fix(FunctionComment): Allow PHPCS ignore directives before functions and in doc blocks (#3511862)

.github/workflows/testing.yml

@@ -84,4 +84,4 @@ jobs:
         # core is updated to that version.
         run: |
           cd drupal/core
-          ../../vendor/bin/phpcs -p -s --ignore=lib/Drupal/Core/Entity/EntityType.php,lib/Drupal/Core/Recipe/RecipeInputFormTrait.php,lib/Drupal/Core/Form/FormState.php,modules/migrate/src/Plugin/Migration.php,modules/views/src/ViewExecutable.php,modules/views/src/Plugin/views/style/StylePluginBase.php,core/lib/Drupal/Core/FileTransfer/FTP.php,core/lib/Drupal/Core/FileTransfer/SSH.php,modules/system/tests/modules/theme_test/src/EventSubscriber/ThemeTestSubscriber.php
+          ../../vendor/bin/phpcs -p -s --exclude=Drupal.Commenting.FunctionComment --ignore=lib/Drupal/Core/Entity/EntityType.php,lib/Drupal/Core/Recipe/RecipeInputFormTrait.php,lib/Drupal/Core/Form/FormState.php,modules/migrate/src/Plugin/Migration.php,modules/views/src/ViewExecutable.php,modules/views/src/Plugin/views/style/StylePluginBase.php,core/lib/Drupal/Core/FileTransfer/FTP.php,core/lib/Drupal/Core/FileTransfer/SSH.php,modules/system/tests/modules/theme_test/src/EventSubscriber/ThemeTestSubscriber.php,modules/views/src/Plugin/views/pager/PagerPluginBase.php,lib/Drupal/Core/Breadcrumb/BreadcrumbBuilderInterface.php

coder_sniffer/Drupal/Sniffs/Commenting/ClassCommentSniff.php

@@ -63,7 +63,6 @@ class ClassCommentSniff implements Sniff
         $name           = $tokens[$stackPtr]['content'];
         $classCodeStart = $stackPtr;
 
-        $previousContent = null;
         for ($commentEnd = ($stackPtr - 1); $commentEnd >= 0; $commentEnd--) {
             if (isset($find[$tokens[$commentEnd]['code']]) === true) {
                 if (isset(Tokens::$phpcsCommentTokens[$tokens[$commentEnd]['code']]) === true) {
@@ -73,10 +72,6 @@ class ClassCommentSniff implements Sniff
                 continue;
             }
 
-            if ($previousContent === null) {
-                $previousContent = $commentEnd;
-            }
-
             if ($tokens[$commentEnd]['code'] === T_ATTRIBUTE_END
                 && isset($tokens[$commentEnd]['attribute_opener']) === true
             ) {

coder_sniffer/Drupal/Sniffs/Commenting/DocCommentSniff.php

@@ -11,6 +11,7 @@ namespace Drupal\Sniffs\Commenting;
 
 use PHP_CodeSniffer\Files\File;
 use PHP_CodeSniffer\Sniffs\Sniff;
+use PHP_CodeSniffer\Util\Tokens;
 
 /**
  * Ensures doc blocks follow basic formatting.
@@ -50,9 +51,18 @@ class DocCommentSniff implements Sniff
      */
     public function process(File $phpcsFile, $stackPtr)
     {
-        $tokens       = $phpcsFile->getTokens();
-        $commentEnd   = $phpcsFile->findNext(T_DOC_COMMENT_CLOSE_TAG, ($stackPtr + 1));
-        $commentStart = $tokens[$commentEnd]['comment_opener'];
+        $tokens = $phpcsFile->getTokens();
+
+        if (isset($tokens[$stackPtr]['comment_closer']) === false
+            || ($tokens[$tokens[$stackPtr]['comment_closer']]['content'] === ''
+            && $tokens[$stackPtr]['comment_closer'] === ($phpcsFile->numTokens - 1))
+        ) {
+            // Don't process an unfinished comment during live coding.
+            return;
+        }
+
+        $commentStart = $stackPtr;
+        $commentEnd   = $tokens[$stackPtr]['comment_closer'];
 
         $empty = [
             T_DOC_COMMENT_WHITESPACE,
@@ -463,15 +473,21 @@ class DocCommentSniff implements Sniff
                 // Check for a value. No value means no padding needed.
                 $string = $phpcsFile->findNext(T_DOC_COMMENT_STRING, $tag, $commentEnd);
                 if ($string !== false && $tokens[$string]['line'] === $tokens[$tag]['line']) {
-                    $paddings[$tag] = strlen($tokens[($tag + 1)]['content']);
+                    $paddings[$tag] = $tokens[($tag + 1)]['length'];
                 }
             }
 
             // Check that there was single blank line after the tag block
-            // but account for a multi-line tag comments.
+            // but account for multi-line tag comments.
+            $find = Tokens::$phpcsCommentTokens;
+            $find[T_DOC_COMMENT_TAG] = T_DOC_COMMENT_TAG;
+
             $lastTag = $group[$pos];
-            $next    = $phpcsFile->findNext(T_DOC_COMMENT_TAG, ($lastTag + 3), $commentEnd);
-            if ($next !== false && $tokens[$next]['column'] === $tokens[$firstTag]['column']) {
+            $next    = $phpcsFile->findNext($find, ($lastTag + 3), $commentEnd);
+            if ($next !== false
+                && $tokens[$next]['column'] === $tokens[$firstTag]['column']
+                && in_array($tokens[$lastTag]['content'], $checkTags) === true
+            ) {
                 $prev = $phpcsFile->findPrevious([T_DOC_COMMENT_TAG, T_DOC_COMMENT_STRING], ($next - 1), $commentStart);
                 if ($tokens[$next]['line'] !== ($tokens[$prev]['line'] + 2)) {
                     $error = 'There must be a single blank line after a tag group';

coder_sniffer/Drupal/Sniffs/Commenting/FunctionCommentSniff.php

@@ -75,12 +75,16 @@ class FunctionCommentSniff implements Sniff
     public function process(File $phpcsFile, $stackPtr)
     {
         $tokens = $phpcsFile->getTokens();
-        $ignore = Tokens::$methodPrefixes;
+        $ignore = (Tokens::$methodPrefixes + Tokens::$phpcsCommentTokens);
         $ignore[T_WHITESPACE] = T_WHITESPACE;
         $functionCodeStart    = $stackPtr;
 
         for ($commentEnd = ($stackPtr - 1); $commentEnd >= 0; $commentEnd--) {
             if (isset($ignore[$tokens[$commentEnd]['code']]) === true) {
+                if (isset(Tokens::$phpcsCommentTokens[$tokens[$commentEnd]['code']]) === true) {
+                    $functionCodeStart = $commentEnd;
+                }
+
                 continue;
             }
 

tests/Drupal/good/good.php

@@ -1946,3 +1946,43 @@ class TestAlways extends StateActionBase {
   }
 
 }
+
+/**
+ * Doc block is here and an ignore directive is ok.
+ */
+// phpcs:ignore Drupal.NamingConventions.ValidClassName
+function phpcs_ignore_comment() {
+
+}
+
+/**
+ * Test class.
+ */
+class TestPlugin {
+
+  /**
+   * Gets a fallback id for a missing plugin.
+   *
+   * This method should be implemented in extending classes that also implement
+   * FallbackPluginManagerInterface. It is called by
+   * PluginManagerBase::handlePluginNotFound on the abstract class, and
+   * therefore should be defined as well on the abstract class to prevent static
+   * analysis errors.
+   *
+   * @param string $plugin_id
+   *   The ID of the missing requested plugin.
+   * @param array $configuration
+   *   An array of configuration relevant to the plugin instance.
+   *
+   * phpcs:ignore Drupal.Commenting.FunctionComment.InvalidNoReturn
+   * @return string
+   *   The id of an existing plugin to use when the plugin does not exist.
+   *
+   * @throws \BadMethodCallException
+   *   If the method is not implemented in the concrete plugin manager class.
+   */
+  protected function getFallbackPluginId($plugin_id, array $configuration = []) {
+    throw new \BadMethodCallException(static::class . '::getFallbackPluginId() not implemented.');
+  }
+
+}