From 6c9aecf4e7c249ad4745fe20850adf6040062911 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Fri, 3 Sep 2021 21:38:44 +0200
Subject: [PATCH] Ignore all symfony deprecations

---
 src/Composer/Util/ErrorHandler.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Composer/Util/ErrorHandler.php b/src/Composer/Util/ErrorHandler.php
index cbe42f4b8..8e96191f2 100644
--- a/src/Composer/Util/ErrorHandler.php
+++ b/src/Composer/Util/ErrorHandler.php
@@ -53,10 +53,14 @@ class ErrorHandler
         }
 
         if (self::$io) {
-            // ignore symfony/* deprecation warnings about return types
+            // ignore symfony/* deprecation warnings
+            // TODO remove in 2.3
             if (preg_match('{^Return type of Symfony\\\\.*ReturnTypeWillChange}is', $message)) {
                 return true;
             }
+            if (strpos(strtr($file, '\\', '/'), 'vendor/symfony/') !== false) {
+                return true;
+            }
 
             self::$io->writeError('<warning>Deprecation Notice: '.$message.' in '.$file.':'.$line.'</warning>');
             if (self::$io->isVerbose()) {