From d03c747cfef277fda5823e08784c94c30c7f3964 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Sun, 19 Mar 2023 13:30:53 +0100
Subject: fix: allow trait generic param bounds

---
 macros/src/expectation.rs |  2 +-
 macros/src/syn_ext.rs     | 17 +++++++++++++++--
 2 files changed, 16 insertions(+), 3 deletions(-)

(limited to 'macros')

diff --git a/macros/src/expectation.rs b/macros/src/expectation.rs
index d35ef97..7d8f1a7 100644
--- a/macros/src/expectation.rs
+++ b/macros/src/expectation.rs
@@ -208,7 +208,7 @@ impl ToTokens for Expectation
             vis: Visibility::new_pub_crate(),
             struct_token: <Token![struct]>::default(),
             ident: self.ident.clone(),
-            generics: generics.clone().without_where_clause(),
+            generics: generics.clone().strip_where_clause_and_bounds(),
             fields: Fields::Named(FieldsNamed {
                 brace_token: Brace::default(),
                 named: [Field {
diff --git a/macros/src/syn_ext.rs b/macros/src/syn_ext.rs
index 7a3e9ae..9b5b037 100644
--- a/macros/src/syn_ext.rs
+++ b/macros/src/syn_ext.rs
@@ -27,15 +27,28 @@ use syn::{
 
 pub trait GenericsExt: Sized
 {
-    fn without_where_clause(self) -> Self;
+    fn strip_where_clause_and_bounds(self) -> Self;
 }
 
 impl GenericsExt for Generics
 {
-    fn without_where_clause(mut self) -> Self
+    fn strip_where_clause_and_bounds(mut self) -> Self
     {
         self.where_clause = None;
 
+        self.params = self
+            .params
+            .into_iter()
+            .map(|generic_param| match generic_param {
+                GenericParam::Type(mut type_param) => {
+                    type_param.bounds.clear();
+
+                    GenericParam::Type(type_param)
+                }
+                generic_param => generic_param,
+            })
+            .collect();
+
         self
     }
 }
-- 
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