react-native/Libraries/Components/StaticRenderer.js

37 lines
861 B
JavaScript

/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
* @providesModule StaticRenderer
* @flow
*/
'use strict';
var React = require('React');
var 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;