var return VAR;
true { yylval = ast_bool(true); return BOOL; }
false { yylval = ast_bool(false); return BOOL; }
+return return RETURN;
= return ASSIGN;
! return INVERSE;
\|\| return BINOR;
\{ return COPEN;
\} return CCLOSE;
\; return SEMICOLON;
+\[\] return NIL;
, return COMMA;
'([^']|\\[abtnvfr]|\\x[0-9a-fA-F]{2})' {
- yylval = ast_char(yytext);
- return CHAR;
-}
-[0-9]+ {
- yylval = ast_int(atoi(yytext));
- return INTEGER;
-}
+ yylval = ast_char(yytext); return CHAR; }
+[0-9]+ {
+ yylval = ast_int(atoi(yytext)); return INTEGER; }
[_a-zA-Z][_a-zA-Z0-9]* {
- yylval = ast_ident(yytext);
- return IDENT;
-}
+ yylval = ast_ident(yytext); return IDENT; }
[ \n\t] ;
%%