protected function resolveMethods()
    {
        $methods = $this->reflectionClass->getMethods();
        if ($this->isFacade()) {
            $methods = array_merge($methods, $this->getFacadeReflectionClass()->getMethods());
        }
        foreach ($methods as $method) {
            $this->methods[] = new MethodSymbol($this, $method);
        }
    }