fix(InlineCommen): Allow spellchecker keyword (#3424914)

coder_sniffer/Drupal/Sniffs/Commenting/InlineCommentSniff.php

@@ -351,7 +351,7 @@ class InlineCommentSniff implements Sniff
         // Also, when the comment starts with cspell: don't check the end of the
         // comment.
         if (preg_match('/^\p{L}/u', $commentText) === 1
-            && preg_match('/(cspell|spell\-checker):/i', $commentText) === 0
+            && preg_match('/(cspell|spell\-checker|spellchecker):/i', $commentText) === 0
         ) {
             $commentCloser   = $commentText[(strlen($commentText) - 1)];
             $acceptedClosers = [

tests/Drupal/Commenting/InlineCommentUnitTest.inc

@@ -126,3 +126,6 @@ $x = 2;
 // And here as well.
 // spell-checker:ignore bananarama
 $x = 3;
+// Different keword.
+// spellchecker:disable-next-line
+$x = 4;

tests/Drupal/Commenting/InlineCommentUnitTest.inc.fixed

@@ -125,3 +125,6 @@ $x = 2;
 // And here as well.
 // spell-checker:ignore bananarama
 $x = 3;
+// Different keword.
+// spellchecker:disable-next-line
+$x = 4;