67 lines
1.4 KiB
JavaScript
67 lines
1.4 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @providesModule PerformanceOverlay
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* @flow
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*/
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'use strict';
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var PerformanceLogger = require('PerformanceLogger');
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var React = require('React');
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var StyleSheet = require('StyleSheet');
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var Text = require('Text');
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var View = require('View');
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class PerformanceOverlay extends React.Component<{}> {
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render() {
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var perfLogs = PerformanceLogger.getTimespans();
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var items = [];
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for (var key in perfLogs) {
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if (perfLogs[key].totalTime) {
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var unit = (key === 'BundleSize') ? 'b' : 'ms';
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items.push(
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<View style={styles.row} key={key}>
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<Text style={[styles.text, styles.label]}>{key}</Text>
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<Text style={[styles.text, styles.totalTime]}>
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{perfLogs[key].totalTime + unit}
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</Text>
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</View>
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);
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}
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}
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return (
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<View style={styles.container}>
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{items}
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</View>
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);
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}
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}
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var styles = StyleSheet.create({
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container: {
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height: 100,
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paddingTop: 10,
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},
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label: {
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flex: 1,
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},
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row: {
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flexDirection: 'row',
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paddingHorizontal: 10,
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},
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text: {
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color: 'white',
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fontSize: 12,
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},
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totalTime: {
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paddingRight: 100,
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},
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});
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module.exports = PerformanceOverlay;
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