legos/lib/lego-glob.js

Snap your streams together

'use strict';
/*
 *          _______
 *         /\      \
 *        /  \      \        _
 *       / O  \      \      | |
 *      /      \      \     | |     ___  __ _  ___  ___
 *     /      O \______\    | |    / _ \/ _` |/ _ \/ __|
 *     \ O      /      /    | |___|  __/ (_| | (_) \__ \
 *      \      /      /     |______\___|\__, |\___/|___/
 *       \  O /      /                   __/ |
 *        \  /      /                   |___/
 *         \/______/
 */

var util = require('util');
var glob = require('glob');
var async = require('async');
var Lego = require('./lego');

function LegoGlob(pattern, opts) {
	Lego.call(this);
	this.pattern = pattern || '**/*';
	this.options = opts || {};
	this.options.autoClose = this.options.autoClose !== false;
}

util.inherits(LegoGlob, Lego);

LegoGlob.prototype.open = function open(weak) {
	Lego.prototype.open.call(this, weak);

	var self = this;
	glob(this.pattern, this.options, function (err, files) {
		if (err) {
			throw err;
		}

		async.each(files,
				function (file, cb) {
					self.write(file);
					cb();
				}, function (err) {
					if (err) {
						throw err;
					}
					if (self.options.autoClose) {
						self.close();
					}
				});
	});

	return this;
};

module.exports = LegoGlob;