@wordpress/components
Version:
UI components for WordPress.
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{
"version": 3,
"sources": ["../../../src/utils/hooks/use-on-value-update.ts"],
"sourcesContent": ["/* eslint-disable jsdoc/require-param */\n/**\n * WordPress dependencies\n */\nimport { useEvent } from '@wordpress/compose';\nimport { useRef, useLayoutEffect } from '@wordpress/element';\n\n/**\n * Context object for the `onUpdate` callback of `useOnValueUpdate`.\n */\n\n/**\n * Calls the `onUpdate` callback when the `value` changes.\n */\nexport function useOnValueUpdate(\n/**\n * The value to watch for changes.\n */\nvalue,\n/**\n * Callback to fire when the value changes.\n */\nonUpdate) {\n const previousValueRef = useRef(value);\n const updateCallbackEvent = useEvent(onUpdate);\n useLayoutEffect(() => {\n if (previousValueRef.current !== value) {\n updateCallbackEvent({\n previousValue: previousValueRef.current\n });\n previousValueRef.current = value;\n }\n }, [updateCallbackEvent, value]);\n}\n/* eslint-enable jsdoc/require-param */"],
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