Reintroduce the original debug formatting for NodeIds

diff --git a/src/libsyntax/ast.rs b/src/libsyntax/ast.rs
index b5ef14689f93abcf4ec2cb3ddcc6ad2e415049c9..4d56acabf1bba02ad955241d7fa6828962160de0 100644 (file)
--- a/src/libsyntax/ast.rs
+++ b/src/libsyntax/ast.rs
@@ -217,6 +217,7 @@ mod node_id_inner {
     newtype_index! {
         pub struct NodeId {
             ENCODABLE = custom
+            DEBUG_FORMAT = "NodeId({})"
         }
     }
 }