From d323c81d5cc6a198239285abcede2166181d8f39 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 2 Oct 2018 18:02:57 +0300
Subject: make ancestors and descendants inherent

---
 crates/ra_editor/src/folding_ranges.rs | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

(limited to 'crates/ra_editor/src/folding_ranges.rs')

diff --git a/crates/ra_editor/src/folding_ranges.rs b/crates/ra_editor/src/folding_ranges.rs
index 817da28d1..892aaf97b 100644
--- a/crates/ra_editor/src/folding_ranges.rs
+++ b/crates/ra_editor/src/folding_ranges.rs
@@ -3,7 +3,7 @@ use std::collections::HashSet;
 use ra_syntax::{
     File, TextRange, SyntaxNodeRef,
     SyntaxKind,
-    algo::{walk, Direction, siblings},
+    algo::{Direction, siblings},
 };
 
 #[derive(Debug, PartialEq, Eq)]
@@ -19,12 +19,10 @@ pub struct Fold {
 }
 
 pub fn folding_ranges(file: &File) -> Vec<Fold> {
-    let syntax = file.syntax();
-
     let mut res = vec![];
     let mut visited = HashSet::new();
 
-    for node in walk::preorder(syntax) {
+    for node in file.syntax().descendants() {
         if visited.contains(&node) {
             continue;
         }
@@ -139,4 +137,4 @@ fn main() {
     }
 
 
-}
\ No newline at end of file
+}
-- 
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