16 lines
533 B
JavaScript
16 lines
533 B
JavaScript
import { Component } from 'preact';
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import { shallowDiffers } from './util';
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/**
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* Component class with a predefined `shouldComponentUpdate` implementation
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*/
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export function PureComponent(p) {
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this.props = p;
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}
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PureComponent.prototype = new Component();
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// Some third-party libraries check if this property is present
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PureComponent.prototype.isPureReactComponent = true;
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PureComponent.prototype.shouldComponentUpdate = function (props, state) {
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return shallowDiffers(this.props, props) || shallowDiffers(this.state, state);
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};
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