From 38b9b5b69582260df1a8ac205a09c717a4340810 Mon Sep 17 00:00:00 2001
From: Steve Klabnik <steve@steveklabnik.com>
Date: Thu, 30 Oct 2014 00:25:09 -0400
Subject: [PATCH] fail -> panic

---
 src/lex.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lex.rs b/src/lex.rs
index 2529b1f..a07a0e5 100644
--- a/src/lex.rs
+++ b/src/lex.rs
@@ -144,7 +144,7 @@ impl<'a> Iterator<String> for Lexer<'a> {
     self.next_word().map(|buf| {
       match String::from_utf8(buf) {
         Ok(s) => s,
-        Err(_) => fail!("Lex error: Invalid utf8 on line {}.", self.current_line_number),
+        Err(_) => panic!("Lex error: Invalid utf8 on line {}.", self.current_line_number),
       }
     })
   }