From 90d81dae221318072ddb5c7d85f63b1a55844923 Mon Sep 17 00:00:00 2001
From: NanoTech
Date: Tue, 6 Dec 2016 03:43:13 -0600
Subject: Report the offset of errors

---
 src/lexer.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/lexer.rs b/src/lexer.rs
index f141f81..e8ef2ac 100644
--- a/src/lexer.rs
+++ b/src/lexer.rs
@@ -55,7 +55,7 @@ pub enum Tok {
 
 #[derive(Debug)]
 pub enum LexicalError {
-    Error(nom::simple_errors::Err<u32>),
+    Error(usize, nom::simple_errors::Err<u32>),
     Incomplete(nom::Needed),
 }
 
@@ -210,8 +210,9 @@ impl<'input> Iterator for Lexer<'input> {
                 Some(Ok((start, t, self.offset)))
             }
             Error(e) => {
+                let offset = self.offset;
                 self.offset = self.input.len();
-                Some(Err(LexicalError::Error(e)))
+                Some(Err(LexicalError::Error(offset, e)))
             }
             Incomplete(needed) => {
                 Some(Err(LexicalError::Incomplete(needed)))
-- 
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