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vim-patch:9.0.0836: wrong error when using extend() with funcref

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Problem:    Wrong error when using extend() with funcref.
Solution:   Better check the variable type. (closes vim/vim#11468, closes vim/vim#11455)

91c75d18d9
This commit is contained in:
zeertzjq
2022-11-06 07:01:45 +08:00
parent 4740672b37
commit d4353c3645
3 changed files with 26 additions and 13 deletions
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19
src/nvim/eval/typval.c
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@@ -2206,12 +2206,12 @@ bool tv_dict_get_callback(dict_T *const d, const char *const key, const ptrdiff_
return res;
}
/// Check for adding a function to g: or s:.
/// Check for adding a function to g: or l:.
/// If the name is wrong give an error message and return true.
int tv_dict_wrong_func_name(dict_T *d, typval_T *tv, const char *name)
{
return (d == &globvardict || &d->dv_hashtab == get_funccal_local_ht())
&& (tv->v_type == VAR_FUNC || tv->v_type == VAR_PARTIAL)
&& tv_is_func(*tv)
&& var_wrong_func_name(name, true);
}
@@ -2459,17 +2459,9 @@ void tv_dict_extend(dict_T *const d1, dict_T *const d2, const char *const action
TV_DICT_ITER(d2, di2, {
dictitem_T *const di1 = tv_dict_find(d1, (const char *)di2->di_key, -1);
if (d1->dv_scope != VAR_NO_SCOPE) {
// Disallow replacing a builtin function in l: and g:.
// Check the key to be valid when adding to any scope.
if (d1->dv_scope == VAR_DEF_SCOPE
&& tv_is_func(di2->di_tv)
&& var_wrong_func_name((const char *)di2->di_key, di1 == NULL)) {
break;
}
if (!valid_varname((const char *)di2->di_key)) {
break;
}
// Check the key to be valid when adding to any scope.
if (d1->dv_scope != VAR_NO_SCOPE && !valid_varname((const char *)di2->di_key)) {
break;
}
if (di1 == NULL) {
dictitem_T *const new_di = tv_dict_item_copy(di2);
@@ -2489,6 +2481,7 @@ void tv_dict_extend(dict_T *const d1, dict_T *const d2, const char *const action
|| var_check_ro(di1->di_flags, arg_errmsg, arg_errmsg_len)) {
break;
}
// Disallow replacing a builtin function.
if (tv_dict_wrong_func_name(d1, &di2->di_tv, (const char *)di2->di_key)) {
break;
}