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

53 lines
2 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* lexer_get_column.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/08/31 18:04:55 by maiboyer #+# #+# */
/* Updated: 2024/08/31 18:18:31 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "me/types.h"
#include "parser/lexer.h"
bool ts_lexer__eof(const t_lexer *_self);
t_u32 ts_lexer__get_column(t_lexer *_self);
void ts_lexer__advance(t_lexer *_self, bool skip);
void ts_lexer__do_advance(t_lexer *self, bool skip);
void ts_lexer__clear_chunk(t_lexer *self);
void ts_lexer__get_chunk(t_lexer *self);
void ts_lexer__get_lookahead(t_lexer *self);
void ts_lexer__mark_end(t_lexer *_self);
void ts_lexer_advance_to_end(t_lexer *self);
void ts_lexer_goto(t_lexer *self, t_length position);
t_u32 ts_lexer__get_column(t_lexer *_self)
{
t_lexer *self;
t_u32 goal_byte;
t_u32 result;
self = (t_lexer *)_self;
goal_byte = self->current_position.bytes;
self->did_get_column = true;
self->current_position.bytes -= self->current_position.extent.column;
self->current_position.extent.column = 0;
if (self->current_position.bytes < self->chunk_start)
ts_lexer__get_chunk(self);
result = 0;
if (!ts_lexer__eof(_self))
{
ts_lexer__get_lookahead(self);
while (self->current_position.bytes < goal_byte && self->chunk)
{
result++;
ts_lexer__do_advance(self, false);
if (ts_lexer__eof(_self))
break ;
}
}
return (result);
}