minimal-watchables.js

var cfv = {};
// Original is (C) Andrea Giammarchi - Mit Style License
cfv.Array = (function(){ 
    function extendedArray(length){
        if(arguments.length === 1 && typeof length === "number") this.length = -1 < length && length === length << 1 >> 1 ? length : this.push(length);
        else if(arguments.length) this.push.apply(this, arguments);
    };
    function Array(){};
    Array.prototype = [];
    extendedArray.prototype = new Array;
    extendedArray.prototype.length = 0;
    extendedArray.prototype.toString = function(){
        return  this.slice(0).toString();
    };
    extendedArray.prototype.constructor = extendedArray;
    return extendedArray;
})();