var humanize = require('humanize'); module.exports = { heapDiffPrinter: function(after, initial, i, title) { console.log('**' + title + '** .. run: ' + (i + 1) + '\n'); console.log('node delta | heap delta | event listener'); console.log('--- | --- | --- |'); console.log((after.counts.nodes - initial.counts.nodes) + '|' + humanize.filesize(after.counts.jsHeapSizeUsed - initial.counts.jsHeapSizeUsed) + '|' + (after.counts.jsEventListeners - initial.counts.jsEventListeners) + '\n'); } };