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Diffstat (limited to 'src/nvim/eval/decode.c')
-rw-r--r--src/nvim/eval/decode.c98
1 files changed, 51 insertions, 47 deletions
diff --git a/src/nvim/eval/decode.c b/src/nvim/eval/decode.c
index 0933b1bf9c..17799b500c 100644
--- a/src/nvim/eval/decode.c
+++ b/src/nvim/eval/decode.c
@@ -60,8 +60,8 @@ static inline void create_special_dict(typval_T *const rettv,
dictitem_T *const type_di = tv_dict_item_alloc_len(S_LEN("_TYPE"));
type_di->di_tv.v_type = VAR_LIST;
type_di->di_tv.v_lock = VAR_UNLOCKED;
- type_di->di_tv.vval.v_list = (list_T *) eval_msgpack_type_lists[type];
- type_di->di_tv.vval.v_list->lv_refcount++;
+ type_di->di_tv.vval.v_list = (list_T *)eval_msgpack_type_lists[type];
+ tv_list_ref(type_di->di_tv.vval.v_list);
tv_dict_add(dict, type_di);
dictitem_T *const val_di = tv_dict_item_alloc_len(S_LEN("_VAL"));
val_di->di_tv = val;
@@ -120,16 +120,14 @@ static inline int json_decoder_pop(ValuesStackItem obj,
last_container = kv_last(*container_stack);
}
if (last_container.container.v_type == VAR_LIST) {
- if (last_container.container.vval.v_list->lv_len != 0
+ if (tv_list_len(last_container.container.vval.v_list) != 0
&& !obj.didcomma) {
EMSG2(_("E474: Expected comma before list item: %s"), val_location);
tv_clear(&obj.val);
return FAIL;
}
assert(last_container.special_val == NULL);
- listitem_T *obj_li = tv_list_item_alloc();
- obj_li->li_tv = obj.val;
- tv_list_append(last_container.container.vval.v_list, obj_li);
+ tv_list_append_owned_tv(last_container.container.vval.v_list, obj.val);
} else if (last_container.stack_index == kv_size(*stack) - 2) {
if (!obj.didcolon) {
EMSG2(_("E474: Expected colon before dictionary value: %s"),
@@ -152,14 +150,10 @@ static inline int json_decoder_pop(ValuesStackItem obj,
}
obj_di->di_tv = obj.val;
} else {
- list_T *const kv_pair = tv_list_alloc();
+ list_T *const kv_pair = tv_list_alloc(2);
tv_list_append_list(last_container.special_val, kv_pair);
- listitem_T *const key_li = tv_list_item_alloc();
- key_li->li_tv = key.val;
- tv_list_append(kv_pair, key_li);
- listitem_T *const val_li = tv_list_item_alloc();
- val_li->li_tv = obj.val;
- tv_list_append(kv_pair, val_li);
+ tv_list_append_owned_tv(kv_pair, key.val);
+ tv_list_append_owned_tv(kv_pair, obj.val);
}
} else {
// Object with key only
@@ -227,14 +221,19 @@ static inline int json_decoder_pop(ValuesStackItem obj,
/// Create a new special dictionary that ought to represent a MAP
///
/// @param[out] ret_tv Address where new special dictionary is saved.
+/// @param[in] len Expected number of items to be populated before list
+/// becomes accessible from VimL. It is still valid to
+/// underpopulate a list, value only controls how many elements
+/// will be allocated in advance. @see ListLenSpecials.
///
/// @return [allocated] list which should contain key-value pairs. Return value
/// may be safely ignored.
-list_T *decode_create_map_special_dict(typval_T *const ret_tv)
+list_T *decode_create_map_special_dict(typval_T *const ret_tv,
+ const ptrdiff_t len)
FUNC_ATTR_NONNULL_ALL
{
- list_T *const list = tv_list_alloc();
- list->lv_refcount++;
+ list_T *const list = tv_list_alloc(len);
+ tv_list_ref(list);
create_special_dict(ret_tv, kMPMap, ((typval_T) {
.v_type = VAR_LIST,
.v_lock = VAR_UNLOCKED,
@@ -269,8 +268,8 @@ typval_T decode_string(const char *const s, const size_t len,
? ((s != NULL) && (memchr(s, NUL, len) != NULL))
: (bool)hasnul);
if (really_hasnul) {
- list_T *const list = tv_list_alloc();
- list->lv_refcount++;
+ list_T *const list = tv_list_alloc(kListLenMayKnow);
+ tv_list_ref(list);
typval_T tv;
create_special_dict(&tv, binary ? kMPBinary : kMPString, ((typval_T) {
.v_type = VAR_LIST,
@@ -291,7 +290,7 @@ typval_T decode_string(const char *const s, const size_t len,
.v_type = VAR_STRING,
.v_lock = VAR_UNLOCKED,
.vval = { .v_string = (char_u *)(
- s_allocated ? (char *)s : xmemdupz(s, len)) },
+ (s == NULL || s_allocated) ? (char *)s : xmemdupz(s, len)) },
};
}
}
@@ -738,8 +737,9 @@ json_decode_string_cycle_start:
} else if (last_container.special_val == NULL
? (last_container.container.v_type == VAR_DICT
? (DICT_LEN(last_container.container.vval.v_dict) == 0)
- : (last_container.container.vval.v_list->lv_len == 0))
- : (last_container.special_val->lv_len == 0)) {
+ : (tv_list_len(last_container.container.vval.v_list)
+ == 0))
+ : (tv_list_len(last_container.special_val) == 0)) {
emsgf(_("E474: Leading comma: %.*s"), LENP(p, e));
goto json_decode_string_fail;
}
@@ -848,8 +848,8 @@ json_decode_string_cycle_start:
break;
}
case '[': {
- list_T *list = tv_list_alloc();
- list->lv_refcount++;
+ list_T *list = tv_list_alloc(kListLenMayKnow);
+ tv_list_ref(list);
typval_T tv = {
.v_type = VAR_LIST,
.v_lock = VAR_UNLOCKED,
@@ -869,7 +869,7 @@ json_decode_string_cycle_start:
list_T *val_list = NULL;
if (next_map_special) {
next_map_special = false;
- val_list = decode_create_map_special_dict(&tv);
+ val_list = decode_create_map_special_dict(&tv, kListLenMayKnow);
} else {
dict_T *dict = tv_dict_alloc();
dict->dv_refcount++;
@@ -969,8 +969,8 @@ int msgpack_to_vim(const msgpack_object mobj, typval_T *const rettv)
.vval = { .v_number = (varnumber_T) mobj.via.u64 },
};
} else {
- list_T *const list = tv_list_alloc();
- list->lv_refcount++;
+ list_T *const list = tv_list_alloc(4);
+ tv_list_ref(list);
create_special_dict(rettv, kMPInteger, ((typval_T) {
.v_type = VAR_LIST,
.v_lock = VAR_UNLOCKED,
@@ -992,8 +992,8 @@ int msgpack_to_vim(const msgpack_object mobj, typval_T *const rettv)
.vval = { .v_number = (varnumber_T) mobj.via.i64 },
};
} else {
- list_T *const list = tv_list_alloc();
- list->lv_refcount++;
+ list_T *const list = tv_list_alloc(4);
+ tv_list_ref(list);
create_special_dict(rettv, kMPInteger, ((typval_T) {
.v_type = VAR_LIST,
.v_lock = VAR_UNLOCKED,
@@ -1038,18 +1038,19 @@ int msgpack_to_vim(const msgpack_object mobj, typval_T *const rettv)
break;
}
case MSGPACK_OBJECT_ARRAY: {
- list_T *const list = tv_list_alloc();
- list->lv_refcount++;
+ list_T *const list = tv_list_alloc((ptrdiff_t)mobj.via.array.size);
+ tv_list_ref(list);
*rettv = (typval_T) {
.v_type = VAR_LIST,
.v_lock = VAR_UNLOCKED,
.vval = { .v_list = list },
};
for (size_t i = 0; i < mobj.via.array.size; i++) {
- listitem_T *const li = tv_list_item_alloc();
- li->li_tv.v_type = VAR_UNKNOWN;
- tv_list_append(list, li);
- if (msgpack_to_vim(mobj.via.array.ptr[i], &li->li_tv) == FAIL) {
+ // Not populated yet, need to create list item to push.
+ tv_list_append_owned_tv(list, (typval_T) { .v_type = VAR_UNKNOWN });
+ if (msgpack_to_vim(mobj.via.array.ptr[i],
+ TV_LIST_ITEM_TV(tv_list_last(list)))
+ == FAIL) {
return FAIL;
}
}
@@ -1089,30 +1090,33 @@ int msgpack_to_vim(const msgpack_object mobj, typval_T *const rettv)
}
break;
msgpack_to_vim_generic_map: {}
- list_T *const list = decode_create_map_special_dict(rettv);
+ list_T *const list = decode_create_map_special_dict(
+ rettv, (ptrdiff_t)mobj.via.map.size);
for (size_t i = 0; i < mobj.via.map.size; i++) {
- list_T *const kv_pair = tv_list_alloc();
+ list_T *const kv_pair = tv_list_alloc(2);
tv_list_append_list(list, kv_pair);
- listitem_T *const key_li = tv_list_item_alloc();
- key_li->li_tv.v_type = VAR_UNKNOWN;
- tv_list_append(kv_pair, key_li);
- listitem_T *const val_li = tv_list_item_alloc();
- val_li->li_tv.v_type = VAR_UNKNOWN;
- tv_list_append(kv_pair, val_li);
- if (msgpack_to_vim(mobj.via.map.ptr[i].key, &key_li->li_tv) == FAIL) {
+
+ typval_T key_tv = { .v_type = VAR_UNKNOWN };
+ if (msgpack_to_vim(mobj.via.map.ptr[i].key, &key_tv) == FAIL) {
+ tv_clear(&key_tv);
return FAIL;
}
- if (msgpack_to_vim(mobj.via.map.ptr[i].val, &val_li->li_tv) == FAIL) {
+ tv_list_append_owned_tv(kv_pair, key_tv);
+
+ typval_T val_tv = { .v_type = VAR_UNKNOWN };
+ if (msgpack_to_vim(mobj.via.map.ptr[i].val, &val_tv) == FAIL) {
+ tv_clear(&val_tv);
return FAIL;
}
+ tv_list_append_owned_tv(kv_pair, val_tv);
}
break;
}
case MSGPACK_OBJECT_EXT: {
- list_T *const list = tv_list_alloc();
- list->lv_refcount++;
+ list_T *const list = tv_list_alloc(2);
+ tv_list_ref(list);
tv_list_append_number(list, mobj.via.ext.type);
- list_T *const ext_val_list = tv_list_alloc();
+ list_T *const ext_val_list = tv_list_alloc(kListLenMayKnow);
tv_list_append_list(list, ext_val_list);
create_special_dict(rettv, kMPExt, ((typval_T) {
.v_type = VAR_LIST,
generated by cgit (git 2.34.1) at 2025-11-04 04:41:50 +0000