dir.js

#!/usr/bin/env seed

var __author__ = "Yoan Blanc <yoan.blanc@gmail.com>";

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

function toArray(ary) {
    var args = Array.prototype.slice.call(arguments, 1);
    return Array.prototype.slice.apply(ary, args);
}

if(Seed.argv.length < 3) {
    Seed.print("Seed module explorer.\n");
    Seed.printf("\tauthor: %s", __author__);
    Seed.print("\tlicense: GPL");
    Seed.printf("\tusage: %s MODULE <PATTERN>", toArray(Seed.argv, 0, 2).join(" "));
} else {
    var modulename = Seed.argv[2],
        namespace = modulename.split(".")[0],
        pattern = Seed.argv[3]||null,
        module;

    if (namespace !== "Seed") {
        try {
            Seed.import_namespace(namespace);
            module = eval(modulename);
        } catch(e) {
            Seed.printf("%s occurs while loading %s", e.name, namespace);
            Seed.print(e.message);
            Seed.quit();
        }

        if(typeof module === "undefined") {
            Seed.printf("%s isn't part of %s", modulename, namespace);
            Seed.quit();
        }
    } else {
        module = Seed;
    }
     
    var items = [];
    for(var name in module) {
        items.push(name);
    }
    if(pattern) {
        var re = new RegExp(pattern, "i");
        items = items.filter(function(item){
            return item.match(re);
        });
    }

    Seed.print(items.join(", "));
}