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/*!
* socket.io-node
* Copyright(c) 2011 LearnBoost <dev@learnboost.com>
* MIT Licensed
*/
/**
* Module dependencies.
*/
/**
* Converts an enumerable to an array.
*
* @api public
*/
exports.toArray = function (enu) {
var arr = [];
for (var i = 0, l = enu.length; i < l; i++)
arr.push(enu[i]);
return arr;
};
/**
* Unpacks a buffer to a number.
*
* @api public
*/
exports.unpack = function (buffer) {
var n = 0;
for (var i = 0; i < buffer.length; ++i) {
n = (i == 0) ? buffer[i] : (n * 256) + buffer[i];
}
return n;
}
/**
* Left pads a string.
*
* @api public
*/
exports.padl = function (s,n,c) {
return new Array(1 + n - s.length).join(c) + s;
}
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