Fix parameter type error in strict mode

Author: theodorejb

src/Runtime.php

@@ -9,20 +9,11 @@ final class Runtime
 {
     /**
      * Output debug info.
-     *
-     * @param string $v expression
-     * @param string $f runtime function name
      */
-    public static function debug(string $v, string $f, RuntimeContext $cx)
+    public static function debug(string $expression, string $runtimeFn, ...$rest)
     {
-        // Build array of reference for call_user_func_array
-        $P = func_get_args();
-        $params = [];
-        for ($i = 2; $i < count($P); $i++) {
-            $params[] = &$P[$i];
-        }
         $runtime = self::class;
-        return call_user_func_array("$runtime::$f", $params);
+        return call_user_func_array("$runtime::$runtimeFn", $rest);
     }
 
     /**

tests/HandlebarsSpecTest.php

@@ -126,7 +126,11 @@ public function testSpecs($spec)
             ($spec['description'] === 'blocks - decorators') ||
 
             // strict mode
-            $spec['description'] === 'strict - strict mode' ||
+            (
+                $spec['description'] === 'strict - strict mode' && (
+                    str_starts_with($spec['it'], 'should allow undefined ') || $spec['it'] === 'should handle explicit undefined'
+                )
+            ) ||
             $spec['description'] === 'strict - assume objects' ||
 
             // helper for raw block