/*

	Copyright (c) 2004-2012, The Dojo Foundation All Rights Reserved.

	Available via Academic Free License >= 2.1 OR the modified BSD license.

	see: http://dojotoolkit.org/license for details

*/

//>>built

define("dojo/regexp",["./_base/kernel","./_base/lang"],function(_1,_2){

var _3={};

_2.setObject("dojo.regexp",_3);

_3.escapeString=function(_4,_5){

return _4.replace(/([\.$?*|{}\(\)\[\]\\\/\+^])/g,function(ch){

if(_5&&_5.indexOf(ch)!=-1){

return ch;

}

return "\\"+ch;

});

};

_3.buildGroupRE=function(_6,re,_7){

if(!(_6 instanceof Array)){

return re(_6);

}

var b=[];

for(var i=0;i<_6.length;i++){

b.push(re(_6[i]));

}

return _3.group(b.join("|"),_7);

};

_3.group=function(_8,_9){

return "("+(_9?"?:":"")+_8+")";

};

return _3;

});