replaced some map_or with map_or_else

2021-02-24 01:02:05 +03:00
parent 5ff1be197e
commit c75c4a579b
12 changed files with 82 additions and 70 deletions
--- a/compiler/rustc_macros/src/query.rs
+++ b/compiler/rustc_macros/src/query.rs
@@ -409,7 +409,7 @@ fn add_query_description_impl(
    };

    let (tcx, desc) = modifiers.desc;
-    let tcx = tcx.as_ref().map_or(quote! { _ }, |t| quote! { #t });
+    let tcx = tcx.as_ref().map_or_else(|| quote! { _ }, |t| quote! { #t });

    let desc = quote! {
        #[allow(unused_variables)]