18 lines
679 B
JavaScript
18 lines
679 B
JavaScript
import * as React from 'react';
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/**
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* Cache callback function that always return same ref instead.
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* This is used for context optimization.
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*/
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export default function useMemoCallback(func) {
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var funRef = React.useRef(func);
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funRef.current = func;
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var callback = React.useCallback(function () {
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var _funRef$current;
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for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
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}
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return (_funRef$current = funRef.current) === null || _funRef$current === void 0 ? void 0 : _funRef$current.call.apply(_funRef$current, [funRef].concat(args));
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}, []);
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return func ? callback : undefined;
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} |