Auto merge of rust-lang#16163 - Veykril:goto-impl-fix, r=Veykril

fix: Deduplicate annotations

Fixes rust-lang/rust-analyzer#16157

Author: bors

crates/hir-expand/src/files.rs

@@ -342,7 +342,7 @@ impl InFile<TextRange> {
 }
 
 impl<N: AstNode> InFile<N> {
-    pub fn original_ast_node(self, db: &dyn db::ExpandDatabase) -> Option<InRealFile<N>> {
+    pub fn original_ast_node_rooted(self, db: &dyn db::ExpandDatabase) -> Option<InRealFile<N>> {
         // This kind of upmapping can only be achieved in attribute expanded files,
         // as we don't have node inputs otherwise and therefore can't find an `N` node in the input
         let file_id = match self.file_id.repr() {

crates/hir/src/semantics.rs

@@ -512,8 +512,7 @@ impl<'db> SemanticsImpl<'db> {
     }
 
     /// Descend the token into its macro call if it is part of one, returning the tokens in the
-    /// expansion that it is associated with. If `offset` points into the token's range, it will
-    /// be considered for the mapping in case of inline format args.
+    /// expansion that it is associated with.
     pub fn descend_into_macros(
         &self,
         mode: DescendPreference,
@@ -850,7 +849,7 @@ impl<'db> SemanticsImpl<'db> {
     /// Attempts to map the node out of macro expanded files.
     /// This only work for attribute expansions, as other ones do not have nodes as input.
     pub fn original_ast_node<N: AstNode>(&self, node: N) -> Option<N> {
-        self.wrap_node_infile(node).original_ast_node(self.db.upcast()).map(
+        self.wrap_node_infile(node).original_ast_node_rooted(self.db.upcast()).map(
             |InRealFile { file_id, value }| {
                 self.cache(find_root(value.syntax()), file_id.into());
                 value

crates/ide-assists/src/handlers/generate_enum_variant.rs

@@ -114,7 +114,7 @@ fn add_variant_to_accumulator(
     parent: PathParent,
 ) -> Option<()> {
     let db = ctx.db();
-    let InRealFile { file_id, value: enum_node } = adt.source(db)?.original_ast_node(db)?;
+    let InRealFile { file_id, value: enum_node } = adt.source(db)?.original_ast_node_rooted(db)?;
 
     acc.add(
         AssistId("generate_enum_variant", AssistKind::Generate),

crates/ide-db/src/rename.rs

@@ -516,7 +516,7 @@ fn source_edit_from_def(
     if let Definition::Local(local) = def {
         let mut file_id = None;
         for source in local.sources(sema.db) {
-            let source = match source.source.clone().original_ast_node(sema.db) {
+            let source = match source.source.clone().original_ast_node_rooted(sema.db) {
                 Some(source) => source,
                 None => match source
                     .source
@@ -560,7 +560,7 @@ fn source_edit_from_def(
                         }
                     } else {
                         // Foo { ref mut field } -> Foo { field: ref mut new_name }
-                        //      ^ insert `field: `
+                        //   original_ast_node_rootedd: `
                         //               ^^^^^ replace this with `new_name`
                         edit.insert(
                             pat.syntax().text_range().start(),