Fix Display macro in no_std apps (#407)

bugadani · web-flow · commit b7c31f555786 · 2025-02-07T18:16:44.000-08:00
diff --git a/strum_macros/src/macros/strings/display.rs b/strum_macros/src/macros/strings/display.rs
@@ -94,7 +94,7 @@ pub fn display_inner(ast: &DeriveInput) -> syn::Result<TokenStream> {
 
                         quote! {
                             #[allow(unused_variables)]
-                            #name::#ident #params => ::core::fmt::Display::fmt(&format!(#output, #args), f)
+                            #name::#ident #params => ::core::fmt::Display::fmt(&format_args!(#output, #args), f)
                         }
                     }
                 },

Original file line number	Diff line number	Diff line change
`@@ -94,7 +94,7 @@ pub fn display_inner(ast: &DeriveInput) -> syn::Result<TokenStream> {`
`94`	`94`
`95`	`95`	`quote! {`
`96`	`96`	`#[allow(unused_variables)]`
`97`		`- #name::#ident #params => ::core::fmt::Display::fmt(&format!(#output, #args), f)`
	`97`	`+ #name::#ident #params => ::core::fmt::Display::fmt(&format_args!(#output, #args), f)`
`98`	`98`	`}`
`99`	`99`	`}`
`100`	`100`	`},`