Don't crash on empty jit_buffer_size

Fixes #9396
vimeo · Feb 25, 2023 · 38d1abc · 38d1abc
1 parent ae4ec68
commit 38d1abc
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/Psalm/Internal/Fork/PsalmRestarter.php b/src/Psalm/Internal/Fork/PsalmRestarter.php
@@ -87,6 +87,10 @@ protected function requiresRestart($default): bool
 
     private static function toBytes(string $value): int
     {
+        if (strlen($value) === 0) {
+            return 0;
+        }
+
         $unit = strtolower($value[strlen($value) - 1]);
 
         if (in_array($unit, ['g', 'm', 'k'], true)) {