feat: start work on ast

1 files changed, 3 insertions, 11 deletions

diff --git a/lexer.h b/lexer.h
index eb7a4d3..4e09ace 100644
--- a/lexer.h
+++ b/lexer.h
@@ -3,8 +3,6 @@
 #include <stdbool.h>
 #include <stdio.h>
 
-// single characters stand for themselves
-// so the named tokens start past them
 enum Token
 {
     TOK_END = 0,
@@ -16,15 +14,9 @@ enum Token
     TOK_CHAR
 };
 
-// provided by flex
-// the input
-// the current line
-// and the scanner itself
-extern FILE* yyin;
-extern int yylineno;
-int yylex(void);
+extern FILE* yyin;   // input
+extern int yylineno; // current line
+int yylex(void);     // scanner
 
-// true once the lexer has refused something
 bool lexer_failed(void);
-// the character inside the most recent TOK_CHAR
 char lexer_character(void);