From 91c120ccea4f0cfef20fd4d918154c8152f83816 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 11 Jun 2019 02:34:34 +0300
Subject: introduce Source struct

---
 crates/ra_hir/src/code_model.rs | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

(limited to 'crates/ra_hir/src/code_model.rs')

diff --git a/crates/ra_hir/src/code_model.rs b/crates/ra_hir/src/code_model.rs
index 27850028b..3469da18a 100644
--- a/crates/ra_hir/src/code_model.rs
+++ b/crates/ra_hir/src/code_model.rs
@@ -20,6 +20,17 @@ use crate::{
     type_ref::Mutability,
 };
 
+pub struct Source<T> {
+    pub file_id: HirFileId,
+    pub ast: T,
+}
+
+impl<T> From<(HirFileId, T)> for Source<T> {
+    fn from((file_id, ast): (HirFileId, T)) -> Self {
+        Source { file_id, ast }
+    }
+}
+
 /// hir::Crate describes a single crate. It's the main interface with which
 /// a crate's dependencies interact. Mostly, it should be just a proxy for the
 /// root module.
@@ -354,11 +365,8 @@ pub struct Struct {
 }
 
 impl Struct {
-    pub fn source(
-        self,
-        db: &(impl DefDatabase + AstDatabase),
-    ) -> (HirFileId, TreeArc<ast::StructDef>) {
-        self.id.source(db)
+    pub fn source(self, db: &(impl DefDatabase + AstDatabase)) -> Source<TreeArc<ast::StructDef>> {
+        self.id.source(db).into()
     }
 
     pub fn module(self, db: &impl HirDatabase) -> Module {
-- 
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