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35 lines
891 B
35 lines
891 B
/**
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* Copyright (c) Meta Platforms, Inc. and 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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* @flow strict
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* @format
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*/
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import type {AbstractComponent, Node} from 'react';
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type NoopComponent = AbstractComponent<{children: Node}>;
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const cache: Map<
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string, // displayName
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NoopComponent, // ComponentWithDisplayName
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> = new Map();
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export default function getCachedComponentWithDisplayName(
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displayName: string,
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): NoopComponent {
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let ComponentWithDisplayName = cache.get(displayName);
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if (!ComponentWithDisplayName) {
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ComponentWithDisplayName = ({
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children,
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}: $TEMPORARY$object<{children: Node}>) => children;
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ComponentWithDisplayName.displayName = displayName;
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cache.set(displayName, ComponentWithDisplayName);
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}
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return ComponentWithDisplayName;
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}
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