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Support initializing a list from an iterator or sequence

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This commit is contained in:
K. Lange 2021-01-24 16:10:12 +09:00
parent f55d5c486e
commit 00a1189309
1 changed files with 9 additions and 1 deletions
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10
src/vm.c
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@ -513,13 +513,21 @@ static KrkValue _dict_nth_key_fast(size_t capacity, KrkTableEntry * entries, siz
return NONE_VAL(); return NONE_VAL();
} }
static KrkValue _list_extend(int argc, KrkValue argv[]);
/** /**
* list.__init__() * list.__init__()
*/ */
static KrkValue _list_init(int argc, KrkValue argv[]) { static KrkValue _list_init(int argc, KrkValue argv[]) {
CHECK_LIST_FAST(); CHECK_LIST_FAST();
if (argc > 1) return krk_runtimeError(vm.exceptions.argumentError, "Can not initialize list from iterable (unsupported, try again later)");
krk_initValueArray(AS_LIST(argv[0])); krk_initValueArray(AS_LIST(argv[0]));
if (argc > 2) return krk_runtimeError(vm.exceptions.argumentError, "too many arguments to list.__init__");
if (argc == 2) {
/* TODO: Why not just initialize it this way... */
_list_extend(2,(KrkValue[]){argv[0],argv[1]});
}
return argv[0]; return argv[0];
} }