| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225 | /** @license React v17.0.2 * react-is.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. */(function (global, factory) {  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :  typeof define === 'function' && define.amd ? define(['exports'], factory) :  (global = global || self, factory(global.ReactIs = {}));}(this, (function (exports) { 'use strict';  // ATTENTION  // When adding new symbols to this file,  // Please consider also adding to 'react-devtools-shared/src/backend/ReactSymbols'  // 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 REACT_ELEMENT_TYPE = 0xeac7;  var REACT_PORTAL_TYPE = 0xeaca;  var REACT_FRAGMENT_TYPE = 0xeacb;  var REACT_STRICT_MODE_TYPE = 0xeacc;  var REACT_PROFILER_TYPE = 0xead2;  var REACT_PROVIDER_TYPE = 0xeacd;  var REACT_CONTEXT_TYPE = 0xeace;  var REACT_FORWARD_REF_TYPE = 0xead0;  var REACT_SUSPENSE_TYPE = 0xead1;  var REACT_SUSPENSE_LIST_TYPE = 0xead8;  var REACT_MEMO_TYPE = 0xead3;  var REACT_LAZY_TYPE = 0xead4;  var REACT_BLOCK_TYPE = 0xead9;  var REACT_SERVER_BLOCK_TYPE = 0xeada;  var REACT_FUNDAMENTAL_TYPE = 0xead5;  var REACT_SCOPE_TYPE = 0xead7;  var REACT_OPAQUE_ID_TYPE = 0xeae0;  var REACT_DEBUG_TRACING_MODE_TYPE = 0xeae1;  var REACT_OFFSCREEN_TYPE = 0xeae2;  var REACT_LEGACY_HIDDEN_TYPE = 0xeae3;  if (typeof Symbol === 'function' && Symbol.for) {    var symbolFor = Symbol.for;    REACT_ELEMENT_TYPE = symbolFor('react.element');    REACT_PORTAL_TYPE = symbolFor('react.portal');    REACT_FRAGMENT_TYPE = symbolFor('react.fragment');    REACT_STRICT_MODE_TYPE = symbolFor('react.strict_mode');    REACT_PROFILER_TYPE = symbolFor('react.profiler');    REACT_PROVIDER_TYPE = symbolFor('react.provider');    REACT_CONTEXT_TYPE = symbolFor('react.context');    REACT_FORWARD_REF_TYPE = symbolFor('react.forward_ref');    REACT_SUSPENSE_TYPE = symbolFor('react.suspense');    REACT_SUSPENSE_LIST_TYPE = symbolFor('react.suspense_list');    REACT_MEMO_TYPE = symbolFor('react.memo');    REACT_LAZY_TYPE = symbolFor('react.lazy');    REACT_BLOCK_TYPE = symbolFor('react.block');    REACT_SERVER_BLOCK_TYPE = symbolFor('react.server.block');    REACT_FUNDAMENTAL_TYPE = symbolFor('react.fundamental');    REACT_SCOPE_TYPE = symbolFor('react.scope');    REACT_OPAQUE_ID_TYPE = symbolFor('react.opaque.id');    REACT_DEBUG_TRACING_MODE_TYPE = symbolFor('react.debug_trace_mode');    REACT_OFFSCREEN_TYPE = symbolFor('react.offscreen');    REACT_LEGACY_HIDDEN_TYPE = symbolFor('react.legacy_hidden');  }  // Filter certain DOM attributes (e.g. src, href) if their values are empty strings.  var enableScopeAPI = false; // Experimental Create Event Handle API.  function isValidElementType(type) {    if (typeof type === 'string' || typeof type === 'function') {      return true;    } // Note: typeof might be other than 'symbol' or 'number' (e.g. if it's a polyfill).    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 ) {      return true;    }    if (typeof type === 'object' && type !== null) {      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.$$typeof === REACT_BLOCK_TYPE || type[0] === REACT_SERVER_BLOCK_TYPE) {        return true;      }    }    return false;  }  function typeOf(object) {    if (typeof object === 'object' && object !== null) {      var $$typeof = object.$$typeof;      switch ($$typeof) {        case REACT_ELEMENT_TYPE:          var type = object.type;          switch (type) {            case REACT_FRAGMENT_TYPE:            case REACT_PROFILER_TYPE:            case REACT_STRICT_MODE_TYPE:            case REACT_SUSPENSE_TYPE:            case REACT_SUSPENSE_LIST_TYPE:              return type;            default:              var $$typeofType = type && type.$$typeof;              switch ($$typeofType) {                case REACT_CONTEXT_TYPE:                case REACT_FORWARD_REF_TYPE:                case REACT_LAZY_TYPE:                case REACT_MEMO_TYPE:                case REACT_PROVIDER_TYPE:                  return $$typeofType;                default:                  return $$typeof;              }          }        case REACT_PORTAL_TYPE:          return $$typeof;      }    }    return undefined;  }  var ContextConsumer = REACT_CONTEXT_TYPE;  var ContextProvider = REACT_PROVIDER_TYPE;  var Element = REACT_ELEMENT_TYPE;  var ForwardRef = REACT_FORWARD_REF_TYPE;  var Fragment = REACT_FRAGMENT_TYPE;  var Lazy = REACT_LAZY_TYPE;  var Memo = REACT_MEMO_TYPE;  var Portal = REACT_PORTAL_TYPE;  var Profiler = REACT_PROFILER_TYPE;  var StrictMode = REACT_STRICT_MODE_TYPE;  var Suspense = REACT_SUSPENSE_TYPE;  var hasWarnedAboutDeprecatedIsAsyncMode = false;  var hasWarnedAboutDeprecatedIsConcurrentMode = false; // AsyncMode should be deprecated  function isAsyncMode(object) {    {      if (!hasWarnedAboutDeprecatedIsAsyncMode) {        hasWarnedAboutDeprecatedIsAsyncMode = true; // Using console['warn'] to evade Babel and ESLint        console['warn']('The ReactIs.isAsyncMode() alias has been deprecated, ' + 'and will be removed in React 18+.');      }    }    return false;  }  function isConcurrentMode(object) {    {      if (!hasWarnedAboutDeprecatedIsConcurrentMode) {        hasWarnedAboutDeprecatedIsConcurrentMode = true; // Using console['warn'] to evade Babel and ESLint        console['warn']('The ReactIs.isConcurrentMode() alias has been deprecated, ' + 'and will be removed in React 18+.');      }    }    return false;  }  function isContextConsumer(object) {    return typeOf(object) === REACT_CONTEXT_TYPE;  }  function isContextProvider(object) {    return typeOf(object) === REACT_PROVIDER_TYPE;  }  function isElement(object) {    return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE;  }  function isForwardRef(object) {    return typeOf(object) === REACT_FORWARD_REF_TYPE;  }  function isFragment(object) {    return typeOf(object) === REACT_FRAGMENT_TYPE;  }  function isLazy(object) {    return typeOf(object) === REACT_LAZY_TYPE;  }  function isMemo(object) {    return typeOf(object) === REACT_MEMO_TYPE;  }  function isPortal(object) {    return typeOf(object) === REACT_PORTAL_TYPE;  }  function isProfiler(object) {    return typeOf(object) === REACT_PROFILER_TYPE;  }  function isStrictMode(object) {    return typeOf(object) === REACT_STRICT_MODE_TYPE;  }  function isSuspense(object) {    return typeOf(object) === REACT_SUSPENSE_TYPE;  }  exports.ContextConsumer = ContextConsumer;  exports.ContextProvider = ContextProvider;  exports.Element = Element;  exports.ForwardRef = ForwardRef;  exports.Fragment = Fragment;  exports.Lazy = Lazy;  exports.Memo = Memo;  exports.Portal = Portal;  exports.Profiler = Profiler;  exports.StrictMode = StrictMode;  exports.Suspense = Suspense;  exports.isAsyncMode = isAsyncMode;  exports.isConcurrentMode = isConcurrentMode;  exports.isContextConsumer = isContextConsumer;  exports.isContextProvider = isContextProvider;  exports.isElement = isElement;  exports.isForwardRef = isForwardRef;  exports.isFragment = isFragment;  exports.isLazy = isLazy;  exports.isMemo = isMemo;  exports.isPortal = isPortal;  exports.isProfiler = isProfiler;  exports.isStrictMode = isStrictMode;  exports.isSuspense = isSuspense;  exports.isValidElementType = isValidElementType;  exports.typeOf = typeOf;})));
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