src/Message/PartFilter.php
private function failsMultiPartFilter(MessagePart $part)
    {
        if (!($part instanceof MimePart)) {
            return $this->multipart !== static::FILTER_EXCLUDE;
        }
        return ($this->multipart === static::FILTER_EXCLUDE && $part->isMultiPart())
            || ($this->multipart === static::FILTER_INCLUDE && !$part->isMultiPart());
    }
private function failsMultiPartFilter(MessagePart $part)
    {
        if (!($part instanceof MimePart)) {
            return $this->multipart !== static::FILTER_EXCLUDE;
        }
        return ($this->multipart === static::FILTER_EXCLUDE && $part->isMultiPart())
            || ($this->multipart === static::FILTER_INCLUDE && !$part->isMultiPart());
    }
private function failsMultiPartFilter ( MessagePart $ part ) { if ( ! ( $ part instanceof MimePart ) ) { return $ this -> multipart !== static :: FILTER_EXCLUDE ; } return ( $ this -> multipart === static :: FILTER_EXCLUDE && $ part -> isMultiPart ( ) ) || ( $ this -> multipart === static :: FILTER_INCLUDE && ! $ part -> isMultiPart ( ) ) ; }
Returns true if the passed MessagePart fails the filter's multipart
filter settings.

@param MessagePart $part
@return bool
Returns true if the passed MessagePart fails the filter s multipart filter settings .