32 lines
1.1 KiB
JavaScript
32 lines
1.1 KiB
JavaScript
"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = void 0;
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var _react = _interopRequireDefault(require("react"));
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var unsafeLifecyclesPolyfill = function unsafeLifecyclesPolyfill(Component) {
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var prototype = Component.prototype;
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if (!prototype || !prototype.isReactComponent) {
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throw new Error('Can only polyfill class components');
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}
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// only handle componentWillReceiveProps
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if (typeof prototype.componentWillReceiveProps !== 'function') {
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return Component;
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}
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// In React 16.9, React.Profiler was introduced together with UNSAFE_componentWillReceiveProps
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// https://reactjs.org/blog/2019/08/08/react-v16.9.0.html#performance-measurements-with-reactprofiler
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if (!_react.default.Profiler) {
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return Component;
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}
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// Here polyfill get started
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prototype.UNSAFE_componentWillReceiveProps = prototype.componentWillReceiveProps;
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delete prototype.componentWillReceiveProps;
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return Component;
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};
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var _default = unsafeLifecyclesPolyfill;
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exports.default = _default; |