simplify

2020-07-30 20:27:39 +02:00
parent fcce07d2d1
commit fbe60a2e28
2 changed files with 20 additions and 21 deletions
--- a/xtask/src/codegen/rust.ungram
+++ b/xtask/src/codegen/rust.ungram
@@ -54,9 +54,8 @@ Abi =

 ParamList =
  '('(
-    (Param (',' Param)* ','?)?
-  | SelfParam ','?
-  | SelfParam ',' (Param (',' Param)* ','?)
+    SelfParam
+  | (SelfParam ',')? (Param (',' Param)* ','?)?
  )')'

 SelfParam =