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uglify benchmark

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This commit is contained in:
Sebastian McKenzie 2014-10-15 09:12:40 +11:00
parent cf40adb482
commit e6cc931f6d
1 changed files with 60 additions and 9 deletions
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69
benchmark/index.js
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@ -7,9 +7,11 @@ var es6now = require("es6now");
var esnext = require("esnext");
var to5 = require("../lib/6to5");
var uglify = require("uglify-js");
var matcha = require("matcha");
var stream = require("stream");
var path = require("path");
var zlib = require("zlib");
var fs = require("fs");
var vm = require("vm");
var _ = require("lodash");
@ -18,6 +20,10 @@ var readResolve = function (filename) {
return fs.readFileSync(require.resolve(filename), "utf8");
};
var getVersion = function (name) {
return require(name + "/package.json").version;
};
var jsTransVisitors = [];
_.each([
@ -76,10 +82,62 @@ var compilers = {
}
};
// versions
var uglifyTitle = "uglify v" + getVersion("uglify-js");
_.each(compilers, function (compiler, name) {
compiler.title = name + " v" + require(name + "/package.json").version;
compiler.title = name + " v" + getVersion(name);
});
//
var sizeBenchmark = function (code, loc, name, compiler) {
var log = function (output, title) {
title = [compiler.title].concat(title || []).join(" + ");
var kilo = (output.length / 1024).toFixed(2);
var text;
var color;
if (output === false) {
text = "error";
color = "red";
} else {
text = kilo + "KB";
color = "cyan";
}
text = matcha.utils.color(matcha.utils.padBefore(text, 22), color);
console.log(text, matcha.utils.color("» " + title, "gray"));
};
var go = function (getOutput, title) {
var code;
try {
code = getOutput();
} catch (err) {
log(false, title);
return;
}
log(code, title);
};
var output;
go(function () {
return output = output || compiler.compile(code, loc);
});
if (!output) return;
go(function () {
return uglify.minify(output, { fromString: true }).code;
}, uglifyTitle);
};
//
_.each(fs.readdirSync(__dirname + "/fixtures"), function (name) {
var alias = path.basename(name, path.extname(name));
@ -91,14 +149,7 @@ _.each(fs.readdirSync(__dirname + "/fixtures"), function (name) {
before(function () {
_.each(compilers, function (compiler, name) {
var output = compiler.compile(code, loc);
if (compiler.runtime) output = compiler.runtime + "\n" + output;
var kilo = (output.length / 1024).toFixed(2);
console.log(
matcha.utils.color(matcha.utils.padBefore(kilo + "KB", 22), "cyan"),
matcha.utils.color("» " + compiler.title, "gray")
);
sizeBenchmark(code, loc, name, compiler);
});
});