util: faster arrayToHash
The `util.format()` is used frequently, make the method faster is better. R-URL: https://github.com/nodejs/node/pull/3964 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Brian White <mscdex@mscdex.net> Reviewed-By: James M Snell <jasnell@gmail.com>
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3
Makefile
3
Makefile
@ -493,6 +493,9 @@ bench-url: all
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bench-events: all
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@$(NODE) benchmark/common.js events
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bench-util: all
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@$(NODE) benchmark/common.js util
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bench-all: bench bench-misc bench-array bench-buffer bench-url bench-events
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bench: bench-net bench-http bench-fs bench-tls
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15
benchmark/util/inspect.js
Normal file
15
benchmark/util/inspect.js
Normal file
@ -0,0 +1,15 @@
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var util = require('util');
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var common = require('../common.js');
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var bench = common.createBenchmark(main, {n: [5e6]});
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function main(conf) {
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var n = conf.n | 0;
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bench.start();
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for (var i = 0; i < n; i += 1) {
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var r = util.inspect({a: 'a', b: 'b', c: 'c', d: 'd'});
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}
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bench.end(n);
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}
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@ -163,9 +163,10 @@ function stylizeNoColor(str, styleType) {
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function arrayToHash(array) {
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var hash = Object.create(null);
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array.forEach(function(val) {
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for (var i = 0; i < array.length; i++) {
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var val = array[i];
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hash[val] = true;
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});
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}
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return hash;
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}
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