Code Duplication    Length = 6-6 lines in 2 locations

vendor/cakephp/cakephp/src/Mailer/Email.php 2 locations

@@ 1727-1732 (lines=6) @@
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        $boundary = $relBoundary = $textBoundary = $this->_boundary;
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        if ($hasInlineAttachments) {
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            $msg[] = '--' . $boundary;
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            $msg[] = 'Content-Type: multipart/related; boundary="rel-' . $boundary . '"';
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            $msg[] = '';
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            $relBoundary = $textBoundary = 'rel-' . $boundary;
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        }
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        if ($hasMultipleTypes && $hasAttachments) {
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            $msg[] = '--' . $relBoundary;
@@ 1734-1739 (lines=6) @@
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            $relBoundary = $textBoundary = 'rel-' . $boundary;
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        }
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        if ($hasMultipleTypes && $hasAttachments) {
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            $msg[] = '--' . $relBoundary;
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            $msg[] = 'Content-Type: multipart/alternative; boundary="alt-' . $boundary . '"';
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            $msg[] = '';
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            $textBoundary = 'alt-' . $boundary;
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        }
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        if (isset($rendered['text'])) {
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            if ($multiPart) {