From da0b348ae9f629c5cbe4a836a90ed85e36ca18e5 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 8 Jan 2019 11:28:42 +0300
Subject: migrate ra_hir to rowan 2.0

---
 crates/ra_hir/src/path.rs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

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

diff --git a/crates/ra_hir/src/path.rs b/crates/ra_hir/src/path.rs
index dcf4cf8b6..6f0b0da97 100644
--- a/crates/ra_hir/src/path.rs
+++ b/crates/ra_hir/src/path.rs
@@ -18,14 +18,14 @@ pub enum PathKind {
 
 impl Path {
     /// Calls `cb` with all paths, represented by this use item.
-    pub fn expand_use_item(item: ast::UseItem, mut cb: impl FnMut(Path, Option<TextRange>)) {
+    pub fn expand_use_item(item: &ast::UseItem, mut cb: impl FnMut(Path, Option<TextRange>)) {
         if let Some(tree) = item.use_tree() {
             expand_use_tree(None, tree, &mut cb);
         }
     }
 
     /// Converts an `ast::Path` to `Path`. Works with use trees.
-    pub fn from_ast(mut path: ast::Path) -> Option<Path> {
+    pub fn from_ast(mut path: &ast::Path) -> Option<Path> {
         let mut kind = PathKind::Plain;
         let mut segments = Vec::new();
         loop {
@@ -53,7 +53,7 @@ impl Path {
         segments.reverse();
         return Some(Path { kind, segments });
 
-        fn qualifier(path: ast::Path) -> Option<ast::Path> {
+        fn qualifier(path: &ast::Path) -> Option<&ast::Path> {
             if let Some(q) = path.qualifier() {
                 return Some(q);
             }
@@ -66,7 +66,7 @@ impl Path {
     }
 
     /// Converts an `ast::NameRef` into a single-identifier `Path`.
-    pub fn from_name_ref(name_ref: ast::NameRef) -> Path {
+    pub fn from_name_ref(name_ref: &ast::NameRef) -> Path {
         name_ref.as_name().into()
     }
 
@@ -100,7 +100,7 @@ impl From<Name> for Path {
 
 fn expand_use_tree(
     prefix: Option<Path>,
-    tree: ast::UseTree,
+    tree: &ast::UseTree,
     cb: &mut impl FnMut(Path, Option<TextRange>),
 ) {
     if let Some(use_tree_list) = tree.use_tree_list() {
@@ -146,7 +146,7 @@ fn expand_use_tree(
     }
 }
 
-fn convert_path(prefix: Option<Path>, path: ast::Path) -> Option<Path> {
+fn convert_path(prefix: Option<Path>, path: &ast::Path) -> Option<Path> {
     let prefix = if let Some(qual) = path.qualifier() {
         Some(convert_path(prefix, qual)?)
     } else {
-- 
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