fix: Fix vis restriction path completions always using the parent module

Author: Veykril

crates/ide_completion/src/completions/vis.rs

@@ -20,13 +20,14 @@ pub(crate) fn complete_vis(acc: &mut Completions, ctx: &CompletionContext) {
 
     match qualifier {
         Some(PathQualifierCtx { resolution, is_super_chain, .. }) => {
+            // Try completing next child module of the path that is still a parent of the current module
             if let Some(hir::PathResolution::Def(hir::ModuleDef::Module(module))) = resolution {
                 if let Some(current_module) = ctx.module {
                     let next_towards_current = current_module
                         .path_to_root(ctx.db)
                         .into_iter()
                         .take_while(|it| it != module)
-                        .next();
+                        .last();
                     if let Some(next) = next_towards_current {
                         if let Some(name) = next.name(ctx.db) {
                             cov_mark::hit!(visibility_qualified);

crates/ide_completion/src/tests/visibility.rs

@@ -55,6 +55,21 @@ mod bar {}
     );
     check(
         r#"
+mod qux {
+    mod foo {
+        pub(in crate::$0)
+    }
+    mod baz {}
+}
+
+mod bar {}
+"#,
+        expect![[r#"
+            md qux
+        "#]],
+    );
+    check(
+        r#"
 mod qux {
     mod foo {
         pub(in crate::qux::$0)