Merge pull request rust-lang#20412 from Hmikihiro/fix_generate_function_generate_by_indent_token

fix: generate function by indet token

Author: Veykril

src/tools/rust-analyzer/crates/ide-assists/src/handlers/generate_function.rs

@@ -316,7 +316,7 @@ impl FunctionBuilder {
         let current_module = ctx.sema.scope(call.syntax())?.module();
         let visibility = calculate_necessary_visibility(current_module, target_module, ctx);
 
-        let fn_name = make::name(&name.text());
+        let fn_name = make::name(name.ident_token()?.text());
         let mut necessary_generic_params = FxHashSet::default();
         necessary_generic_params.extend(receiver_ty.generic_params(ctx.db()));
         let params = fn_args(
@@ -3131,4 +3131,32 @@ fn main() {
         "#,
         )
     }
+
+    #[test]
+    fn no_generate_method_by_keyword() {
+        check_assist_not_applicable(
+            generate_function,
+            r#"
+fn main() {
+    s.super$0();
+}
+        "#,
+        );
+        check_assist_not_applicable(
+            generate_function,
+            r#"
+fn main() {
+    s.Self$0();
+}
+        "#,
+        );
+        check_assist_not_applicable(
+            generate_function,
+            r#"
+fn main() {
+    s.self$0();
+}
+        "#,
+        );
+    }
 }