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kawanet/verbose.js

Last active August 29, 2015 14:21
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node.js で、起動時のコマンドライン引数にある「-v」の個数を１行で取得
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verbose.js
var VERBOSE = Array.prototype.filter.call(process.argv, RegExp.prototype.test.bind(RegExp("^-v$"))).length;
console.error("error");
if (VERBOSE > 0) console.warn("warn");
if (VERBOSE > 1) console.log("log");
if (VERBOSE > 2) console.info("info");
if (VERBOSE > 3) console.debug("debug");
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