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update: added some comments and fixed a bit of code

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maix0 2024-10-10 16:22:06 +02:00
parent f6f70f0c53
commit dbb53d37ab
1 changed files with 24 additions and 14 deletions
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38
parser/src/yarn/ast_op.c
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@ -6,15 +6,15 @@
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/10/09 12:44:53 by maiboyer #+# #+# */
/* Updated: 2024/10/10 15:56:05 by rparodi ### ########.fr */
/* Updated: 2024/10/10 16:21:44 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "ast/ast.h"
#include "me/types.h"
#include "parser/token.h"
#include "me/vec/vec_ast.h"
#include "me/vec/vec_token.h"
#include "parser/token.h"
/// en fonction de op, qui peut etre: TOK_AND TOK_PIPE TOK_OR
/// choisir le bon ast_node a faire (t_ast_node->data.list + set operator ou t_asdt_node->data.pipeline)
@ -26,32 +26,42 @@
/// struct s_ast_list if (tok.type == TOK_AND || tok.type == TOK_OR)
/// struct s_ast_pipeline if (tok.type == TOK_PIPE)
/// `ast/include/ast/_raw_structs.h`
///
///
/// in the end we should change to using `t_error` and pushing the ast_node directly to output_queue in the function,
/// will change that later tho :)
t_ast_node ast_from_op(t_token tok, t_vec_ast *output_queue)
{
t_ast_node tmp;
t_ast_node ret;
t_ast_node tmp;
// this needs have a protection in case output_queue is smaller than 2 elements
// otherwise it is good :)
// you could also make it so TOK_AND and TOK_OR share the same code to win some lines
if (tok.type == TOK_AND)
{
tmp = ast_alloc(AST_LIST);
tmp->data.list.op = AST_LIST_AND;
vec_ast_pop(output_queue, &tmp->data.list.right);
vec_ast_pop(output_queue, &tmp->data.list.left);
ret = ast_alloc(AST_LIST);
ret->data.list.op = AST_LIST_AND;
vec_ast_pop(output_queue, &ret->data.list.right);
vec_ast_pop(output_queue, &ret->data.list.left);
}
else if (tok.type == TOK_OR)
{
tmp = ast_alloc(AST_LIST);
tmp->data.list.op = AST_LIST_OR;
vec_ast_pop(output_queue, &tmp->data.list.right);
vec_ast_pop(output_queue, &tmp->data.list.left);
ret = ast_alloc(AST_LIST);
ret->data.list.op = AST_LIST_OR;
vec_ast_pop(output_queue, &ret->data.list.right);
vec_ast_pop(output_queue, &ret->data.list.left);
}
else if (tok.type == TOK_PIPE)
{
tmp = ast_alloc(AST_PIPELINE);
// Here there is some kind of optimization that could be done in the future: if one node is already a AST_PIPELINE, just pus the other node into the right place in it and return the non created AST_PIPELINE node !
ret = ast_alloc(AST_PIPELINE);
vec_ast_pop(output_queue, &tmp);
vec_ast_push(&tmp.data.pipeline.statements, tmp);
vec_ast_push(&ret->data.pipeline.statements, tmp);
vec_ast_pop(output_queue, &tmp);
vec_ast_push(&tmp.data.pipeline.statements, tmp);
vec_ast_push(&ret->data.pipeline.statements, tmp);
}
else
me_abort("ast_from_op not the good token type gived !\n");
return (ret);
}