rename TreePtr -> TreeArc

This is much clearer about the semantics

1 files changed, 2 insertions, 2 deletions

diff --git a/crates/ra_syntax/src/validation/char.rs b/crates/ra_syntax/src/validation/char.rs
index 169c88f56..e3ac5836b 100644
--- a/crates/ra_syntax/src/validation/char.rs
+++ b/crates/ra_syntax/src/validation/char.rs
@@ -175,9 +175,9 @@ fn validate_unicode_escape(text: &str, range: TextRange, errors: &mut Vec<Syntax
 
 #[cfg(test)]
 mod test {
-    use crate::{SourceFile, TreePtr};
+    use crate::{SourceFile, TreeArc};
 
-    fn build_file(literal: &str) -> TreePtr<SourceFile> {
+    fn build_file(literal: &str) -> TreeArc<SourceFile> {
         let src = format!("const C: char = '{}';", literal);
         SourceFile::parse(&src)
     }