41 lines
896 B
JavaScript
41 lines
896 B
JavaScript
/**
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* Copyright (c) 2013-present, Facebook, Inc.
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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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* @flow
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*/
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import type {Fiber} from 'react-reconciler/src/ReactFiber';
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import {
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REACT_CALL_TYPE,
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REACT_FRAGMENT_TYPE,
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REACT_RETURN_TYPE,
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REACT_PORTAL_TYPE,
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} from 'shared/ReactSymbols';
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function getComponentName(fiber: Fiber): string | null {
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const {type} = fiber;
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if (typeof type === 'function') {
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return type.displayName || type.name;
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}
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if (typeof type === 'string') {
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return type;
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}
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switch (type) {
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case REACT_FRAGMENT_TYPE:
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return 'ReactFragment';
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case REACT_PORTAL_TYPE:
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return 'ReactPortal';
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case REACT_CALL_TYPE:
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return 'ReactCall';
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case REACT_RETURN_TYPE:
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return 'ReactReturn';
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}
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return null;
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}
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export default getComponentName;
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