code: function ParamCountError(methodName, expectedParamsString, paramCount) {
        this.message = 'Bullet:: [' + methodName + '] ' + expectedParamsString + ', but received: ' + paramCount;
        var error = new Error(this.message);
        if (typeof error.stack !== 'undefined') this.stack = error.stack;
      }
docs: ------------------------------------------------------------------------------------------ -- Custom Errors ------------------------------------------------------------------------------------------