react-native/Libraries/Components/StaticRenderer.js

36 lines
721 B
JavaScript

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
* @flow
*/
'use strict';
const React = require('React');
const PropTypes = require('prop-types');
class StaticRenderer extends React.Component<{
shouldUpdate: boolean,
render: Function,
}> {
static propTypes = {
shouldUpdate: PropTypes.bool.isRequired,
render: PropTypes.func.isRequired,
};
shouldComponentUpdate(nextProps: {shouldUpdate: boolean}): boolean {
return nextProps.shouldUpdate;
}
render(): React.Node {
return this.props.render();
}
}
module.exports = StaticRenderer;