ancient js namespace

packager.js

// Note: these code is tooooo old.

// version 1
function(t) {
	function e(t) {
		for (var e, i = ("" + t).split("."), r = window, o = 0; e = i[o]; o++) n.call(r, e) || (r[e] = {}), r = r[e];
		return r
	}
	var n = Object.prototype.hasOwnProperty;
	t.packager = function(t, n) {
		var i = e(t),
			r = Array.prototype.slice.call(arguments);
		n.apply(i, r.slice(2))
	}
}(window)

// version 2
function packager(namespace, factory) {
    var parts = namespace.split("."),
        parent = {},
        part = null;

    if (Object.prototype.hasOwnProperty.call(window, parts[0])) {
        parent = window[parts[0]];
    } else {
        window[parts[0]] = parent = {};
    }

    parts = parts.slice(1);

    for (var i = 0; i < parts.length; i++) {
        part = parts[i];
        if (typeof parent[part] === 'undefined') {
            parent[part] = {};
        }
        parent = parent[part];
    }


    return parent = factory();
}

// usage: 
packager('app.service.users', function() {
    var exports = {};

    exports.getAll = function() {
        console.log('gotcha :P');
    }

    return exports;
})

// then somewhere else
app.services.users.getAll();