return errors from tree builder

2 files changed, 6 insertions, 5 deletions

diff --git a/crates/ra_mbe/src/syntax_bridge.rs b/crates/ra_mbe/src/syntax_bridge.rs
index c0a3fec35..4639baa38 100644
--- a/crates/ra_mbe/src/syntax_bridge.rs
+++ b/crates/ra_mbe/src/syntax_bridge.rs
@@ -56,8 +56,9 @@ where
     if tree_sink.roots.len() != 1 {
         return Err(ExpandError::ConversionError);
     }
-
-    Ok(tree_sink.inner.finish())
+    //FIXME: would be cool to report errors
+    let (tree, _errors) = tree_sink.inner.finish();
+    Ok(tree)
 }
 
 /// Parses the token tree (result of macro expansion) to an expression
diff --git a/crates/ra_syntax/src/syntax_node.rs b/crates/ra_syntax/src/syntax_node.rs
index e4eab6b87..3a9b3ec2f 100644
--- a/crates/ra_syntax/src/syntax_node.rs
+++ b/crates/ra_syntax/src/syntax_node.rs
@@ -626,13 +626,13 @@ impl SyntaxTreeBuilder {
         (green, self.errors)
     }
 
-    pub fn finish(self) -> TreeArc<SyntaxNode> {
-        let (green, _errors) = self.finish_raw();
+    pub fn finish(self) -> (TreeArc<SyntaxNode>, Vec<SyntaxError>) {
+        let (green, errors) = self.finish_raw();
         let node = SyntaxNode::new(green);
         if cfg!(debug_assertions) {
             crate::validation::validate_block_structure(&node);
         }
-        node
+        (node, errors)
     }
 
     pub fn token(&mut self, kind: SyntaxKind, text: SmolStr) {