Rollup merge of #97240 - TaKO8Ki:improve-errors-about-typos-on-variables, r=compiler-errors

Typo suggestion for a variable with a name similar to struct fields

closes #97133

1 files changed, 8 insertions, 7 deletions

diff --git a/compiler/rustc_resolve/src/late/diagnostics.rs b/compiler/rustc_resolve/src/late/diagnostics.rs
index 673b2e3a55a..a6a04ac9ea6 100644
--- a/compiler/rustc_resolve/src/late/diagnostics.rs
+++ b/compiler/rustc_resolve/src/late/diagnostics.rs
@@ -445,6 +445,8 @@ impl<'a: 'ast, 'ast> LateResolutionVisitor<'a, '_, 'ast> {
                 );
             }
         }
+        // Try Levenshtein algorithm.
+        let typo_sugg = self.lookup_typo_candidate(path, ns, is_expected);
         if path.len() == 1 && self.self_type_is_available() {
             if let Some(candidate) = self.lookup_assoc_candidate(ident, ns, is_expected) {
                 let self_is_available = self.self_value_is_available(path[0].ident.span);
@@ -454,7 +456,7 @@ impl<'a: 'ast, 'ast> LateResolutionVisitor<'a, '_, 'ast> {
                             err.span_suggestion(
                                 span,
                                 "you might have meant to use the available field",
-                                format!("self.{}", path_str),
+                                format!("self.{path_str}"),
                                 Applicability::MachineApplicable,
                             );
                         } else {
@@ -465,7 +467,7 @@ impl<'a: 'ast, 'ast> LateResolutionVisitor<'a, '_, 'ast> {
                         err.span_suggestion(
                             span,
                             "you might have meant to call the method",
-                            format!("self.{}", path_str),
+                            format!("self.{path_str}"),
                             Applicability::MachineApplicable,
                         );
                     }
@@ -476,11 +478,12 @@ impl<'a: 'ast, 'ast> LateResolutionVisitor<'a, '_, 'ast> {
                         err.span_suggestion(
                             span,
                             &format!("you might have meant to {}", candidate.action()),
-                            format!("Self::{}", path_str),
+                            format!("Self::{path_str}"),
                             Applicability::MachineApplicable,
                         );
                     }
                 }
+                self.r.add_typo_suggestion(&mut err, typo_sugg, ident_span);
                 return (err, candidates);
             }
 
@@ -495,16 +498,14 @@ impl<'a: 'ast, 'ast> LateResolutionVisitor<'a, '_, 'ast> {
 
                 err.span_suggestion(
                     call_span,
-                    &format!("try calling `{}` as a method", ident),
-                    format!("self.{}({})", path_str, args_snippet),
+                    &format!("try calling `{ident}` as a method"),
+                    format!("self.{path_str}({args_snippet})"),
                     Applicability::MachineApplicable,
                 );
                 return (err, candidates);
             }
         }
 
-        // Try Levenshtein algorithm.
-        let typo_sugg = self.lookup_typo_candidate(path, ns, is_expected);
         // Try context-dependent help if relaxed lookup didn't work.
         if let Some(res) = res {
             if self.smart_resolve_context_dependent_help(