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%{
#include <inttypes.h>
#include "as.tab.h"
%}
NONDIGIT [_a-zA-Z]
DIGIT [0-9]
IDENTIFIERS [_a-zA-Z0-9]
%x COMMENT
%%
{DIGIT}+ { yylval.n = strtoumax(yytext, NULL, 10); return NUMBER; }
{NONDIGIT}{IDENTIFIERS}* { yylval.s = yytext; return TOKEN; }
:|,|\. { return yytext[0]; }
\n { return NEWLINE; }
; { BEGIN COMMENT; }
<COMMENT>. ;
<COMMENT>\n { BEGIN INITIAL; return NEWLINE; }
. ;
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