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productionBuild.js
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/** @license React v16.2.0
* react-dom-server.node.production.min.js
*
* 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 strict';
var _assign = require('object-assign');
var React = require('react');
var emptyFunction = require('fbjs/lib/emptyFunction');
var emptyObject = require('fbjs/lib/emptyObject');
var hyphenateStyleName = require('fbjs/lib/hyphenateStyleName');
var memoizeStringOnly = require('fbjs/lib/memoizeStringOnly');
var stream = require('stream');
var {promisify} = require('util');
/**
* 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.
*/
function reactProdInvariant(code) {
var argCount = arguments.length - 1;
var message = 'Minified React error #' + code + '; visit ' + 'http://facebook.github.io/react/docs/error-decoder.html?invariant=' + code;
for (var argIdx = 0; argIdx < argCount; argIdx++) {
message += '&args[]=' + encodeURIComponent(arguments[argIdx + 1]);
}
message += ' for the full message or use the non-minified dev environment' + ' for full errors and additional helpful warnings.';
var error = new Error(message);
error.name = 'Invariant Violation';
error.framesToPop = 1; // we don't care about reactProdInvariant's own frame
throw error;
}
// 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) ? reactProdInvariant("48", 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) ? reactProdInvariant("50", 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);
// TODO: this is special because it gets imported during build.
var ReactVersion = '16.2.0';
var ReactInternals = React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED;
var ReactCurrentOwner = ReactInternals.ReactCurrentOwner;
// 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_FRAGMENT_TYPE = hasSymbol ? Symbol['for']('react.fragment') : 0xeacb;
// code copied and modified from escape-html
/**
* Module variables.
* @private
*/
var matchHtmlRegExp = /["'&<>]/;
/**
* Escapes special characters and HTML entities in a given html string.
*
* @param {string} string HTML string to escape for later insertion
* @return {string}
* @public
*/
function escapeHtml(string) {
var str = '' + string;
var match = matchHtmlRegExp.exec(str);
if (!match) {
return str;
}
var escape;
var html = '';
var index = 0;
var lastIndex = 0;
for (index = match.index; index < str.length; index++) {
switch (str.charCodeAt(index)) {
case 34:
// "
escape = '"';
break;
case 38:
// &
escape = '&';
break;
case 39:
// '
escape = '''; // modified from escape-html; used to be '''
break;
case 60:
// <
escape = '<';
break;
case 62:
// >
escape = '>';
break;
default:
continue;
}
if (lastIndex !== index) {
html += str.substring(lastIndex, index);
}
lastIndex = index + 1;
html += escape;
}
return lastIndex !== index ? html + str.substring(lastIndex, index) : html;
}
// end code copied and modified from escape-html
/**
* Escapes text to prevent scripting attacks.
*
* @param {*} text Text value to escape.
* @return {string} An escaped string.
*/
function escapeTextForBrowser(text) {
if (typeof text === 'boolean' || typeof text === 'number') {
// this shortcircuit helps perf for types that we know will never have
// special characters, especially given that this function is used often
// for numeric dom ids.
return '' + text;
}
return escapeHtml(text);
}
/**
* Escapes attribute value to prevent scripting attacks.
*
* @param {*} value Value to escape.
* @return {string} An escaped string.
*/
function quoteAttributeValueForBrowser(value) {
return '"' + escapeTextForBrowser(value) + '"';
}
// isAttributeNameSafe() is currently duplicated in DOMPropertyOperations.
// TODO: Find a better place for this.
var VALID_ATTRIBUTE_NAME_REGEX = new RegExp('^[' + ATTRIBUTE_NAME_START_CHAR + '][' + ATTRIBUTE_NAME_CHAR + ']*$');
var illegalAttributeNameCache = {};
var validatedAttributeNameCache = {};
function isAttributeNameSafe(attributeName) {
if (validatedAttributeNameCache.hasOwnProperty(attributeName)) {
return true;
}
if (illegalAttributeNameCache.hasOwnProperty(attributeName)) {
return false;
}
if (VALID_ATTRIBUTE_NAME_REGEX.test(attributeName)) {
validatedAttributeNameCache[attributeName] = true;
return true;
}
illegalAttributeNameCache[attributeName] = true;
return false;
}
// shouldIgnoreValue() is currently duplicated in DOMPropertyOperations.
// TODO: Find a better place for this.
function shouldIgnoreValue(propertyInfo, value) {
return value == null || propertyInfo.hasBooleanValue && !value || propertyInfo.hasNumericValue && isNaN(value) || propertyInfo.hasPositiveNumericValue && value < 1 || propertyInfo.hasOverloadedBooleanValue && value === false;
}
/**
* Operations for dealing with DOM properties.
*/
/**
* Creates markup for the ID property.
*
* @param {string} id Unescaped ID.
* @return {string} Markup string.
*/
function createMarkupForRoot() {
return ROOT_ATTRIBUTE_NAME + '=""';
}
/**
* Creates markup for a property.
*
* @param {string} name
* @param {*} value
* @return {?string} Markup string, or null if the property was invalid.
*/
function createMarkupForProperty(name, value) {
var propertyInfo = getPropertyInfo(name);
if (propertyInfo) {
if (shouldIgnoreValue(propertyInfo, value)) {
return '';
}
var attributeName = propertyInfo.attributeName;
if (propertyInfo.hasBooleanValue || propertyInfo.hasOverloadedBooleanValue && value === true) {
return attributeName + '=""';
} else if (typeof value !== 'boolean' || shouldAttributeAcceptBooleanValue(name)) {
return attributeName + '=' + quoteAttributeValueForBrowser(value);
}
} else if (shouldSetAttribute(name, value)) {
if (value == null) {
return '';
}
return name + '=' + quoteAttributeValueForBrowser(value);
}
return null;
}
/**
* Creates markup for a custom property.
*
* @param {string} name
* @param {*} value
* @return {string} Markup string, or empty string if the property was invalid.
*/
function createMarkupForCustomAttribute(name, value) {
if (!isAttributeNameSafe(name) || value == null) {
return '';
}
return name + '=' + quoteAttributeValueForBrowser(value);
}
var HTML_NAMESPACE = 'http://www.w3.org/1999/xhtml';
var MATH_NAMESPACE = 'http://www.w3.org/1998/Math/MathML';
var SVG_NAMESPACE = 'http://www.w3.org/2000/svg';
var Namespaces = {
html: HTML_NAMESPACE,
mathml: MATH_NAMESPACE,
svg: SVG_NAMESPACE
};
// Assumes there is no parent namespace.
function getIntrinsicNamespace(type) {
switch (type) {
case 'svg':
return SVG_NAMESPACE;
case 'math':
return MATH_NAMESPACE;
default:
return HTML_NAMESPACE;
}
}
function getChildNamespace(parentNamespace, type) {
if (parentNamespace == null || parentNamespace === HTML_NAMESPACE) {
// No (or default) parent namespace: potential entry point.
return getIntrinsicNamespace(type);
}
if (parentNamespace === SVG_NAMESPACE && type === 'foreignObject') {
// We're leaving SVG.
return HTML_NAMESPACE;
}
// By default, pass namespace below.
return parentNamespace;
}
// For HTML, certain tags should omit their close tag. We keep a whitelist for
// those special-case tags.
var omittedCloseTags = {
area: true,
base: true,
br: true,
col: true,
embed: true,
hr: true,
img: true,
input: true,
keygen: true,
link: true,
meta: true,
param: true,
source: true,
track: true,
wbr: true
};
// For HTML, certain tags cannot have children. This has the same purpose as
// `omittedCloseTags` except that `menuitem` should still have its closing tag.
var voidElementTags = _assign({
menuitem: true
}, omittedCloseTags);
var HTML = '__html';
function assertValidProps(tag, props, getStack) {
if (!props) {
return;
}
// Note the use of `==` which checks for null or undefined.
if (voidElementTags[tag]) {
!(props.children == null && props.dangerouslySetInnerHTML == null) ? reactProdInvariant('137', tag, getStack()) : void 0;
}
if (props.dangerouslySetInnerHTML != null) {
!(props.children == null) ? reactProdInvariant('60') : void 0;
!(typeof props.dangerouslySetInnerHTML === 'object' && HTML in props.dangerouslySetInnerHTML) ? reactProdInvariant('61') : void 0;
}
!(props.style == null || typeof props.style === 'object') ? reactProdInvariant('62', getStack()) : void 0;
}
/**
* CSS properties which accept numbers but are not in units of "px".
*/
var isUnitlessNumber = {
animationIterationCount: true,
borderImageOutset: true,
borderImageSlice: true,
borderImageWidth: true,
boxFlex: true,
boxFlexGroup: true,
boxOrdinalGroup: true,
columnCount: true,
columns: true,
flex: true,
flexGrow: true,
flexPositive: true,
flexShrink: true,
flexNegative: true,
flexOrder: true,
gridRow: true,
gridRowEnd: true,
gridRowSpan: true,
gridRowStart: true,
gridColumn: true,
gridColumnEnd: true,
gridColumnSpan: true,
gridColumnStart: true,
fontWeight: true,
lineClamp: true,
lineHeight: true,
opacity: true,
order: true,
orphans: true,
tabSize: true,
widows: true,
zIndex: true,
zoom: true,
// SVG-related properties
fillOpacity: true,
floodOpacity: true,
stopOpacity: true,
strokeDasharray: true,
strokeDashoffset: true,
strokeMiterlimit: true,
strokeOpacity: true,
strokeWidth: true
};
/**
* @param {string} prefix vendor-specific prefix, eg: Webkit
* @param {string} key style name, eg: transitionDuration
* @return {string} style name prefixed with `prefix`, properly camelCased, eg:
* WebkitTransitionDuration
*/
function prefixKey(prefix, key) {
return prefix + key.charAt(0).toUpperCase() + key.substring(1);
}
/**
* Support style names that may come passed in prefixed by adding permutations
* of vendor prefixes.
*/
var prefixes = ['Webkit', 'ms', 'Moz', 'O'];
// Using Object.keys here, or else the vanilla for-in loop makes IE8 go into an
// infinite loop, because it iterates over the newly added props too.
Object.keys(isUnitlessNumber).forEach(function (prop) {
prefixes.forEach(function (prefix) {
isUnitlessNumber[prefixKey(prefix, prop)] = isUnitlessNumber[prop];
});
});
/**
* Convert a value into the proper css writable value. The style name `name`
* should be logical (no hyphens), as specified
* in `CSSProperty.isUnitlessNumber`.
*
* @param {string} name CSS property name such as `topMargin`.
* @param {*} value CSS property value such as `10px`.
* @return {string} Normalized style value with dimensions applied.
*/
function dangerousStyleValue(name, value, isCustomProperty) {
// Note that we've removed escapeTextForBrowser() calls here since the
// whole string will be escaped when the attribute is injected into
// the markup. If you provide unsafe user data here they can inject
// arbitrary CSS which may be problematic (I couldn't repro this):
// https://www.owasp.org/index.php/XSS_Filter_Evasion_Cheat_Sheet
// http://www.thespanner.co.uk/2007/11/26/ultimate-xss-css-injection/
// This is not an XSS hole but instead a potential CSS injection issue
// which has lead to a greater discussion about how we're going to
// trust URLs moving forward. See #2115901
var isEmpty = value == null || typeof value === 'boolean' || value === '';
if (isEmpty) {
return '';
}
if (!isCustomProperty && typeof value === 'number' && value !== 0 && !(isUnitlessNumber.hasOwnProperty(name) && isUnitlessNumber[name])) {
return value + 'px'; // Presumes implicit 'px' suffix for unitless numbers
}
return ('' + value).trim();
}
function isCustomComponent(tagName, props) {
if (tagName.indexOf('-') === -1) {
return typeof props.is === 'string';
}
switch (tagName) {
// These are reserved SVG and MathML elements.
// We don't mind this whitelist too much because we expect it to never grow.
// The alternative is to track the namespace in a few places which is convoluted.
// https://w3c.github.io/webcomponents/spec/custom/#custom-elements-core-concepts
case 'annotation-xml':
case 'color-profile':
case 'font-face':
case 'font-face-src':
case 'font-face-uri':
case 'font-face-format':
case 'font-face-name':
case 'missing-glyph':
return false;
default:
return true;
}
}
/**
* Registers plugins so that they can extract and dispatch events.
*
* @see {EventPluginHub}
*/
/**
* Ordered list of injected plugins.
*/
/**
* Mapping from event name to dispatch config
*/
/**
* Mapping from registration name to plugin module
*/
/**
* Mapping from registration name to event name
*/
/**
* Mapping from lowercase registration names to the properly cased version,
* used to warn in the case of missing event handlers. Available
* only in false.
* @type {Object}
*/
// Trust the developer to only use possibleRegistrationNames in false
/**
* Injects an ordering of plugins (by plugin name). This allows the ordering
* to be decoupled from injection of the actual plugins so that ordering is
* always deterministic regardless of packaging, on-the-fly injection, etc.
*
* @param {array} InjectedEventPluginOrder
* @internal
* @see {EventPluginHub.injection.injectEventPluginOrder}
*/
/**
* Injects plugins to be used by `EventPluginHub`. The plugin names must be
* in the ordering injected by `injectEventPluginOrder`.
*
* Plugins can be injected as part of page initialization or on-the-fly.
*
* @param {object} injectedNamesToPlugins Map from names to plugin modules.
* @internal
* @see {EventPluginHub.injection.injectEventPluginsByName}
*/
// When adding attributes to the HTML or SVG whitelist, be sure to
// also add them to this module to ensure casing and incorrect name
// warnings.
function _classCallCheck$1(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
// Based on reading the React.Children implementation. TODO: type this somewhere?
var toArray = React.Children.toArray;
var getStackAddendum = emptyFunction.thatReturns('');
var newlineEatingTags = {
listing: true,
pre: true,
textarea: true
};
function getComponentName(type) {
return typeof type === 'string' ? type : typeof type === 'function' ? type.displayName || type.name : null;
}
// We accept any tag to be rendered but since this gets injected into arbitrary
// HTML, we want to make sure that it's a safe tag.
// http://www.w3.org/TR/REC-xml/#NT-Name
var VALID_TAG_REGEX = /^[a-zA-Z][a-zA-Z:_\.\-\d]*$/; // Simplified subset
var validatedTagCache = {};
function validateDangerousTag(tag) {
if (!validatedTagCache.hasOwnProperty(tag)) {
!VALID_TAG_REGEX.test(tag) ? reactProdInvariant('65', tag) : void 0;
validatedTagCache[tag] = true;
}
}
var processStyleName = memoizeStringOnly(function (styleName) {
return hyphenateStyleName(styleName);
});
function createMarkupForStyles(styles) {
var serialized = '';
var delimiter = '';
for (var styleName in styles) {
if (!styles.hasOwnProperty(styleName)) {
continue;
}
var isCustomProperty = styleName.indexOf('--') === 0;
var styleValue = styles[styleName];
if (styleValue != null) {
serialized += delimiter + processStyleName(styleName) + ':';
serialized += dangerousStyleValue(styleName, styleValue, isCustomProperty);
delimiter = ';';
}
}
return serialized || null;
}
function shouldConstruct(Component) {
return Component.prototype && Component.prototype.isReactComponent;
}
function getNonChildrenInnerMarkup(props) {
var innerHTML = props.dangerouslySetInnerHTML;
if (innerHTML != null) {
if (innerHTML.__html != null) {
return innerHTML.__html;
}
} else {
var content = props.children;
if (typeof content === 'string' || typeof content === 'number') {
return escapeTextForBrowser(content);
}
}
return null;
}
function flattenTopLevelChildren(children) {
if (!React.isValidElement(children)) {
return toArray(children);
}
var element = children;
if (element.type !== REACT_FRAGMENT_TYPE) {
return [element];
}
var fragmentChildren = element.props.children;
if (!React.isValidElement(fragmentChildren)) {
return toArray(fragmentChildren);
}
var fragmentChildElement = fragmentChildren;
return [fragmentChildElement];
}
function flattenOptionChildren(children) {
var content = '';
// Flatten children and warn if they aren't strings or numbers;
// invalid types are ignored.
React.Children.forEach(children, function (child) {
if (child == null) {
return;
}
if (typeof child === 'string' || typeof child === 'number') {
content += child;
} else {
}
});
return content;
}
function maskContext(type, context) {
var contextTypes = type.contextTypes;
if (!contextTypes) {
return emptyObject;
}
var maskedContext = {};
for (var contextName in contextTypes) {
maskedContext[contextName] = context[contextName];
}
return maskedContext;
}
function processContext(type, context) {
var maskedContext = maskContext(type, context);
return maskedContext;
}
var STYLE = 'style';
var RESERVED_PROPS$1 = {
children: null,
dangerouslySetInnerHTML: null,
suppressContentEditableWarning: null,