Merge pull request #34 from mrkkrp/fix-as-import

Fix handling of alias imports in use groups

Author: Calsign

gazelle_rust_parser/src/lib.rs

@@ -551,7 +551,14 @@ fn is_test_attribute(path: &syn::Path) -> bool {
 impl<'ast> Visit<'ast> for AstVisitor<'ast> {
     fn visit_use_tree(&mut self, node: &'ast syn::UseTree) {
         let prev_inside_use_tree = self.inside_use_tree;
-        self.inside_use_tree = true;
+
+        // Only set inside_use_tree for Path nodes, as these represent nested paths
+        // like `a::b::c`. For other variants (Name, Rename, Group, Glob), we don't
+        // want to set this flag as it would prevent detecting top-level renames
+        // in use groups like `pub use { foo as bar }`.
+        if matches!(node, syn::UseTree::Path(_)) {
+            self.inside_use_tree = true;
+        }
 
         if !prev_inside_use_tree {
             if let syn::UseTree::Rename(rename) = node {

gazelle_rust_parser/test_data/simple.rs

@@ -8,6 +8,10 @@ use test_use_4 as outer_alias_1;
 use test_use_5::self_use::{self, x};
 use test_use_6::some_mod::foo as outer_alias_2;
 
+pub use {
+    test_use_7 as outer_alias_3,
+};
+
 #[gazelle::ignore]
 use ignored_dep::ignored_mod;
 use ignored_mod::foobar;

gazelle_rust_parser/tests/parse_test.rs

@@ -25,6 +25,7 @@ lazy_static::lazy_static! {
                 "test_use_4",
                 "test_use_5",
                 "test_use_6",
+                "test_use_7",
                 "test_duplicate",
                 "test_inner_1",
                 "test_args_1",