Extended Console Log

(function () {
    'use strict';

    var specialConsole = (function () {
        var writeLine = function () {
            var args = Array.prototype.slice.call(arguments);
            if (args.length > 0) {
                var outputString = createString(args);
                console.log(outputString);
            }
        };

        var writeError = function () {
            var args = Array.prototype.slice.call(arguments);
            if (args.length > 0) {
                var outputString = createString(args);
                console.error(outputString);
            }
        };

        function createString(dataArr) {
            var regExp = new RegExp('(\\{(0)\\})', ['gi']);
            var workString = dataArr[0].toString();
            var ocurrArr = workString.match(regExp);
            var count = 1;
            while (ocurrArr) {
                workString = workString.replace(regExp, (dataArr[count] || '').toString());
                regExp = new RegExp('(\\{(' + count + ')\\})', ['gi']);
                ocurrArr = workString.match(regExp);
                count++;
            }

            return workString;
        }

        return {
            writeLine: writeLine,
            writeError: writeError
        };
    })();

    specialConsole.writeLine();
    specialConsole.writeLine('Test message!');
    specialConsole.writeLine('Test message with {1} {0}{2}', 'placeholders', 'some', '!');
    specialConsole.writeLine('Test message with {1} {0}{2} and missing parameter!', 'placeholders', 'some');

    specialConsole.writeError();
    specialConsole.writeError('Error message!');
    specialConsole.writeError('Error message with {1} {0}{2}', 'placeholders', 'some', '!');
    specialConsole.writeError('Error message with {1} {0}{2} and missing parameter!', 'placeholders', 'some');
})();