minishell/parser/src/language/language_symbol2.c
2024-09-19 17:36:53 +02:00

47 lines
1.7 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* language_symbol2.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/08/31 17:46:08 by maiboyer #+# #+# */
/* Updated: 2024/08/31 17:46:44 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "me/types.h"
#include "parser/api.h"
#include "parser/language.h"
#include "parser/parser.h"
void ts_language_aliases_for_symbol(const t_language *self,
t_symbol original_symbol, const t_symbol **start, const t_symbol **end)
{
t_u32 idx;
t_symbol symbol;
t_u16 count;
*start = &self->public_symbol_map[original_symbol];
*end = *start + 1;
idx = 0;
while (true)
{
symbol = self->alias_map[idx++];
if (symbol == 0 || symbol > original_symbol)
break ;
count = self->alias_map[idx++];
if (symbol == original_symbol)
{
*start = &self->alias_map[idx];
*end = &self->alias_map[idx + count];
break ;
}
idx += count;
}
}
bool ts_language_is_symbol_external(const t_language *self, t_symbol symbol)
{
return (0 < symbol && symbol < self->external_token_count + 1);
}