trim(): Argument #1 () must be of type string, bool given

symfony · Apr 24, 2023 · 90f21e2 · 90f21e2
1 parent 930de43
commit 90f21e2
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Terminal.php b/Terminal.php
@@ -77,7 +77,8 @@ public static function hasSttyAvailable(): bool
     private static function initDimensions()
     {
         if ('\\' === \DIRECTORY_SEPARATOR) {
-            if (preg_match('/^(\d+)x(\d+)(?: \((\d+)x(\d+)\))?$/', trim(getenv('ANSICON')), $matches)) {
+            $ansicon = getenv('ANSICON');
+            if (false !== $ansicon && preg_match('/^(\d+)x(\d+)(?: \((\d+)x(\d+)\))?$/', trim($ansicon), $matches)) {
                 // extract [w, H] from "wxh (WxH)"
                 // or [w, h] from "wxh"
                 self::$width = (int) $matches[1];