Implementation taken from: http://haxe.org/forum/thread/3395#nabble-td2119917

DeepCopy

package ;

class DeepCopy 
{
	// http://haxe.org/forum/thread/3395#nabble-td2119917
	public static function copy<T>( v:T ) : T 
	{ 
		if (!Reflect.isObject(v)) // simple type 
		{ 
			return v; 
		} 
		else if( Std.is( v, Array ) ) // array 
		{ 
			var r = Type.createInstance(Type.getClass(v), []); 
			untyped 
			{ 
				for( ii in 0...v.length ) 
				r.push(deepCopy(v[ii])); 
			} 
			return r; 
		} 
		else if( Type.getClass(v) == null ) // anonymous object 
		{ 
			var obj : Dynamic = {}; 
			for( ff in Reflect.fields(v) ) 
				Reflect.setField(obj, ff, deepCopy(Reflect.field(v, ff))); 
			return obj; 
		} 
		else // class 
		{ 
			var obj = Type.createEmptyInstance(Type.getClass(v)); 
			for( ff in Reflect.fields(v) ) 
				Reflect.setField(obj, ff, deepCopy(Reflect.field(v, ff))); 
			return obj; 
		} 
		return null; 
	} 
}