conservatory
/
picrin
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

add dictionary-map and dictionary-for-each

This commit is contained in:
Yuichi Nishiwaki 2015-01-17 23:26:35 +09:00
parent 6968c85282
commit cbed7c4ba5
1 changed files with 96 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

96
extlib/benz/dict.c
View File

@ -6,6 +6,7 @@
#include "picrin/dict.h"
#include "picrin/cont.h"
#include "picrin/pair.h"
#include "picrin/error.h"
struct pic_dict *
pic_make_dict(pic_state *pic)
@ -157,6 +158,99 @@ pic_dict_dictionary_size(pic_state *pic)
return pic_int_value(pic_dict_size(pic, dict));
}
static pic_value
pic_dict_dictionary_map(pic_state *pic)
{
struct pic_proc *proc;
size_t argc, i;
pic_value *args;
pic_value arg, ret;
xh_entry **it;
pic_get_args(pic, "l*", &proc, &argc, &args);
it = pic_alloc(pic, argc * sizeof(xh_entry));
for (i = 0; i < argc; ++i) {
if (! pic_dict_p(args[i])) {
pic_free(pic, it);
pic_errorf(pic, "expected dict, but got %s", pic_type_repr(pic_type(args[i])));
}
it[i] = xh_begin(&pic_dict_ptr(args[i])->hash);
}
pic_try {
ret = pic_nil_value();
do {
arg = pic_nil_value();
for (i = 0; i < argc; ++i) {
if (it[i] == NULL) {
break;
}
pic_push(pic, pic_sym_value(xh_key(it[i], pic_sym)), arg);
it[i] = xh_next(it[i]);
}
if (i != argc) {
break;
}
pic_push(pic, pic_apply(pic, proc, pic_reverse(pic, arg)), ret);
} while (1);
}
pic_catch {
pic_free(pic, it);
pic_raise(pic, pic->err);
}
pic_free(pic, it);
return pic_reverse(pic, ret);
}
static pic_value
pic_dict_dictionary_for_each(pic_state *pic)
{
struct pic_proc *proc;
size_t argc, i;
pic_value *args;
pic_value arg;
xh_entry **it;
pic_get_args(pic, "l*", &proc, &argc, &args);
it = pic_alloc(pic, argc * sizeof(xh_entry));
for (i = 0; i < argc; ++i) {
if (! pic_dict_p(args[i])) {
pic_free(pic, it);
pic_errorf(pic, "expected dict, but got %s", pic_type_repr(pic_type(args[i])));
}
it[i] = xh_begin(&pic_dict_ptr(args[i])->hash);
}
pic_try {
do {
arg = pic_nil_value();
for (i = 0; i < argc; ++i) {
if (it[i] == NULL) {
break;
}
pic_push(pic, pic_sym_value(xh_key(it[i], pic_sym)), arg);
it[i] = xh_next(it[i]);
}
if (i != argc) {
break;
}
pic_void(pic_apply(pic, proc, pic_reverse(pic, arg)));
} while (1);
}
pic_catch {
pic_free(pic, it);
pic_raise(pic, pic->err);
}
pic_free(pic, it);
return pic_none_value();
}
static pic_value
pic_dict_dictionary_to_alist(pic_state *pic)
{
@ -237,6 +331,8 @@ pic_init_dict(pic_state *pic)
pic_defun(pic, "dictionary-set!", pic_dict_dictionary_set);
pic_defun(pic, "dictionary-delete!", pic_dict_dictionary_del);
pic_defun(pic, "dictionary-size", pic_dict_dictionary_size);
pic_defun(pic, "dictionary-map", pic_dict_dictionary_map);
pic_defun(pic, "dictionary-for-each", pic_dict_dictionary_for_each);
pic_defun(pic, "dictionary->alist", pic_dict_dictionary_to_alist);
pic_defun(pic, "alist->dictionary", pic_dict_alist_to_dictionary);
pic_defun(pic, "dictionary->plist", pic_dict_dictionary_to_plist);