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main.js
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main.js
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const Benchmark = require('benchmark');
const leven = require('leven');
const elmApp = require('./elm-app.js').Elm.Main.init();
const elmInternals = require('./elm-internals.js');
const log = (...args) => {
console.log(...args);
return args[0];
};
const chars = 'abcdefghijklmnopqrstuvwxyz';
const randStr = len => {
let str;
for (str = ''; len > 0; len--) {
str += chars.charAt(Math.random() * chars.length | 0);
}
return str;
};
const text = randStr(10000);
const pattern = randStr(1000);
new Benchmark.Suite()
.add('elm-app levenshtein', {
defer: true,
fn: deferred => {
elmApp.ports.sendDistance.subscribe(_dist => deferred.resolve());
elmApp.ports.calcDistance.send({ text, pattern });
}
})
.add('elm-internals levenshtein', () => {
elmInternals.EditDistance$levenshtein(text, pattern);
})
.add('leven', () => {
leven(text, pattern);
})
.on('cycle', event => {
const { name, stats, times } = event.target;
log(' === ', name, ' === ');
log(stats);
log(times);
})
.run();