Suggest lint groups

1 files changed, 7 insertions, 7 deletions

diff --git a/compiler/rustc_lint/src/context.rs b/compiler/rustc_lint/src/context.rs
index c1d6a4f1de1..cd6a6138c85 100644
--- a/compiler/rustc_lint/src/context.rs
+++ b/compiler/rustc_lint/src/context.rs
@@ -468,17 +468,17 @@ impl LintStore {
 
     fn no_lint_suggestion(&self, lint_name: &str) -> CheckLintNameResult<'_> {
         let name_lower = lint_name.to_lowercase();
-        let symbols =
-            self.get_lints().iter().map(|l| Symbol::intern(&l.name_lower())).collect::<Vec<_>>();
 
         if lint_name.chars().any(char::is_uppercase) && self.find_lints(&name_lower).is_ok() {
             // First check if the lint name is (partly) in upper case instead of lower case...
-            CheckLintNameResult::NoLint(Some(Symbol::intern(&name_lower)))
-        } else {
-            // ...if not, search for lints with a similar name
-            let suggestion = find_best_match_for_name(&symbols, Symbol::intern(&name_lower), None);
-            CheckLintNameResult::NoLint(suggestion)
+            return CheckLintNameResult::NoLint(Some(Symbol::intern(&name_lower)));
         }
+        // ...if not, search for lints with a similar name
+        let groups = self.lint_groups.keys().copied().map(Symbol::intern);
+        let lints = self.lints.iter().map(|l| Symbol::intern(&l.name_lower()));
+        let names: Vec<Symbol> = groups.chain(lints).collect();
+        let suggestion = find_best_match_for_name(&names, Symbol::intern(&name_lower), None);
+        CheckLintNameResult::NoLint(suggestion)
     }
 
     fn check_tool_name_for_backwards_compat(