQueue(arg) {\n _classCallCheck(this, CallbackQueue);\n\n this._callbacks = null;\n this._contexts = null;\n this._arg = arg;\n }\n\n /**\n * Enqueues a callback to be invoked when `notifyAll` is invoked.\n *\n * @param {function} callback Invoked when `notifyAll` is invoked.\n * @param {?object} context Context to call `callback` with.\n * @internal\n */\n\n\n CallbackQueue.prototype.enqueue = function enqueue(callback, context) {\n this._callbacks = this._callbacks || [];\n this._callbacks.push(callback);\n this._contexts = this._contexts || [];\n this._contexts.push(context);\n };\n\n /**\n * Invokes all enqueued callbacks and clears the queue. This is invoked after\n * the DOM representation of a component has been created or updated.\n *\n * @internal\n */\n\n\n CallbackQueue.prototype.notifyAll = function notifyAll() {\n var callbacks = this._callbacks;\n var contexts = this._contexts;\n var arg = this._arg;\n if (callbacks && contexts) {\n !(callbacks.length === contexts.length) ? process.env.NODE_ENV !== 'production' ? invariant(false, 'Mismatched list of contexts in callback queue') : _prodInvariant('24') : void 0;\n this._callbacks = null;\n this._contexts = null;\n for (var i = 0; i < callbacks.length; i++) {\n callbacks[i].call(contexts[i], arg);\n }\n callbacks.length = 0;\n contexts.length = 0;\n }\n };\n\n CallbackQueue.prototype.checkpoint = function checkpoint() {\n return this._callbacks ? this._callbacks.length : 0;\n };\n\n CallbackQueue.prototype.rollback = function rollback(len) {\n if (this._callbacks && this._contexts) {\n this._callbacks.length = len;\n this._contexts.length = len;\n }\n };\n\n /**\n * Resets the internal queue.\n *\n * @internal\n */\n\n\n CallbackQueue.prototype.reset = function reset() {\n this._callbacks = null;\n this._contexts = null;\n };\n\n /**\n * `PooledClass` looks for this.\n */\n\n\n CallbackQueue.prototype.destructor = function destructor() {\n this.reset();\n };\n\n return CallbackQueue;\n}();\n\nmodule.exports = PooledClass.addPoolingTo(CallbackQueue);","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n * \n */\n\n'use strict';\n\nvar ReactFeatureFlags = {\n // When true, call console.time() before and .timeEnd() after each top-level\n // render (both initial renders and updates). Useful when looking at prod-mode\n // timeline profiles in Chrome, for example.\n logTopLevelRenders: false\n};\n\nmodule.exports = ReactFeatureFlags;","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n */\n\n'use strict';\n\nvar ReactDOMComponentTree = require('./ReactDOMComponentTree');\n\nfunction isCheckable(elem) {\n var type = elem.type;\n var nodeName = elem.nodeName;\n return nodeName && nodeName.toLowerCase() === 'input' && (type === 'checkbox' || type === 'radio');\n}\n\nfunction getTracker(inst) {\n return inst._wrapperState.valueTracker;\n}\n\nfunction attachTracker(inst, tracker) {\n inst._wrapperState.valueTracker = tracker;\n}\n\nfunction detachTracker(inst) {\n inst._wrapperState.valueTracker = null;\n}\n\nfunction getValueFromNode(node) {\n var value;\n if (node) {\n value = isCheckable(node) ? '' + node.checked : node.value;\n }\n return value;\n}\n\nvar inputValueTracking = {\n // exposed for testing\n _getTrackerFromNode: function (node) {\n return getTracker(ReactDOMComponentTree.getInstanceFromNode(node));\n },\n\n\n track: function (inst) {\n if (getTracker(inst)) {\n return;\n }\n\n var node = ReactDOMComponentTree.getNodeFromInstance(inst);\n var valueField = isCheckable(node) ? 'checked' : 'value';\n var descriptor = Object.getOwnPropertyDescriptor(node.constructor.prototype, valueField);\n\n var currentValue = '' + node[valueField];\n\n // if someone has already defined a value or Safari, then bail\n // and don't track value will cause over reporting of changes,\n // but it's better then a hard failure\n // (needed for certain tests that spyOn input values and Safari)\n if (node.hasOwnProperty(valueField) || typeof descriptor.get !== 'function' || typeof descriptor.set !== 'function') {\n return;\n }\n\n Object.defineProperty(node, valueField, {\n enumerable: descriptor.enumerable,\n configurable: true,\n get: function () {\n return descriptor.get.call(this);\n },\n set: function (value) {\n currentValue = '' + value;\n descriptor.set.call(this, value);\n }\n });\n\n attachTracker(inst, {\n getValue: function () {\n return currentValue;\n },\n setValue: function (value) {\n currentValue = '' + value;\n },\n stopTracking: function () {\n detachTracker(inst);\n delete node[valueField];\n }\n });\n },\n\n updateValueIfChanged: function (inst) {\n if (!inst) {\n return false;\n }\n var tracker = getTracker(inst);\n\n if (!tracker) {\n inputValueTracking.track(inst);\n return true;\n }\n\n var lastValue = tracker.getValue();\n var nextValue = getValueFromNode(ReactDOMComponentTree.getNodeFromInstance(inst));\n\n if (nextValue !== lastValue) {\n tracker.setValue(nextValue);\n return true;\n }\n\n return false;\n },\n stopTracking: function (inst) {\n var tracker = getTracker(inst);\n if (tracker) {\n tracker.stopTracking();\n }\n }\n};\n\nmodule.exports = inputValueTracking;","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n * \n */\n\n'use strict';\n\n/**\n * @see http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#input-type-attr-summary\n */\n\nvar supportedInputTypes = {\n color: true,\n date: true,\n datetime: true,\n 'datetime-local': true,\n email: true,\n month: true,\n number: true,\n password: true,\n range: true,\n search: true,\n tel: true,\n text: true,\n time: true,\n url: true,\n week: true\n};\n\nfunction isTextInputElement(elem) {\n var nodeName = elem && elem.nodeName && elem.nodeName.toLowerCase();\n\n if (nodeName === 'input') {\n return !!supportedInputTypes[elem.type];\n }\n\n if (nodeName === 'textarea') {\n return true;\n }\n\n return false;\n}\n\nmodule.exports = isTextInputElement;","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n */\n\n'use strict';\n\nvar ViewportMetrics = {\n currentScrollLeft: 0,\n\n currentScrollTop: 0,\n\n refreshScrollValues: function (scrollPosition) {\n ViewportMetrics.currentScrollLeft = scrollPosition.x;\n ViewportMetrics.currentScrollTop = scrollPosition.y;\n }\n};\n\nmodule.exports = ViewportMetrics;","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n */\n\n'use strict';\n\nvar ExecutionEnvironment = require('fbjs/lib/ExecutionEnvironment');\nvar escapeTextContentForBrowser = require('./escapeTextContentForBrowser');\nvar setInnerHTML = require('./setInnerHTML');\n\n/**\n * Set the textContent property of a node, ensuring that whitespace is preserved\n * even in IE8. innerText is a poor substitute for textContent and, among many\n * issues, inserts
instead of the literal newline chars. innerHTML behaves\n * as it should.\n *\n * @param {DOMElement} node\n * @param {string} text\n * @internal\n */\nvar setTextContent = function (node, text) {\n if (text) {\n var firstChild = node.firstChild;\n\n if (firstChild && firstChild === node.lastChild && firstChild.nodeType === 3) {\n firstChild.nodeValue = text;\n return;\n }\n }\n node.textContent = text;\n};\n\nif (ExecutionEnvironment.canUseDOM) {\n if (!('textContent' in document.documentElement)) {\n setTextContent = function (node, text) {\n if (node.nodeType === 3) {\n node.nodeValue = text;\n return;\n }\n setInnerHTML(node, escapeTextContentForBrowser(text));\n };\n }\n}\n\nmodule.exports = setTextContent;","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n */\n\n'use strict';\n\n/**\n * @param {DOMElement} node input/textarea to focus\n */\n\nfunction focusNode(node) {\n // IE8 can throw \"Can't move focus to the control because it is invisible,\n // not enabled, or of a type that does not accept the focus.\" for all kinds of\n // reasons that are too expensive and fragile to test.\n try {\n node.focus();\n } catch (e) {}\n}\n\nmodule.exports = focusNode;","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n */\n\n'use strict';\n\n/**\n * CSS properties which accept numbers but are not in units of \"px\".\n */\n\nvar isUnitlessNumber = {\n animationIterationCount: true,\n borderImageOutset: true,\n borderImageSlice: true,\n borderImageWidth: true,\n boxFlex: true,\n boxFlexGroup: true,\n boxOrdinalGroup: true,\n columnCount: true,\n columns: true,\n flex: true,\n flexGrow: true,\n flexPositive: true,\n flexShrink: true,\n flexNegative: true,\n flexOrder: true,\n gridRow: true,\n gridRowEnd: true,\n gridRowSpan: true,\n gridRowStart: true,\n gridColumn: true,\n gridColumnEnd: true,\n gridColumnSpan: true,\n gridColumnStart: true,\n fontWeight: true,\n lineClamp: true,\n lineHeight: true,\n opacity: true,\n order: true,\n orphans: true,\n tabSize: true,\n widows: true,\n zIndex: true,\n zoom: true,\n\n // SVG-related properties\n fillOpacity: true,\n floodOpacity: true,\n stopOpacity: true,\n strokeDasharray: true,\n strokeDashoffset: true,\n strokeMiterlimit: true,\n strokeOpacity: true,\n strokeWidth: true\n};\n\n/**\n * @param {string} prefix vendor-specific prefix, eg: Webkit\n * @param {string} key style name, eg: transitionDuration\n * @return {string} style name prefixed with `prefix`, properly camelCased, eg:\n * WebkitTransitionDuration\n */\nfunction prefixKey(prefix, key) {\n return prefix + key.charAt(0).toUpperCase() + key.substring(1);\n}\n\n/**\n * Support style names that may come passed in prefixed by adding permutations\n * of vendor prefixes.\n */\nvar prefixes = ['Webkit', 'ms', 'Moz', 'O'];\n\n// Using Object.keys here, or else the vanilla for-in loop makes IE8 go into an\n// infinite loop, because it iterates over the newly added props too.\nObject.keys(isUnitlessNumber).forEach(function (prop) {\n prefixes.forEach(function (prefix) {\n isUnitlessNumber[prefixKey(prefix, prop)] = isUnitlessNumber[prop];\n });\n});\n\n/**\n * Most style properties can be unset by doing .style[prop] = '' but IE8\n * doesn't like doing that with shorthand properties so for the properties that\n * IE8 breaks on, which are listed here, we instead unset each of the\n * individual properties. See http://bugs.jquery.com/ticket/12385.\n * The 4-value 'clock' properties like margin, padding, border-width seem to\n * behave without any problems. Curiously, list-style works too without any\n * special prodding.\n */\nvar shorthandPropertyExpansions = {\n background: {\n backgroundAttachment: true,\n backgroundColor: true,\n backgroundImage: true,\n backgroundPositionX: true,\n backgroundPositionY: true,\n backgroundRepeat: true\n },\n backgroundPosition: {\n backgroundPositionX: true,\n backgroundPositionY: true\n },\n border: {\n borderWidth: true,\n borderStyle: true,\n borderColor: true\n },\n borderBottom: {\n borderBottomWidth: true,\n borderBottomStyle: true,\n borderBottomColor: true\n },\n borderLeft: {\n borderLeftWidth: true,\n borderLeftStyle: true,\n borderLeftColor: true\n },\n borderRight: {\n borderRightWidth: true,\n borderRightStyle: true,\n borderRightColor: true\n },\n borderTop: {\n borderTopWidth: true,\n borderTopStyle: true,\n borderTopColor: true\n },\n font: {\n fontStyle: true,\n fontVariant: true,\n fontWeight: true,\n fontSize: true,\n lineHeight: true,\n fontFamily: true\n },\n outline: {\n outlineWidth: true,\n outlineStyle: true,\n outlineColor: true\n }\n};\n\nvar CSSProperty = {\n isUnitlessNumber: isUnitlessNumber,\n shorthandPropertyExpansions: shorthandPropertyExpansions\n};\n\nmodule.exports = CSSProperty;","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n */\n\n'use strict';\n\nvar DOMProperty = require('./DOMProperty');\nvar ReactDOMComponentTree = require('./ReactDOMComponentTree');\nvar ReactInstrumentation = require('./ReactInstrumentation');\n\nvar quoteAttributeValueForBrowser = require('./quoteAttributeValueForBrowser');\nvar warning = require('fbjs/lib/warning');\n\nvar VALID_ATTRIBUTE_NAME_REGEX = new RegExp('^[' + DOMProperty.ATTRIBUTE_NAME_START_CHAR + '][' + DOMProperty.ATTRIBUTE_NAME_CHAR + ']*$');\nvar illegalAttributeNameCache = {};\nvar validatedAttributeNameCache = {};\n\nfunction isAttributeNameSafe(attributeName) {\n if (validatedAttributeNameCache.hasOwnProperty(attributeName)) {\n return true;\n }\n if (illegalAttributeNameCache.hasOwnProperty(attributeName)) {\n return false;\n }\n if (VALID_ATTRIBUTE_NAME_REGEX.test(attributeName)) {\n validatedAttributeNameCache[attributeName] = true;\n return true;\n }\n illegalAttributeNameCache[attributeName] = true;\n process.env.NODE_ENV !== 'production' ? warning(false, 'Invalid attribute name: `%s`', attributeName) : void 0;\n return false;\n}\n\nfunction shouldIgnoreValue(propertyInfo, value) {\n return value == null || propertyInfo.hasBooleanValue && !value || propertyInfo.hasNumericValue && isNaN(value) || propertyInfo.hasPositiveNumericValue && value < 1 || propertyInfo.hasOverloadedBooleanValue && value === false;\n}\n\n/**\n * Operations for dealing with DOM properties.\n */\nvar DOMPropertyOperations = {\n /**\n * Creates markup for the ID property.\n *\n * @param {string} id Unescaped ID.\n * @return {string} Markup string.\n */\n createMarkupForID: function (id) {\n return DOMProperty.ID_ATTRIBUTE_NAME + '=' + quoteAttributeValueForBrowser(id);\n },\n\n setAttributeForID: function (node, id) {\n node.setAttribute(DOMProperty.ID_ATTRIBUTE_NAME, id);\n },\n\n createMarkupForRoot: function () {\n return DOMProperty.ROOT_ATTRIBUTE_NAME + '=\"\"';\n },\n\n setAttributeForRoot: function (node) {\n node.setAttribute(DOMProperty.ROOT_ATTRIBUTE_NAME, '');\n },\n\n /**\n * Creates markup for a property.\n *\n * @param {string} name\n * @param {*} value\n * @return {?string} Markup string, or null if the property was invalid.\n */\n createMarkupForProperty: function (name, value) {\n var propertyInfo = DOMProperty.properties.hasOwnProperty(name) ? DOMProperty.properties[name] : null;\n if (propertyInfo) {\n if (shouldIgnoreValue(propertyInfo, value)) {\n return '';\n }\n var attributeName = propertyInfo.attributeName;\n if (propertyInfo.hasBooleanValue || propertyInfo.hasOverloadedBooleanValue && value === true) {\n return attributeName + '=\"\"';\n }\n return attributeName + '=' + quoteAttributeValueForBrowser(value);\n } else if (DOMProperty.isCustomAttribute(name)) {\n if (value == null) {\n return '';\n }\n return name + '=' + quoteAttributeValueForBrowser(value);\n }\n return null;\n },\n\n /**\n * Creates markup for a custom property.\n *\n * @param {string} name\n * @param {*} value\n * @return {string} Markup string, or empty string if the property was invalid.\n */\n createMarkupForCustomAttribute: function (name, value) {\n if (!isAttributeNameSafe(name) || value == null) {\n return '';\n }\n return name + '=' + quoteAttributeValueForBrowser(value);\n },\n\n /**\n * Sets the value for a property on a node.\n *\n * @param {DOMElement} node\n * @param {string} name\n * @param {*} value\n */\n setValueForProperty: function (node, name, value) {\n var propertyInfo = DOMProperty.properties.hasOwnProperty(name) ? DOMProperty.properties[name] : null;\n if (propertyInfo) {\n var mutationMethod = propertyInfo.mutationMethod;\n if (mutationMethod) {\n mutationMethod(node, value);\n } else if (shouldIgnoreValue(propertyInfo, value)) {\n this.deleteValueForProperty(node, name);\n return;\n } else if (propertyInfo.mustUseProperty) {\n // Contrary to `setAttribute`, object properties are properly\n // `toString`ed by IE8/9.\n node[propertyInfo.propertyName] = value;\n } else {\n var attributeName = propertyInfo.attributeName;\n var namespace = propertyInfo.attributeNamespace;\n // `setAttribute` with objects becomes only `[object]` in IE8/9,\n // ('' + value) makes it output the correct toString()-value.\n if (namespace) {\n node.setAttributeNS(namespace, attributeName, '' + value);\n } else if (propertyInfo.hasBooleanValue || propertyInfo.hasOverloadedBooleanValue && value === true) {\n node.setAttribute(attributeName, '');\n } else {\n node.setAttribute(attributeName, '' + value);\n }\n }\n } else if (DOMProperty.isCustomAttribute(name)) {\n DOMPropertyOperations.setValueForAttribute(node, name, value);\n return;\n }\n\n if (process.env.NODE_ENV !== 'production') {\n var payload = {};\n payload[name] = value;\n ReactInstrumentation.debugTool.onHostOperation({\n instanceID: ReactDOMComponentTree.getInstanceFromNode(node)._debugID,\n type: 'update attribute',\n payload: payload\n });\n }\n },\n\n setValueForAttribute: function (node, name, value) {\n if (!isAttributeNameSafe(name)) {\n return;\n }\n if (value == null) {\n node.removeAttribute(name);\n } else {\n node.setAttribute(name, '' + value);\n }\n\n if (process.env.NODE_ENV !== 'production') {\n var payload = {};\n payload[name] = value;\n ReactInstrumentation.debugTool.onHostOperation({\n instanceID: ReactDOMComponentTree.getInstanceFromNode(node)._debugID,\n type: 'update attribute',\n payload: payload\n });\n }\n },\n\n /**\n * Deletes an attributes from a node.\n *\n * @param {DOMElement} node\n * @param {string} name\n */\n deleteValueForAttribute: function (node, name) {\n node.removeAttribute(name);\n if (process.env.NODE_ENV !== 'production') {\n ReactInstrumentation.debugTool.onHostOperation({\n instanceID: ReactDOMComponentTree.getInstanceFromNode(node)._debugID,\n type: 'remove attribute',\n payload: name\n });\n }\n },\n\n /**\n * Deletes the value for a property on a node.\n *\n * @param {DOMElement} node\n * @param {string} name\n */\n deleteValueForProperty: function (node, name) {\n var propertyInfo = DOMProperty.properties.hasOwnProperty(name) ? DOMProperty.properties[name] : null;\n if (propertyInfo) {\n var mutationMethod = propertyInfo.mutationMethod;\n if (mutationMethod) {\n mutationMethod(node, undefined);\n } else if (propertyInfo.mustUseProperty) {\n var propName = propertyInfo.propertyName;\n if (propertyInfo.hasBooleanValue) {\n node[propName] = false;\n } else {\n node[propName] = '';\n }\n } else {\n node.removeAttribute(propertyInfo.attributeName);\n }\n } else if (DOMProperty.isCustomAttribute(name)) {\n node.removeAttribute(name);\n }\n\n if (process.env.NODE_ENV !== 'production') {\n ReactInstrumentation.debugTool.onHostOperation({\n instanceID: ReactDOMComponentTree.getInstanceFromNode(node)._debugID,\n type: 'remove attribute',\n payload: name\n });\n }\n }\n};\n\nmodule.exports = DOMPropertyOperations;","/**\n * Copyright (c) 2013-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n *\n */\n\n'use strict';\n\nvar _assign = require('object-assign');\n\nvar LinkedValueUtils = require('./LinkedValueUtils');\nvar ReactDOMComponentTree = require('./ReactDOMComponentTree');\nvar ReactUpdates = require('./ReactUpdates');\n\nvar warning = require('fbjs/lib/warning');\n\nvar didWarnValueLink = false;\nvar didWarnValueDefaultValue = false;\n\nfunction updateOptionsIfPendingUpdateAndMounted() {\n if (this._rootNodeID && this._wrapperState.pendingUpdate) {\n this._wrapperState.pendingUpdate = false;\n\n var props = this._currentElement.props;\n var value = LinkedValueUtils.getValue(props);\n\n if (value != null) {\n updateOptions(this, Boolean(props.multiple), value);\n }\n }\n}\n\nfunction getDeclarationErrorAddendum(owner) {\n if (owner) {\n var name = owner.getName();\n if (name) {\n return ' Check the render method of `' + name + '`.';\n }\n }\n return '';\n}\n\nvar valuePropNames = ['value', 'defaultValue'];\n\n/**\n * Validation function for `value` and `defaultValue`.\n * @private\n */\nfunction checkSelectPropTypes(inst, props) {\n var owner = inst._currentElement._owner;\n LinkedValueUtils.checkPropTypes('select', props, owner);\n\n if (props.valueLink !== undefined && !didWarnValueLink) {\n process.env.NODE_ENV !== 'production' ? warning(false, '`valueLink` prop on `select` is deprecated; set `value` and `onChange` instead.') : void 0;\n didWarnValueLink = true;\n }\n\n for (var i = 0; i < valuePropNames.length; i++) {\n var propName = valuePropNames[i];\n if (props[propName] == null) {\n continue;\n }\n var isArray = Array.isArray(props[propName]);\n if (props.multiple && !isArray) {\n process.env.NODE_ENV !== 'production' ? warning(false, 'The `%s` prop supplied to