[Console] Fix PHP 8.1 null error for preg_match flag

Since PHP 8.1, null is no longer accepted as $flags, default integer `0` value should be used instead.
symfony · Feb 14, 2021 · 271b628 · 271b628
1 parent a10b1da
commit 271b628
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/Input/StringInput.php b/Input/StringInput.php
@@ -52,12 +52,12 @@ private function tokenize($input)
         $length = \strlen($input);
         $cursor = 0;
         while ($cursor < $length) {
-            if (preg_match('/\s+/A', $input, $match, null, $cursor)) {
-            } elseif (preg_match('/([^="\'\s]+?)(=?)('.self::REGEX_QUOTED_STRING.'+)/A', $input, $match, null, $cursor)) {
+            if (preg_match('/\s+/A', $input, $match, 0, $cursor)) {
+            } elseif (preg_match('/([^="\'\s]+?)(=?)('.self::REGEX_QUOTED_STRING.'+)/A', $input, $match, 0, $cursor)) {
                 $tokens[] = $match[1].$match[2].stripcslashes(str_replace(['"\'', '\'"', '\'\'', '""'], '', substr($match[3], 1, \strlen($match[3]) - 2)));
-            } elseif (preg_match('/'.self::REGEX_QUOTED_STRING.'/A', $input, $match, null, $cursor)) {
+            } elseif (preg_match('/'.self::REGEX_QUOTED_STRING.'/A', $input, $match, 0, $cursor)) {
                 $tokens[] = stripcslashes(substr($match[0], 1, \strlen($match[0]) - 2));
-            } elseif (preg_match('/'.self::REGEX_STRING.'/A', $input, $match, null, $cursor)) {
+            } elseif (preg_match('/'.self::REGEX_STRING.'/A', $input, $match, 0, $cursor)) {
                 $tokens[] = stripcslashes($match[1]);
             } else {
                 // should never happen