'use strict'; const common = require('../common'); const util = require('util'); const bench = common.createBenchmark(main, { n: [5e3], len: [1e2, 1e5], type: [ 'denseArray', 'sparseArray', 'mixedArray', 'denseArray_showHidden', ], }); function main({ n, len, type }) { let arr = Array(len); let opts; switch (type) { case 'denseArray_showHidden': opts = { showHidden: true }; arr = arr.fill('denseArray'); break; case 'denseArray': arr = arr.fill('denseArray'); break; case 'sparseArray': break; case 'mixedArray': for (let i = 0; i < n; i += 2) arr[i] = i; break; default: throw new Error(`Unsupported type ${type}`); } bench.start(); for (let i = 0; i < n; i++) { util.inspect(arr, opts); } bench.end(n); }