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update: added pass to catch invalid token (respective of bonus too !)

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Maieul BOYER 2024-10-10 15:30:23 +02:00
parent 4d56158633
commit 83311a8c15
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4 changed files with 67 additions and 11 deletions
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60
parser/src/passes/verify_invalid_tokens.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* verify_invalid_tokens.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/10/02 19:04:32 by maiboyer #+# #+# */
/* Updated: 2024/10/10 15:28:49 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "me/printf/printf.h"
#include "me/types.h"
#include "me/vec/vec_token.h"
#include "parser/passes.h"
#include "parser/token.h"
bool _is_invalid(enum e_token ty)
{
return (ty == TOK_NONE || ty == TOK_SEMICOLON || ty == TOK_AMP \
|| (!BONUS && \
(ty == TOK_OR || ty == TOK_AND || ty == TOK_LPAREN || ty == TOK_RPAREN)));
}
/// This is a sample pass
///
/// There is a few rules the rest of the tokenizer machinery assumes
/// theses function follows:
/// - the input vec WILL be freed when the function return, even in
/// case of error
/// - the output vector isn't populated if the function returns an error,
/// thus it shouldn't be freed in case of error
/// - the output tokens may not be direct copy of the input tokens,
/// but need to be cloned (different allocations for stuff)
t_error ts_verify_tokens(t_vec_token input, t_vec_token *output)
{
t_vec_token out;
t_usize i;
i = 0;
out = vec_token_new(input.len, token_free);
while (i < input.len)
{
if (_is_invalid(input.buffer[i].type))
{
me_eprintf("Invalid token found, this could be due to the fact " \
"that the project wasn't compiled with bonuses, or you failed " \
"to type your command.\ntok->type = %02X\n", input.buffer[i].type);
vec_token_free(input);
vec_token_free(out);
return (ERROR);
}
vec_token_push(&out, token_clone(&input.buffer[i]));
i++;
}
vec_token_free(input);
return (*output = out, NO_ERROR);
}