protected function isProperlyConfigured()
    {
        if (isset($this->isProperlyConfigured)) {
            return $this->isProperlyConfigured;
        }

        return $this->isProperlyConfigured = $this->checkConfiguration();
    }
protected function isProperlyConfigured()
    {
        if (isset($this->isProperlyConfigured)) {
            return $this->isProperlyConfigured;
        }

        return $this->isProperlyConfigured = $this->checkConfiguration();
    }
protected function isProperlyConfigured ( ) { if ( isset ( $ this -> isProperlyConfigured ) ) { return $ this -> isProperlyConfigured ; } return $ this -> isProperlyConfigured = $ this -> checkConfiguration ( ) ; }
Ensure the attribute has been configured correctly.

@return bool
Ensure the attribute has been configured correctly .