introduce tree builder

2019-02-23 16:55:01 +03:00
parent 0c1cb98182
commit f078f7adc8
3 changed files with 61 additions and 20 deletions
--- a/crates/ra_syntax/src/lib.rs
+++ b/crates/ra_syntax/src/lib.rs
@@ -36,7 +36,7 @@ pub use crate::{
    ast::AstNode,
    syntax_error::{SyntaxError, SyntaxErrorKind, Location},
    syntax_text::SyntaxText,
-    syntax_node::{Direction,  SyntaxNode, WalkEvent, TreeArc},
+    syntax_node::{Direction,  SyntaxNode, WalkEvent, TreeArc, SyntaxTreeBuilder},
    ptr::{SyntaxNodePtr, AstPtr},
    parsing::{tokenize, Token},
 };