jQuery를 응용한 소스

(function (definition) {
    // RequireJS
    if (typeof define == "function") {
        define([Asdf], definition);
    } else {
        definition(Asdf);
    }
})
(function($_) {
var arraySlice = Array.prototype.slice, readyRE = /complete|loaded|interactive/, isString = $_.O.isString ;
var arrayMap =  $_.A.map, nativeSplice = Array.prototype.splice, extend = $_.O.extend;
var root = this, compact = $_.A.compact;
function El(){
if (this.constructor !== El){
return new El();
}
};
function map(elements, fn){
return arrayMap(elements, function(el, i){ return fn.call(el, i, el); });
}
function slice(elements){
   return arraySlice.apply(toArray(elements), arraySlice.call(arguments,1));
}
function toArray(elements) {
var arr = [];
for (var i = 0, ref = arr.length = elements.length; i < ref; i++) {
arr[i] = elements[i];
}
return arr;
}
function get(elements, idx){
return idx === undefined ? toArray(elements) : elements[idx];
}
var elProto = {};
$_.O.each($_.Element, function (value, key){
elProto[key] = $_.F.wrap(value, function (fn) {
var self = this, args = arraySlice.call(arguments, 1);
if(/toggle|hide|show|remove|parent|next|prev/.test(key)){
return $_.Selector($_.A.unique($_.A.filter($_.A.map(self, function(value, i){ return fn.apply(self, [value].concat(args));}), function(value) {return !!value;})));
}else if(/html|text|value/.test(key)){
return fn.apply(self, [self[0]].concat(args));;
}
return null;
});
} );

    extend(El.prototype, {
    constructor: El,
length: 0,
    //map: map,
    //slice: slice,
    //get: get,
    //toArray: toArray,
    splice: nativeSplice
    });
    extend(El.prototype, elProto);
 
$_.Selector = function(selector, context, root) {
var element = new El();
var els = [];
if (!selector) {
return element;
}
if (selector.nodeType) {
element.length = 1;
return element;
}

if (isString(selector)) {
els = $_.Element.find(document, selector, context, root);
}
if ($_.O.isArray(selector)) {
els = selector;
}
return (els.length===0)?null:makeArray(els, element);

};
function makeArray( arr, results ) {
var ret = results || [];

if ( arr != null ) {
if ( arr.length == null || $_.O.isString(arr) ||$_.O.isFunction(arr) || $_.O.isRegexp(arr) || arr===root ) {
Array.prototype.push.call( ret, arr );
} else {
merge( ret, arr );
}
}
return ret;
}
function merge( first, second ) {
var l = second.length,
i = first.length,
j = 0;

if ( typeof l === "number" ) {
for ( ; j < l; j++ ) {
first[ i++ ] = second[ j ];
}

} else {
while ( second[j] !== undefined ) {
first[ i++ ] = second[ j++ ];
}
}
first.length = i;
return first;
}

});