using System;

using System.Text.RegularExpressions;

public class Program

{

    public static void Main()

    {

        String data="//from project\r\n$.import(\"sap.hana.ide.catalog.plugin.performance.server.lib\", \"helpers\");\r\nvar h = $.sap.hana.ide.catalog.plugin.performance.server.lib.helpers;\r\n//basic example\r\n$.import(\"a.b\",\"math\"); //var otherHashVar= new otherHash();\r\n$.a.b.math.max(1);  //otherHashVar.max(1);\r\n\ralert($.a.b.math.a);//alert(otherHashVar.a);\r\n\r\n//a bit more complex\rv\n\r z=$.import(\"a.b.c\",\"x\"); // var z=new otherHash(); -> no additional fixes to be done\rz\n.foo(); \r\n\r//another variation\r$.import (\"a.b\",\"myLib\").x(); // similar to first \r\n//var otherHashVar=new OtherHash();\r\n//otherHashVar.x();\r\n\r\nvar z=$.import(\"a\\b\\c.xsjs\"); \r\n\r\nz=$.import(\"a\\b\\c.xsjs\").a.b.c++;"   

            ;

        //System.Console.WriteLine(data);

        String expr="((?:var\\s+)?[\\w_]+\\s*=)?\\s*\\$\\.import\\s*\\((?:[\"\"'']([^''\"\";)]+)[\"\"''])(?:\\s*,\\s*(?:[\"\"'']([^''\"\";)]+)[\"\"'']))?\\s*\\)(\\.[^;]+;)?";

        Regex r=new Regex(expr);

        Match m=r.Match(data);

        while(m.Success){

            System.Console.WriteLine("Match found ");

            System.Console.WriteLine(m.Value);

            System.Console.WriteLine();

            m = r.Match(data, m.Index + m.Length);

        }

    }

}