SlevomatCodingStandard.Commenting.DocCommentSpacing: Fixed internal error for invalid doccomment

Author: kukulich

SlevomatCodingStandard/Sniffs/Commenting/DocCommentSpacingSniff.php

@@ -112,6 +112,10 @@ public function process(File $phpcsFile, $docCommentOpenerPointer): void
 
 		$parsedDocComment = DocCommentHelper::parseDocComment($phpcsFile, $docCommentOpenerPointer);
 
+		if ($parsedDocComment === null) {
+			return;
+		}
+
 		$firstContentStartPointer = $parsedDocComment->getNodeStartPointer($phpcsFile, $parsedDocComment->getNode()->children[0]);
 		$firstContentEndPointer = $parsedDocComment->getNodeEndPointer(
 			$phpcsFile,

tests/Sniffs/Commenting/DocCommentSpacingSniffTest.php

@@ -13,6 +13,12 @@ public function testEmptyDocComment(): void
 		self::assertNoSniffErrorInFile($report);
 	}
 
+	public function testInvalidDocComment(): void
+	{
+		$report = self::checkFile(__DIR__ . '/data/docCommentSpacingInvalidDocComment.php');
+		self::assertNoSniffErrorInFile($report);
+	}
+
 	public function testInlineDocComment(): void
 	{
 		$report = self::checkFile(__DIR__ . '/data/docCommentSpacingInlineDocComment.php');

tests/Sniffs/Commenting/data/docCommentSpacingInvalidDocComment.php

@@ -0,0 +1,5 @@
+<?php
+
+/*********
+ * Invalid
+ */