1 files changed, 14 insertions, 0 deletions
diff --git a/include/lexer.h b/include/lexer.h
index 4b5f180..c8cd1a3 100644
--- a/include/lexer.h
+++ b/include/lexer.h
@@ -10,6 +10,20 @@ private:
   char *m_script;
   List *m_tokens;
 
+private:
+  size_t m_start;
+  size_t m_current;
+  size_t m_end;
+  size_t m_line;
+
+private:
+  bool at_end(void);
+  char advance(void);
+  char peek(void);
+  bool match(char c);
+  void add_token(token_type_e type);
+  void scan_token(void);
+
 public:
   void init(char *script);
   List *scan(void);