1 |
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2 |
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3 | const os = require('os');
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4 | const Benchmark = require('benchmark');
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5 | const React = require('react');
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6 | const ReactDomServer = require('react-dom/server');
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7 | const ReactCssModulesComponent = require('react-css-modules');
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8 | const getClassName = require('../dist/browser/getClassName').default;
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9 |
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10 | const minSamples = 100;
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11 |
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12 |
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13 | if (process.env.NODE_ENV !== 'production') {
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14 | throw new Error('Unexpected NODE_ENV.');
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15 | }
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16 |
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17 |
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18 |
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19 |
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20 | const printPlatform = () => {
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21 | const v8 = process.versions.v8;
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22 | const node = process.versions.node;
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23 |
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24 |
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25 | const plat = os.type() + ' ' + os.release() + ' ' + os.arch() + '\nNode.JS ' + node + '\nV8 ' + v8 + '\nNODE_ENV=' + process.env.NODE_ENV;
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26 |
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27 | let cpus = os.cpus()
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28 | .map((cpu) => {
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29 | return cpu.model;
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30 | })
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31 | .reduce((o, model) => {
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32 | if (!o[model]) {
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33 | o[model] = 0;
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34 | }
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35 |
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36 | o[model]++;
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37 |
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38 | return o;
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39 | }, {});
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40 |
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41 | cpus = Object
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42 | .keys(cpus)
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43 | .map((key) => {
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44 | return key + ' \u00d7 ' + cpus[key];
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45 | })
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46 | .join('\n');
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47 |
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48 |
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49 | console.log('\nPlatform info:\n' + plat + '\n' + cpus + '\n');
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50 | };
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51 |
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52 | const suite = new Benchmark.Suite();
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53 |
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54 | suite.add('Using `className` (base)', () => {
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55 | const SubjectComponent = React.createClass({
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56 | render () {
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57 | return React.createElement(
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58 | 'div',
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59 | {
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60 | className: 'foo'
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61 | },
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62 | React.createElement('div', {
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63 | className: 'bar'
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64 | }),
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65 | React.createElement('div', {
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66 | className: 'bar'
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67 | }),
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68 | React.createElement('div', {
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69 | className: 'bar'
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70 | })
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71 | );
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72 | }
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73 | });
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74 |
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75 | ReactDomServer.renderToStaticMarkup(React.createElement(SubjectComponent));
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76 | }, {
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77 | minSamples
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78 | });
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79 |
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80 | suite.add('`react-css-modules`', () => {
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81 | let SubjectComponent;
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82 |
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83 | SubjectComponent = React.createClass({
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84 | render () {
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85 | return React.createElement(
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86 | 'div',
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87 | {
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88 | styleName: 'foo'
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89 | },
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90 | React.createElement('div', {
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91 | styleName: 'bar'
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92 | }),
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93 | React.createElement('div', {
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94 | styleName: 'bar'
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95 | }),
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96 | React.createElement('div', {
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97 | styleName: 'bar'
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98 | })
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99 | );
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100 | }
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101 | });
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102 |
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103 | SubjectComponent = ReactCssModulesComponent(SubjectComponent, {
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104 | bar: 'b',
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105 | foo: 'a'
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106 | });
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107 |
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108 | ReactDomServer.renderToStaticMarkup(React.createElement(SubjectComponent));
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109 | }, {
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110 | minSamples
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111 | });
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112 |
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113 | suite.add('`babel-plugin-react-css-modules` (runtime, anonymous)', () => {
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114 | const styleModuleImportMap = {
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115 | anonymous: {
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116 | bar: 'b',
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117 | foo: 'a'
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118 | }
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119 | };
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120 |
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121 | const SubjectComponent = React.createClass({
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122 | render () {
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123 | return React.createElement(
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124 | 'div',
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125 | {
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126 | className: getClassName('foo', styleModuleImportMap)
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127 | },
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128 | React.createElement('div', {
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129 | className: getClassName('bar', styleModuleImportMap)
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130 | }),
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131 | React.createElement('div', {
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132 | className: getClassName('bar', styleModuleImportMap)
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133 | }),
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134 | React.createElement('div', {
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135 | className: getClassName('bar', styleModuleImportMap)
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136 | })
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137 | );
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138 | }
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139 | });
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140 |
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141 | ReactDomServer.renderToStaticMarkup(React.createElement(SubjectComponent));
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142 | }, {
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143 | minSamples
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144 | });
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145 |
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146 | suite.add('`babel-plugin-react-css-modules` (runtime, named)', () => {
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147 | const styleModuleImportMap = {
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148 | qux: {
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149 | bar: 'b',
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150 | foo: 'a'
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151 | }
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152 | };
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153 |
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154 | const SubjectComponent = React.createClass({
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155 | render () {
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156 | return React.createElement(
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157 | 'div',
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158 | {
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159 | className: getClassName('qux.foo', styleModuleImportMap)
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160 | },
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161 | React.createElement('div', {
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162 | className: getClassName('qux.bar', styleModuleImportMap)
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163 | }),
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164 | React.createElement('div', {
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165 | className: getClassName('qux.bar', styleModuleImportMap)
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166 | }),
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167 | React.createElement('div', {
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168 | className: getClassName('qux.bar', styleModuleImportMap)
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169 | })
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170 | );
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171 | }
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172 | });
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173 |
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174 | ReactDomServer.renderToStaticMarkup(React.createElement(SubjectComponent));
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175 | }, {
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176 | minSamples
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177 | });
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178 |
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179 | const results = [];
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180 |
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181 | suite
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182 | .on('error', (error) => {
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183 |
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184 | console.log('error', error);
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185 |
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186 | throw new Error('An unexpected error has occurred.');
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187 | })
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188 | .on('cycle', (event) => {
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189 | results.push(event.target);
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190 | })
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191 | .on('complete', () => {
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192 | const table = [];
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193 |
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194 | table.push('|Name|Operations per second (relative margin of error)|Sample size|Difference from the base benchmark|');
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195 | table.push('|---|---|---|---|');
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196 |
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197 | let base;
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198 |
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199 | for (const benchmark of results) {
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200 | if (!base) {
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201 | base = benchmark;
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202 | }
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203 |
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204 | table.push('|' + benchmark.name + '|' + Math.floor(benchmark.hz) + ' (±' + benchmark.stats.rme.toFixed(2) + '%)|' + benchmark.count + '|-' + Math.floor(((base.hz - benchmark.hz) / benchmark.hz) * 100) + '%|');
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205 | }
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206 |
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207 |
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208 | console.log(table.join('\n'));
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209 |
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210 | printPlatform();
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211 | });
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212 |
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213 | suite.run();
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