From ac23c0d2d7283e3f89b7ac2cf7ba08c16c7cd27d Mon Sep 17 00:00:00 2001
From: Luna <git@l4.pm>
Date: Mon, 1 Jul 2019 15:06:53 -0300
Subject: [PATCH] fix identifier lexemes

---
 src/scanner.zig | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/scanner.zig b/src/scanner.zig
index 491f1f2..56084a5 100644
--- a/src/scanner.zig
+++ b/src/scanner.zig
@@ -110,6 +110,10 @@ pub const Scanner = struct {
         return self.source[self.current - 1];
     }
 
+    fn rollback(self: *Scanner) void {
+        self.current -= 1;
+    }
+
     pub fn currentLexeme(self: *Scanner) []const u8 {
         return self.source[self.start..self.current];
     }
@@ -257,6 +261,9 @@ pub const Scanner = struct {
             toktype = TokenType.Identifier;
         }
 
+        // ugly hack.
+        self.rollback();
+
         return self.makeToken(toktype);
     }