Merge branch '4.4' into 5.2

* 4.4:
  Leverage str_contains/str_starts_with
  Leverage str_ends_with

Author: nicolas-grekas

Filesystem.php

@@ -175,7 +175,7 @@ public function remove($files)
                 if (!self::box('rmdir', $file) && file_exists($file)) {
                     throw new IOException(sprintf('Failed to remove directory "%s": ', $file).self::$lastError);
                 }
-            } elseif (!self::box('unlink', $file) && (false !== strpos(self::$lastError, 'Permission denied') || file_exists($file))) {
+            } elseif (!self::box('unlink', $file) && (str_contains(self::$lastError, 'Permission denied') || file_exists($file))) {
                 throw new IOException(sprintf('Failed to remove file "%s": ', $file).self::$lastError);
             }
         }
@@ -368,7 +368,7 @@ public function hardlink(string $originFile, $targetFiles)
     private function linkException(string $origin, string $target, string $linkType)
     {
         if (self::$lastError) {
-            if ('\\' === \DIRECTORY_SEPARATOR && false !== strpos(self::$lastError, 'error code(1314)')) {
+            if ('\\' === \DIRECTORY_SEPARATOR && str_contains(self::$lastError, 'error code(1314)')) {
                 throw new IOException(sprintf('Unable to create "%s" link due to error code 1314: \'A required privilege is not held by the client\'. Do you have the required Administrator-rights?', $linkType), 0, null, $target);
             }
         }

Tests/FilesystemTestCase.php

@@ -48,7 +48,7 @@ public static function setUpBeforeClass(): void
             $targetFile = tempnam(sys_get_temp_dir(), 'li');
             if (true !== @link($originFile, $targetFile)) {
                 $report = error_get_last();
-                if (\is_array($report) && false !== strpos($report['message'], 'error code(1314)')) {
+                if (\is_array($report) && str_contains($report['message'], 'error code(1314)')) {
                     self::$linkOnWindows = false;
                 }
             } else {
@@ -60,7 +60,7 @@ public static function setUpBeforeClass(): void
             $targetDir = tempnam(sys_get_temp_dir(), 'sl');
             if (true !== @symlink($originDir, $targetDir)) {
                 $report = error_get_last();
-                if (\is_array($report) && false !== strpos($report['message'], 'error code(1314)')) {
+                if (\is_array($report) && str_contains($report['message'], 'error code(1314)')) {
                     self::$symlinkOnWindows = false;
                 }
             } else {

composer.json

@@ -17,7 +17,8 @@
     ],
     "require": {
         "php": ">=7.2.5",
-        "symfony/polyfill-ctype": "~1.8"
+        "symfony/polyfill-ctype": "~1.8",
+        "symfony/polyfill-php80": "^1.16"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\Filesystem\\": "" },