Merge branch 'patch-3' of https://github.com/thiemowmde/PHP_CodeSniffer

Author: gsherwood

src/Standards/Squiz/Sniffs/PHP/NonExecutableCodeSniff.php

@@ -211,12 +211,16 @@ public function process(File $phpcsFile, $stackPtr)
                 break;
             }
 
-            if ($tokens[$start]['code'] === T_OPEN_PARENTHESIS) {
+            if (isset($tokens[$start]['parenthesis_closer']) === true
+                && $tokens[$start]['code'] === T_OPEN_PARENTHESIS
+            ) {
                 $start = $tokens[$start]['parenthesis_closer'];
                 continue;
             }
 
-            if ($tokens[$start]['code'] === T_OPEN_CURLY_BRACKET) {
+            if (isset($tokens[$start]['bracket_closer']) === true
+                && $tokens[$start]['code'] === T_OPEN_CURLY_BRACKET
+            ) {
                 $start = $tokens[$start]['bracket_closer'];
                 continue;
             }