64 lines
1.4 KiB
JavaScript
64 lines
1.4 KiB
JavaScript
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/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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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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* @format
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* @flow
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*/
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'use strict';
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const PerformanceLogger = require('../Utilities/GlobalPerformanceLogger');
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const React = require('react');
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const StyleSheet = require('../StyleSheet/StyleSheet');
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const Text = require('../Text/Text');
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const View = require('../Components/View/View');
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class PerformanceOverlay extends React.Component<{...}> {
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render(): React.Node {
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const perfLogs = PerformanceLogger.getTimespans();
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const items = [];
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for (const key in perfLogs) {
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if (perfLogs[key].totalTime) {
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const 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 <View style={styles.container}>{items}</View>;
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}
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}
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const 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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