38 lines
1.4 KiB
JavaScript
38 lines
1.4 KiB
JavaScript
"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
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var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard").default;
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.useLayoutUpdateEffect = exports.default = void 0;
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var React = _interopRequireWildcard(require("react"));
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var _canUseDom = _interopRequireDefault(require("../Dom/canUseDom"));
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/**
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* Wrap `React.useLayoutEffect` which will not throw warning message in test env
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*/
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var useInternalLayoutEffect = process.env.NODE_ENV !== 'test' && (0, _canUseDom.default)() ? React.useLayoutEffect : React.useEffect;
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var useLayoutEffect = function useLayoutEffect(callback, deps) {
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var firstMountRef = React.useRef(true);
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useInternalLayoutEffect(function () {
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return callback(firstMountRef.current);
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}, deps);
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// We tell react that first mount has passed
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useInternalLayoutEffect(function () {
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firstMountRef.current = false;
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return function () {
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firstMountRef.current = true;
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};
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}, []);
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};
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var useLayoutUpdateEffect = function useLayoutUpdateEffect(callback, deps) {
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useLayoutEffect(function (firstMount) {
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if (!firstMount) {
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return callback();
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}
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}, deps);
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};
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exports.useLayoutUpdateEffect = useLayoutUpdateEffect;
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var _default = useLayoutEffect;
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exports.default = _default; |