226 lines
7.9 KiB
JavaScript
226 lines
7.9 KiB
JavaScript
/** @license React v17.0.2
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* react-is.development.js
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*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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typeof define === 'function' && define.amd ? define(['exports'], factory) :
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(global = global || self, factory(global.ReactIs = {}));
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}(this, (function (exports) { 'use strict';
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// ATTENTION
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// When adding new symbols to this file,
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// Please consider also adding to 'react-devtools-shared/src/backend/ReactSymbols'
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// The Symbol used to tag the ReactElement-like types. If there is no native Symbol
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// nor polyfill, then a plain number is used for performance.
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var REACT_ELEMENT_TYPE = 0xeac7;
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var REACT_PORTAL_TYPE = 0xeaca;
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var REACT_FRAGMENT_TYPE = 0xeacb;
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var REACT_STRICT_MODE_TYPE = 0xeacc;
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var REACT_PROFILER_TYPE = 0xead2;
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var REACT_PROVIDER_TYPE = 0xeacd;
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var REACT_CONTEXT_TYPE = 0xeace;
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var REACT_FORWARD_REF_TYPE = 0xead0;
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var REACT_SUSPENSE_TYPE = 0xead1;
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var REACT_SUSPENSE_LIST_TYPE = 0xead8;
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var REACT_MEMO_TYPE = 0xead3;
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var REACT_LAZY_TYPE = 0xead4;
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var REACT_BLOCK_TYPE = 0xead9;
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var REACT_SERVER_BLOCK_TYPE = 0xeada;
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var REACT_FUNDAMENTAL_TYPE = 0xead5;
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var REACT_SCOPE_TYPE = 0xead7;
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var REACT_OPAQUE_ID_TYPE = 0xeae0;
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var REACT_DEBUG_TRACING_MODE_TYPE = 0xeae1;
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var REACT_OFFSCREEN_TYPE = 0xeae2;
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var REACT_LEGACY_HIDDEN_TYPE = 0xeae3;
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if (typeof Symbol === 'function' && Symbol.for) {
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var symbolFor = Symbol.for;
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REACT_ELEMENT_TYPE = symbolFor('react.element');
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REACT_PORTAL_TYPE = symbolFor('react.portal');
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REACT_FRAGMENT_TYPE = symbolFor('react.fragment');
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REACT_STRICT_MODE_TYPE = symbolFor('react.strict_mode');
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REACT_PROFILER_TYPE = symbolFor('react.profiler');
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REACT_PROVIDER_TYPE = symbolFor('react.provider');
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REACT_CONTEXT_TYPE = symbolFor('react.context');
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REACT_FORWARD_REF_TYPE = symbolFor('react.forward_ref');
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REACT_SUSPENSE_TYPE = symbolFor('react.suspense');
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REACT_SUSPENSE_LIST_TYPE = symbolFor('react.suspense_list');
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REACT_MEMO_TYPE = symbolFor('react.memo');
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REACT_LAZY_TYPE = symbolFor('react.lazy');
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REACT_BLOCK_TYPE = symbolFor('react.block');
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REACT_SERVER_BLOCK_TYPE = symbolFor('react.server.block');
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REACT_FUNDAMENTAL_TYPE = symbolFor('react.fundamental');
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REACT_SCOPE_TYPE = symbolFor('react.scope');
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REACT_OPAQUE_ID_TYPE = symbolFor('react.opaque.id');
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REACT_DEBUG_TRACING_MODE_TYPE = symbolFor('react.debug_trace_mode');
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REACT_OFFSCREEN_TYPE = symbolFor('react.offscreen');
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REACT_LEGACY_HIDDEN_TYPE = symbolFor('react.legacy_hidden');
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}
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// Filter certain DOM attributes (e.g. src, href) if their values are empty strings.
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var enableScopeAPI = false; // Experimental Create Event Handle API.
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function isValidElementType(type) {
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if (typeof type === 'string' || typeof type === 'function') {
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return true;
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} // Note: typeof might be other than 'symbol' or 'number' (e.g. if it's a polyfill).
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if (type === REACT_FRAGMENT_TYPE || type === REACT_PROFILER_TYPE || type === REACT_DEBUG_TRACING_MODE_TYPE || type === REACT_STRICT_MODE_TYPE || type === REACT_SUSPENSE_TYPE || type === REACT_SUSPENSE_LIST_TYPE || type === REACT_LEGACY_HIDDEN_TYPE || enableScopeAPI ) {
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return true;
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}
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if (typeof type === 'object' && type !== null) {
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if (type.$$typeof === REACT_LAZY_TYPE || type.$$typeof === REACT_MEMO_TYPE || type.$$typeof === REACT_PROVIDER_TYPE || type.$$typeof === REACT_CONTEXT_TYPE || type.$$typeof === REACT_FORWARD_REF_TYPE || type.$$typeof === REACT_FUNDAMENTAL_TYPE || type.$$typeof === REACT_BLOCK_TYPE || type[0] === REACT_SERVER_BLOCK_TYPE) {
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return true;
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}
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}
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return false;
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}
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function typeOf(object) {
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if (typeof object === 'object' && object !== null) {
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var $$typeof = object.$$typeof;
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switch ($$typeof) {
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case REACT_ELEMENT_TYPE:
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var type = object.type;
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switch (type) {
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case REACT_FRAGMENT_TYPE:
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case REACT_PROFILER_TYPE:
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case REACT_STRICT_MODE_TYPE:
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case REACT_SUSPENSE_TYPE:
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case REACT_SUSPENSE_LIST_TYPE:
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return type;
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default:
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var $$typeofType = type && type.$$typeof;
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switch ($$typeofType) {
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case REACT_CONTEXT_TYPE:
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case REACT_FORWARD_REF_TYPE:
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case REACT_LAZY_TYPE:
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case REACT_MEMO_TYPE:
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case REACT_PROVIDER_TYPE:
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return $$typeofType;
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default:
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return $$typeof;
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}
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}
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case REACT_PORTAL_TYPE:
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return $$typeof;
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}
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}
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return undefined;
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}
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var ContextConsumer = REACT_CONTEXT_TYPE;
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var ContextProvider = REACT_PROVIDER_TYPE;
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var Element = REACT_ELEMENT_TYPE;
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var ForwardRef = REACT_FORWARD_REF_TYPE;
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var Fragment = REACT_FRAGMENT_TYPE;
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var Lazy = REACT_LAZY_TYPE;
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var Memo = REACT_MEMO_TYPE;
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var Portal = REACT_PORTAL_TYPE;
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var Profiler = REACT_PROFILER_TYPE;
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var StrictMode = REACT_STRICT_MODE_TYPE;
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var Suspense = REACT_SUSPENSE_TYPE;
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var hasWarnedAboutDeprecatedIsAsyncMode = false;
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var hasWarnedAboutDeprecatedIsConcurrentMode = false; // AsyncMode should be deprecated
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function isAsyncMode(object) {
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{
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if (!hasWarnedAboutDeprecatedIsAsyncMode) {
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hasWarnedAboutDeprecatedIsAsyncMode = true; // Using console['warn'] to evade Babel and ESLint
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console['warn']('The ReactIs.isAsyncMode() alias has been deprecated, ' + 'and will be removed in React 18+.');
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}
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}
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return false;
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}
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function isConcurrentMode(object) {
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{
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if (!hasWarnedAboutDeprecatedIsConcurrentMode) {
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hasWarnedAboutDeprecatedIsConcurrentMode = true; // Using console['warn'] to evade Babel and ESLint
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console['warn']('The ReactIs.isConcurrentMode() alias has been deprecated, ' + 'and will be removed in React 18+.');
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}
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}
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return false;
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}
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function isContextConsumer(object) {
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return typeOf(object) === REACT_CONTEXT_TYPE;
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}
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function isContextProvider(object) {
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return typeOf(object) === REACT_PROVIDER_TYPE;
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}
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function isElement(object) {
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return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE;
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}
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function isForwardRef(object) {
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return typeOf(object) === REACT_FORWARD_REF_TYPE;
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}
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function isFragment(object) {
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return typeOf(object) === REACT_FRAGMENT_TYPE;
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}
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function isLazy(object) {
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return typeOf(object) === REACT_LAZY_TYPE;
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}
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function isMemo(object) {
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return typeOf(object) === REACT_MEMO_TYPE;
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}
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function isPortal(object) {
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return typeOf(object) === REACT_PORTAL_TYPE;
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}
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function isProfiler(object) {
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return typeOf(object) === REACT_PROFILER_TYPE;
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}
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function isStrictMode(object) {
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return typeOf(object) === REACT_STRICT_MODE_TYPE;
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}
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function isSuspense(object) {
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return typeOf(object) === REACT_SUSPENSE_TYPE;
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}
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exports.ContextConsumer = ContextConsumer;
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exports.ContextProvider = ContextProvider;
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exports.Element = Element;
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exports.ForwardRef = ForwardRef;
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exports.Fragment = Fragment;
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exports.Lazy = Lazy;
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exports.Memo = Memo;
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exports.Portal = Portal;
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exports.Profiler = Profiler;
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exports.StrictMode = StrictMode;
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exports.Suspense = Suspense;
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exports.isAsyncMode = isAsyncMode;
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exports.isConcurrentMode = isConcurrentMode;
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exports.isContextConsumer = isContextConsumer;
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exports.isContextProvider = isContextProvider;
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exports.isElement = isElement;
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exports.isForwardRef = isForwardRef;
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exports.isFragment = isFragment;
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exports.isLazy = isLazy;
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exports.isMemo = isMemo;
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exports.isPortal = isPortal;
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exports.isProfiler = isProfiler;
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exports.isStrictMode = isStrictMode;
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exports.isSuspense = isSuspense;
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exports.isValidElementType = isValidElementType;
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exports.typeOf = typeOf;
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})));
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