public function checkTypeExists(array &$options)
    {
        //if an improper value was supplied
        if (!array_key_exists($options['type'], $this->fieldTypes)) {
            throw new \InvalidArgumentException('The '.$options['type'].' field type in your '.$this->config->getOption('name').' configuration file is not valid');
        }

        //if this is a settings page and a field was supplied that is excluded
        if ($this->config->getType() === 'settings' && in_array($options['type'], $this->settingsFieldExclusions)) {
            throw new \InvalidArgumentException('The '.$options['type'].' field in your '.
                            $this->config->getOption('name').' settings page cannot be used on a settings page');
        }
    }
public function checkTypeExists(array &$options)
    {
        //if an improper value was supplied
        if (!array_key_exists($options['type'], $this->fieldTypes)) {
            throw new \InvalidArgumentException('The '.$options['type'].' field type in your '.$this->config->getOption('name').' configuration file is not valid');
        }

        //if this is a settings page and a field was supplied that is excluded
        if ($this->config->getType() === 'settings' && in_array($options['type'], $this->settingsFieldExclusions)) {
            throw new \InvalidArgumentException('The '.$options['type'].' field in your '.
                            $this->config->getOption('name').' settings page cannot be used on a settings page');
        }
    }
public function checkTypeExists ( array & $ options ) { //if an improper value was supplied if ( ! array_key_exists ( $ options [ 'type' ] , $ this -> fieldTypes ) ) { throw new \ InvalidArgumentException ( 'The ' . $ options [ 'type' ] . ' field type in your ' . $ this -> config -> getOption ( 'name' ) . ' configuration file is not valid' ) ; } //if this is a settings page and a field was supplied that is excluded if ( $ this -> config -> getType ( ) === 'settings' && in_array ( $ options [ 'type' ] , $ this -> settingsFieldExclusions ) ) { throw new \ InvalidArgumentException ( 'The ' . $ options [ 'type' ] . ' field in your ' . $ this -> config -> getOption ( 'name' ) . ' settings page cannot be used on a settings page' ) ; } }
Check to see if the type is valid.

@param array $options
Check to see if the type is valid .