The helper returns a Boolean, not void.

xjm · xjm · commit b5981126daa6 · 2020-08-13T12:02:18.000-05:00
diff --git a/src/Standards/Squiz/Sniffs/Commenting/FunctionCommentSniff.php b/src/Standards/Squiz/Sniffs/Commenting/FunctionCommentSniff.php
@@ -728,7 +728,7 @@ protected function checkSpacingAfterParamName(File $phpcsFile, $param, $maxVar,
      *                                                  in the stack passed in $tokens.
      * @param int                         $commentStart The position in the stack where the comment started.
      *
-     * @return void
+     * @return boolean TRUE if the docblock contains only {@inheritdoc} (case-insensitive).
      */
     protected function checkInheritdoc(File $phpcsFile, $stackPtr, $commentStart)
     {

Original file line number	Diff line number	Diff line change
`@@ -728,7 +728,7 @@ protected function checkSpacingAfterParamName(File $phpcsFile, $param, $maxVar,`
`728`	`728`	`* in the stack passed in $tokens.`
`729`	`729`	`* @param int $commentStart The position in the stack where the comment started.`
`730`	`730`	`*`
`731`		`- * @return void`
	`731`	`+ * @return boolean TRUE if the docblock contains only {@inheritdoc} (case-insensitive).`
`732`	`732`	`*/`
`733`	`733`	`protected function checkInheritdoc(File $phpcsFile, $stackPtr, $commentStart)`
`734`	`734`	`{`