From d7c327c061094fb4d22791614263944dcabd38c3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Th=C3=A9o=20FIDRY?= <theo.fidry@gmail.com>
Date: Wed, 31 Jan 2024 15:46:24 +0100
Subject: [PATCH] [Console] Fix color support

---
 Output/StreamOutput.php | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/Output/StreamOutput.php b/Output/StreamOutput.php
index 0ef15cf31..595ac7fd9 100644
--- a/Output/StreamOutput.php
+++ b/Output/StreamOutput.php
@@ -106,10 +106,22 @@ protected function hasColorSupport()
             return true;
         }
 
-        return 'Hyper' === getenv('TERM_PROGRAM')
+        if ('Hyper' === getenv('TERM_PROGRAM')
+            || false !== getenv('COLORTERM')
             || false !== getenv('ANSICON')
             || 'ON' === getenv('ConEmuANSI')
-            || str_starts_with((string) getenv('TERM'), 'xterm');
+        ) {
+            return true;
+        }
+
+        $term = (string) getenv('TERM');
+
+        if ('dumb' === $term) {
+            return false;
+        }
+
+        // See https://github.com/chalk/supports-color/blob/d4f413efaf8da045c5ab440ed418ef02dbb28bf1/index.js#L157
+        return 1 === @preg_match('/^((screen|xterm|vt100|vt220|putty|rxvt|ansi|cygwin|linux).*)|(.*-256(color)?(-bce)?)$/', $term);
     }
 
     /**