Finalize Enum grammar

matklad · matklad · commit 6b25f640a6ad · 2020-07-30T17:57:58.000+02:00
diff --git a/xtask/src/codegen/rust.ungram b/xtask/src/codegen/rust.ungram
@@ -103,7 +103,7 @@ Enum =
   VariantList
 
 VariantList =
- '{' Variant* '}'
+ '{' (Variant (',' Variant)* ','?)? '}'
 
 Variant =
   Attr* Visibility? Name FieldList ('=' Expr)?
