| 1 | /*
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| 2 | Copyright (C) 2017 Piotr Tomasz Monarski.
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| 3 | Licensed under the MIT License (MIT), see
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| 4 | https://github.com/Monar/react-immutable-pure-component
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| 5 | */
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| 6 |
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| 7 | import React from 'react';
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| 8 | import { is } from 'immutable';
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| 9 |
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| 10 |
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| 11 | export class ImmutablePureComponent extends React.Component {
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| 12 |
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| 13 | shouldComponentUpdate(nextProps, nextState) {
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| 14 | const state = this.state || {};
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| 15 |
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| 16 | return !(this.updateOnProps || Object.keys(nextProps)).every((p) => is(nextProps[p], this.props[p]))
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| 17 | || !(this.updateOnStates || Object.keys(nextState || {})).every((s) => is(nextState[s], state[s]));
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| 18 | }
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| 19 | }
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| 20 |
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| 21 | export default ImmutablePureComponent;
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