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decl_event support trailing comma in args (#4554)

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This commit is contained in:
Bastian Köcher
2020-01-07 12:48:05 +01:00
committed by GitHub
parent 3cc6249cdf
commit 82661cd2ce
1 changed files with 5 additions and 1 deletions
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substrate/frame/support/src/event.rs
+5 -1
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@@ -304,7 +304,7 @@ macro_rules! __events_to_metadata {
( (
$( $metadata:expr ),*; $( $metadata:expr ),*;
$( #[doc = $doc_attr:tt] )* $( #[doc = $doc_attr:tt] )*
$event:ident $( ( $( $param:path ),* ) )*, $event:ident $( ( $( $param:path ),* $(,)? ) )*,
$( $rest:tt )* $( $rest:tt )*
) => { ) => {
$crate::__events_to_metadata!( $crate::__events_to_metadata!(
@@ -704,6 +704,10 @@ mod tests {
OriginRenamed = <T as Trait>::Origin, OriginRenamed = <T as Trait>::Origin,
{ {
TestEvent(BalanceRenamed, OriginRenamed), TestEvent(BalanceRenamed, OriginRenamed),
TrailingCommaInArgs(
u32,
u32,
),
} }
); );
} }