From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 14 May 2022 22:32:55 +0000 (+0100)
Subject: impl_via_ambassador: Support generics
X-Git-Tag: otter-1.1.0~156
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=a3da30ef7bf72bd7dc6362eecab2af2c6f3b1c5c;p=otter.git

impl_via_ambassador: Support generics

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/src/utils.rs b/src/utils.rs
index aea53ba2..03e27a09 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -661,12 +661,15 @@ macro_rules! impl_via_ambassador{
   { 
     $(
       $( #[ $attr:meta ] )*
-      impl $Trait:ident for $Type:ty
+      impl $( [ $($generics:tt)* ] )? $Trait:ident for $Type:ty
+      $( where [ $($where:tt)* ] )?
       { $($how_immut:tt)* }
     )*
   } => { $( paste!{
     $( #[ $attr ] )*
-    impl $Trait for $Type {
+    impl $( < $($generics)* > )? $Trait for $Type
+    $( where $($where)* )?
+    {
       [< ambassador_impl_ $Trait >]!{ body_struct( <>, dyn $Trait,
           (),
           ($($how_immut)*),