internal constants are PascalCase

Author: dg

src/Mail/Message.php

@@ -310,7 +310,7 @@ private function createAttachment(
 
 		$part->setBody($content);
 		$part->setContentType($contentType);
-		$part->setEncoding(preg_match('#(multipart|message)/#A', $contentType) ? self::ENCODING_8BIT : self::ENCODING_BASE64);
+		$part->setEncoding(preg_match('#(multipart|message)/#A', $contentType) ? self::Encoding8Bit : self::EncodingBase64);
 		$part->setHeader('Content-Disposition', $disposition . '; filename="' . addcslashes($file, '"\\') . '"');
 		return $part;
 	}
@@ -359,17 +359,17 @@ public function build(): static
 
 			$alt->setContentType('text/html', 'UTF-8')
 				->setEncoding(preg_match('#[^\n]{990}#', $mail->htmlBody)
-					? self::ENCODING_QUOTED_PRINTABLE
-					: (preg_match('#[\x80-\xFF]#', $mail->htmlBody) ? self::ENCODING_8BIT : self::ENCODING_7BIT))
+					? self::EncodingQuotedPrintable
+					: (preg_match('#[\x80-\xFF]#', $mail->htmlBody) ? self::Encoding8Bit : self::Encoding7Bit))
 				->setBody($mail->htmlBody);
 		}
 
 		$text = $mail->getBody();
 		$mail->setBody('');
 		$cursor->setContentType('text/plain', 'UTF-8')
 			->setEncoding(preg_match('#[^\n]{990}#', $text)
-				? self::ENCODING_QUOTED_PRINTABLE
-				: (preg_match('#[\x80-\xFF]#', $text) ? self::ENCODING_8BIT : self::ENCODING_7BIT))
+				? self::EncodingQuotedPrintable
+				: (preg_match('#[\x80-\xFF]#', $text) ? self::Encoding8Bit : self::Encoding7Bit))
 			->setBody($text);
 
 		return $mail;

src/Mail/MimePart.php

@@ -24,10 +24,10 @@ class MimePart
 
 	/** encoding */
 	public const
-		ENCODING_BASE64 = 'base64',
-		ENCODING_7BIT = '7bit',
-		ENCODING_8BIT = '8bit',
-		ENCODING_QUOTED_PRINTABLE = 'quoted-printable';
+		EncodingBase64 = 'base64',
+		Encoding7Bit = '7bit',
+		Encoding8Bit = '8bit',
+		EncodingQuotedPrintable = 'quoted-printable';
 
 	/** @internal */
 	public const EOL = "\r\n";
@@ -233,19 +233,19 @@ public function getEncodedMessage(): string
 		$body = $this->body;
 		if ($body !== '') {
 			switch ($this->getEncoding()) {
-				case self::ENCODING_QUOTED_PRINTABLE:
+				case self::EncodingQuotedPrintable:
 					$output .= quoted_printable_encode($body);
 					break;
 
-				case self::ENCODING_BASE64:
+				case self::EncodingBase64:
 					$output .= rtrim(chunk_split(base64_encode($body), self::LineLength, self::EOL));
 					break;
 
-				case self::ENCODING_7BIT:
+				case self::Encoding7Bit:
 					$body = preg_replace('#[\x80-\xFF]+#', '', $body);
 					// break omitted
 
-				case self::ENCODING_8BIT:
+				case self::Encoding8Bit:
 					$body = str_replace(["\x00", "\r"], '', $body);
 					$body = str_replace("\n", self::EOL, $body);
 					$output .= $body;

tests/Mail/Mail.attachment.phpt

@@ -49,7 +49,7 @@ Assert::match(<<<'EOD'
 
 $mail = new Message;
 $mail->addAttachment(__DIR__ . '/fixtures/example.zip', null, 'application/zip')
-	->setEncoding(Message::ENCODING_QUOTED_PRINTABLE);
+	->setEncoding(Message::EncodingQuotedPrintable);
 $mailer->send($mail);
 
 Assert::match(<<<'EOD'