From a2a810f118bb2ec541f852bf02eebdf02c7326f7 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Mon, 30 Jul 2018 12:44:14 +0300
Subject: Add parent links

---
 src/yellow/syntax.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/yellow/syntax.rs')

diff --git a/src/yellow/syntax.rs b/src/yellow/syntax.rs
index c31b832d0..ae3302ed9 100644
--- a/src/yellow/syntax.rs
+++ b/src/yellow/syntax.rs
@@ -90,6 +90,14 @@ impl<ROOT: TreeRoot> SyntaxNode<ROOT> {
         res
     }
 
+    pub fn parent(&self) -> Option<SyntaxNode<ROOT>> {
+        let parent = self.red().parent()?;
+        Some(SyntaxNode {
+            root: self.root.clone(),
+            red: parent,
+        })
+    }
+
     fn red(&self) -> &RedNode {
         unsafe { self.red.as_ref() }
     }
-- 
cgit v1.2.3