Merge branch '5.2' into 5.3

* 5.2:
  Leverage str_contains/str_starts_with
  Leverage str_ends_with

Author: nicolas-grekas

Cookie.php

@@ -129,7 +129,7 @@ public static function fromString(string $cookie, string $url = null)
     {
         $parts = explode(';', $cookie);
 
-        if (false === strpos($parts[0], '=')) {
+        if (!str_contains($parts[0], '=')) {
             throw new \InvalidArgumentException(sprintf('The cookie string "%s" is not valid.', $parts[0]));
         }
 

CookieJar.php

@@ -42,13 +42,13 @@ public function get(string $name, string $path = '/', string $domain = null)
         foreach ($this->cookieJar as $cookieDomain => $pathCookies) {
             if ($cookieDomain && $domain) {
                 $cookieDomain = '.'.ltrim($cookieDomain, '.');
-                if ($cookieDomain !== substr('.'.$domain, -\strlen($cookieDomain))) {
+                if (!str_ends_with('.'.$domain, $cookieDomain)) {
                     continue;
                 }
             }
 
             foreach ($pathCookies as $cookiePath => $namedCookies) {
-                if (0 !== strpos($path, $cookiePath)) {
+                if (!str_starts_with($path, $cookiePath)) {
                     continue;
                 }
                 if (isset($namedCookies[$name])) {

HttpBrowser.php

@@ -100,7 +100,7 @@ protected function getHeaders(Request $request): array
         foreach ($request->getServer() as $key => $value) {
             $key = strtolower(str_replace('_', '-', $key));
             $contentHeaders = ['content-length' => true, 'content-md5' => true, 'content-type' => true];
-            if (0 === strpos($key, 'http-')) {
+            if (str_starts_with($key, 'http-')) {
                 $headers[substr($key, 5)] = $value;
             } elseif (isset($contentHeaders[$key])) {
                 // CONTENT_* are not prefixed with HTTP_

composer.json

@@ -17,7 +17,8 @@
     ],
     "require": {
         "php": ">=7.2.5",
-        "symfony/dom-crawler": "^4.4|^5.0"
+        "symfony/dom-crawler": "^4.4|^5.0",
+        "symfony/polyfill-php80": "^1.16"
     },
     "require-dev": {
         "symfony/css-selector": "^4.4|^5.0",