Generate correct suggestion with named arguments used positionally

[rust.git] / compiler / rustc_lint / src / context.rs

diff --git a/compiler/rustc_lint/src/context.rs b/compiler/rustc_lint/src/context.rs
index b4b472fe2df78d9bfe12297f0df3939711bb664c..04ac50f1d48061b02b9893e21e5c5006dffb2cc4 100644 (file)
--- a/compiler/rustc_lint/src/context.rs
+++ b/compiler/rustc_lint/src/context.rs
@@ -861,10 +861,10 @@ fn lookup_with_diagnostics(
                     if let Some(positional_arg) = positional_arg {
                         let msg = format!("this formatting argument uses named argument `{}` by position", name);
                         db.span_label(positional_arg, msg);
-                            db.span_suggestion_verbose(
+                        db.span_suggestion_verbose(
                             positional_arg,
                             "use the named argument by name to avoid ambiguity",
-                            format!("{{{}}}", name),
+                            name,
                             Applicability::MaybeIncorrect,
                         );
                     }