public function addMessageType(\google\protobuf\DescriptorProto $value)
    {
        if ($this->message_type === null) {
            $this->message_type = new \Protobuf\MessageCollection();
        }

        $this->message_type->add($value);
    }
public function addMessageType(\google\protobuf\DescriptorProto $value)
    {
        if ($this->message_type === null) {
            $this->message_type = new \Protobuf\MessageCollection();
        }

        $this->message_type->add($value);
    }
public function addMessageType ( \ google \ protobuf \ DescriptorProto $ value ) { if ( $ this -> message_type === null ) { $ this -> message_type = new \ Protobuf \ MessageCollection ( ) ; } $ this -> message_type -> add ( $ value ) ; }
Add a new element to 'message_type'

@param \google\protobuf\DescriptorProto $value
Add a new element to message_type