From d09bcc0131935e2ad403aa965e9be06ddcf01c08 Mon Sep 17 00:00:00 2001
From: Eric Holk <eric.holk@gmail.com>
Date: Thu, 5 Jul 2012 16:31:19 -0700
Subject: Adding token tree nonterminals to earley parser.

---
 src/libsyntax/ext/tt/earley_parser.rs | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/libsyntax/ext/tt')

diff --git a/src/libsyntax/ext/tt/earley_parser.rs b/src/libsyntax/ext/tt/earley_parser.rs
index 26db2842ef7..731d79573e7 100644
--- a/src/libsyntax/ext/tt/earley_parser.rs
+++ b/src/libsyntax/ext/tt/earley_parser.rs
@@ -272,6 +272,7 @@ fn parse_nt(p: parser, name: str) -> whole_nt {
                       + token::to_str(*p.reader.interner(), copy p.token)) }
       } }
       "path" { token::w_path(p.parse_path_with_tps(false)) }
+      "tt" { token::w_tt(p.parse_token_tree()) }
       _ { p.fatal("Unsupported builtin nonterminal parser: " + name)}
     }
 }
-- 
cgit 1.4.1-3-g733a5