UglifyJS/lib/node.js

#! /usr/bin/env node

(function(){

    var fs = require("fs");
    var vm = require("vm");
    var sys = require("util");

    function load_global(file) {
        var code = fs.readFileSync(file, "utf8");
        return vm.runInThisContext(code, file);
    };

    load_global("./utils.js");
    load_global("./output.js");
    load_global("./ast.js");
    load_global("./parse.js");

    ///

    var filename = process.argv[2];
    console.time("parse");
    var ast = parse(fs.readFileSync(filename, "utf8"));
    console.timeEnd("parse");

    console.time("walk");
    ast.walk({
        _visit: function(node, descend) {
            //console.log(node);
            if (descend) descend.call(node);
        }
    });
    console.timeEnd("walk");

})();