refactor: skip transmuting expectations without generics

1 files changed, 7 insertions, 1 deletions

diff --git a/macros/src/expectation.rs b/macros/src/expectation.rs
index 5a4922c..a6d181f 100644
--- a/macros/src/expectation.rs
+++ b/macros/src/expectation.rs
@@ -278,6 +278,12 @@ impl ToTokens for Expectation
 
         let (boundless_impl_generics, _, _) = boundless_generics.split_for_impl();
 
+        let do_strip_generic_params = if generic_params.is_empty() {
+            quote! { self }
+        } else {
+            quote! { unsafe { std::mem::transmute(self) } }
+        };
+
         quote! {
             #expectation_struct
 
@@ -323,7 +329,7 @@ impl ToTokens for Expectation
                     self,
                 ) -> #ident<#(#bogus_generics),*>
                 {
-                    unsafe { std::mem::transmute(self) }
+                    #do_strip_generic_params
                 }
 
                 fn get_returning(&self) -> &#returning_fn