/* global WSE */

(function () {

    function getBacktrace (command, interpreter) {

        var i, frame, str = "", len = interpreter.callStack.length;

        for (i = 0; i < len; i += 1){
            frame = interpreter.callStack[i];
            str += "&nbsp;&nbsp;&nbsp;" + frame.sceneId+":" + frame.scenePath +
                ":" + frame.index + ":" + frame.currentElement + "<br/>";
        }

        str += "&nbsp;>&nbsp;" + interpreter.sceneId + ":" + interpreter.scenePath +
            ":" + interpreter.index + ":" + interpreter.currentElement + "<br/>";

        interpreter.runVars["backtrace"] = "" + str;

        return {
            doNext: true
        };
    }

    WSE.commands.getBacktrace = getBacktrace;

}());