parse.y: allow trailing comma in method definition parameters

Co-authored-by: Claude <noreply@anthropic.com>
2026-06-08 16:11:16 +00:00 · 2026-01-27 15:20:22 +09:00
parent 32a27216bb
commit f78334b3bf
2 changed files with 1008 additions and 981 deletions
@@ -4656,6 +4656,10 @@ opt_args_tail   : ',' args_tail
                    {
                      $$ = $2;
                    }
+                | ','
+                    {
+                      $$ = new_args_tail(p, 0, 0, 0);
+                    }
                | /* none */
                    {
                      $$ = new_args_tail(p, 0, 0, 0);
@@ -4867,6 +4871,10 @@ opt_f_block_arg : ',' f_block_arg
                    {
                      $$ = $2;
                    }
+                | ','
+                    {
+                      $$ = 0;
+                    }
                | none
                    {
                      $$ = 0;