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181 lines
6.8 KiB
181 lines
6.8 KiB
/** @license React v16.13.1 |
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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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'use strict'; |
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if (process.env.NODE_ENV !== "production") { |
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(function() { |
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'use strict'; |
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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 hasSymbol = typeof Symbol === 'function' && Symbol.for; |
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var REACT_ELEMENT_TYPE = hasSymbol ? Symbol.for('react.element') : 0xeac7; |
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var REACT_PORTAL_TYPE = hasSymbol ? Symbol.for('react.portal') : 0xeaca; |
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var REACT_FRAGMENT_TYPE = hasSymbol ? Symbol.for('react.fragment') : 0xeacb; |
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var REACT_STRICT_MODE_TYPE = hasSymbol ? Symbol.for('react.strict_mode') : 0xeacc; |
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var REACT_PROFILER_TYPE = hasSymbol ? Symbol.for('react.profiler') : 0xead2; |
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var REACT_PROVIDER_TYPE = hasSymbol ? Symbol.for('react.provider') : 0xeacd; |
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var REACT_CONTEXT_TYPE = hasSymbol ? Symbol.for('react.context') : 0xeace; // TODO: We don't use AsyncMode or ConcurrentMode anymore. They were temporary |
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// (unstable) APIs that have been removed. Can we remove the symbols? |
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var REACT_ASYNC_MODE_TYPE = hasSymbol ? Symbol.for('react.async_mode') : 0xeacf; |
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var REACT_CONCURRENT_MODE_TYPE = hasSymbol ? Symbol.for('react.concurrent_mode') : 0xeacf; |
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var REACT_FORWARD_REF_TYPE = hasSymbol ? Symbol.for('react.forward_ref') : 0xead0; |
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var REACT_SUSPENSE_TYPE = hasSymbol ? Symbol.for('react.suspense') : 0xead1; |
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var REACT_SUSPENSE_LIST_TYPE = hasSymbol ? Symbol.for('react.suspense_list') : 0xead8; |
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var REACT_MEMO_TYPE = hasSymbol ? Symbol.for('react.memo') : 0xead3; |
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var REACT_LAZY_TYPE = hasSymbol ? Symbol.for('react.lazy') : 0xead4; |
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var REACT_BLOCK_TYPE = hasSymbol ? Symbol.for('react.block') : 0xead9; |
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var REACT_FUNDAMENTAL_TYPE = hasSymbol ? Symbol.for('react.fundamental') : 0xead5; |
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var REACT_RESPONDER_TYPE = hasSymbol ? Symbol.for('react.responder') : 0xead6; |
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var REACT_SCOPE_TYPE = hasSymbol ? Symbol.for('react.scope') : 0xead7; |
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function isValidElementType(type) { |
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return typeof type === 'string' || typeof type === 'function' || // Note: its typeof might be other than 'symbol' or 'number' if it's a polyfill. |
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type === REACT_FRAGMENT_TYPE || type === REACT_CONCURRENT_MODE_TYPE || type === REACT_PROFILER_TYPE || type === REACT_STRICT_MODE_TYPE || type === REACT_SUSPENSE_TYPE || type === REACT_SUSPENSE_LIST_TYPE || typeof type === 'object' && type !== null && (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.$$typeof === REACT_RESPONDER_TYPE || type.$$typeof === REACT_SCOPE_TYPE || type.$$typeof === REACT_BLOCK_TYPE); |
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} |
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function typeOf(object) { |
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if (typeof object === 'object' && object !== null) { |
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var $$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_ASYNC_MODE_TYPE: |
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case REACT_CONCURRENT_MODE_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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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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} // AsyncMode is deprecated along with isAsyncMode |
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var AsyncMode = REACT_ASYNC_MODE_TYPE; |
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var ConcurrentMode = REACT_CONCURRENT_MODE_TYPE; |
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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; // 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 17+. Update your code to use ' + 'ReactIs.isConcurrentMode() instead. It has the exact same API.'); |
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} |
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} |
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return isConcurrentMode(object) || typeOf(object) === REACT_ASYNC_MODE_TYPE; |
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} |
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function isConcurrentMode(object) { |
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return typeOf(object) === REACT_CONCURRENT_MODE_TYPE; |
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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.AsyncMode = AsyncMode; |
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exports.ConcurrentMode = ConcurrentMode; |
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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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}
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