Don't allow lookup by self for unprefixed self access completions

Author: Veykril

crates/ide_completion/src/render.rs

@@ -132,16 +132,17 @@ fn render_field_(
         ctx.source_range(),
         receiver.map_or_else(|| name.clone(), |receiver| format!("{}.{}", receiver, name)),
     );
-    item.kind(SymbolKind::Field)
-        .detail(ty.display(ctx.db()).to_string())
-        .set_documentation(field.docs(ctx.db()))
-        .set_deprecated(is_deprecated);
 
     item.set_relevance(CompletionRelevance {
         type_match: compute_type_match(ctx.completion, ty),
         exact_name_match: compute_exact_name_match(ctx.completion, &name),
         ..CompletionRelevance::default()
     });
+    item.kind(SymbolKind::Field)
+        .detail(ty.display(ctx.db()).to_string())
+        .set_documentation(field.docs(ctx.db()))
+        .set_deprecated(is_deprecated)
+        .lookup_by(name);
 
     if let Some(_ref_match) = compute_ref_match(ctx.completion, ty) {
         // FIXME
@@ -164,7 +165,9 @@ fn render_tuple_field_(
         receiver.map_or_else(|| field.to_string(), |receiver| format!("{}.{}", receiver, field)),
     );
 
-    item.kind(SymbolKind::Field).detail(ty.display(ctx.db()).to_string());
+    item.kind(SymbolKind::Field)
+        .detail(ty.display(ctx.db()).to_string())
+        .lookup_by(field.to_string());
 
     item.build()
 }

crates/ide_completion/src/render/function.rs

@@ -58,29 +58,29 @@ impl<'a> FunctionRender<'a> {
         Some(FunctionRender { ctx, name, receiver, func: fn_, ast_node, is_method })
     }
 
-    fn render(mut self, import_to_add: Option<ImportEdit>) -> CompletionItem {
+    fn render(self, import_to_add: Option<ImportEdit>) -> CompletionItem {
         let params = self.params();
-        if let Some(receiver) = &self.receiver {
-            self.name = format!("{}.{}", receiver, &self.name)
-        }
-        let mut item = CompletionItem::new(
-            CompletionKind::Reference,
-            self.ctx.source_range(),
-            self.name.clone(),
-        );
+        let call = if let Some(receiver) = &self.receiver {
+            format!("{}.{}", receiver, &self.name)
+        } else {
+            self.name.clone()
+        };
+        let mut item =
+            CompletionItem::new(CompletionKind::Reference, self.ctx.source_range(), call.clone());
         item.kind(self.kind())
             .set_documentation(self.ctx.docs(self.func))
             .set_deprecated(
                 self.ctx.is_deprecated(self.func) || self.ctx.is_deprecated_assoc_item(self.func),
             )
             .detail(self.detail())
-            .add_call_parens(self.ctx.completion, self.name.clone(), params)
-            .add_import(import_to_add);
+            .add_call_parens(self.ctx.completion, call.clone(), params)
+            .add_import(import_to_add)
+            .lookup_by(self.name);
 
         let ret_type = self.func.ret_type(self.ctx.db());
         item.set_relevance(CompletionRelevance {
             type_match: compute_type_match(self.ctx.completion, &ret_type),
-            exact_name_match: compute_exact_name_match(self.ctx.completion, &self.name),
+            exact_name_match: compute_exact_name_match(self.ctx.completion, &call),
             ..CompletionRelevance::default()
         });
 
@@ -263,7 +263,7 @@ fn bar(s: &S) {
         );
 
         check_edit(
-            "self.foo",
+            "foo",
             r#"
 struct S {}
 impl S {