Use PHP 7.2+ code

Author: mmoll

Symfony/Sniffs/Arrays/MultiLineArrayCommaSniff.php

@@ -96,9 +96,11 @@ public function process(File $phpcsFile, $stackPtr)
                 while ($lastCommaPtr < $closePtr -1) {
                     $lastCommaPtr++;
 
-                    if ($tokens[$lastCommaPtr]['code'] !== T_WHITESPACE
-                        && $tokens[$lastCommaPtr]['code'] !== T_PHPCS_IGNORE
-                        && $tokens[$lastCommaPtr]['code'] !== T_COMMENT
+                    if (!in_array(
+                        $tokens[$lastCommaPtr]['code'],
+                        [T_WHITESPACE, T_PHPCS_IGNORE, T_COMMENT],
+                        true
+                    )
                     ) {
                         $fix = $phpcsFile->addFixableError(
                             'Add a comma after each item in a multi-line array',

Symfony/Sniffs/Classes/PropertyDeclarationSniff.php

@@ -68,10 +68,7 @@ public function process(File $phpcsFile, $stackPtr)
     {
         $tokens = $phpcsFile->getTokens();
 
-        $end = null;
-        if (isset($tokens[$stackPtr]['scope_closer'])) {
-            $end = $tokens[$stackPtr]['scope_closer'];
-        }
+        $end = $tokens[$stackPtr]['scope_closer'] ?? null;
 
         $scope = $phpcsFile->findNext(
             T_FUNCTION,

Symfony/Sniffs/Commenting/AnnotationsSniff.php

@@ -28,7 +28,7 @@
  */
 class AnnotationsSniff implements Sniff
 {
-    const PATTERN = '/^@([^\\\(]+).*$/i';
+    private const PATTERN = '/^@([^\\\(]+).*$/i';
 
     /**
      * Registers the tokens that this sniff wants to listen for.

Symfony/Sniffs/Functions/ScopeOrderSniff.php

@@ -83,11 +83,7 @@ public function process(File $phpcsFile, $stackPtr)
         );
 
         while ($function) {
-            $end = null;
-
-            if (isset($tokens[$stackPtr]['scope_closer'])) {
-                $end = $tokens[$stackPtr]['scope_closer'];
-            }
+            $end = $tokens[$stackPtr]['scope_closer'] ?? null;
 
             $function = $phpcsFile->findNext(
                 array(