Mercurial > vim
diff src/evalvars.c @ 27924:e6e3abc28c7a v8.2.4487
patch 8.2.4487: Vim9: cannot compare with v:null
Commit: https://github.com/vim/vim/commit/7a2222487507eb13cccdb9a66397092775d62b8c
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Mar 1 19:23:24 2022 +0000
patch 8.2.4487: Vim9: cannot compare with v:null
Problem: Vim9: cannot compare with v:null.
Solution: Allow comparing anything with v:null. (closes https://github.com/vim/vim/issues/9866)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Tue, 01 Mar 2022 20:30:04 +0100 |
parents | 27956f5e263c |
children | c8d6c2736796 |
line wrap: on
line diff
--- a/src/evalvars.c +++ b/src/evalvars.c @@ -2816,29 +2816,33 @@ eval_variable( } // If a list or dict variable wasn't initialized, do it now. - if (tv->v_type == VAR_DICT && tv->vval.v_dict == NULL) - { - tv->vval.v_dict = dict_alloc(); - if (tv->vval.v_dict != NULL) - { - ++tv->vval.v_dict->dv_refcount; - tv->vval.v_dict->dv_type = alloc_type(type); - } - } - else if (tv->v_type == VAR_LIST && tv->vval.v_list == NULL) + // Not for global variables, they are not declared. + if (ht != &globvarht) { - tv->vval.v_list = list_alloc(); - if (tv->vval.v_list != NULL) + if (tv->v_type == VAR_DICT && tv->vval.v_dict == NULL) { - ++tv->vval.v_list->lv_refcount; - tv->vval.v_list->lv_type = alloc_type(type); + tv->vval.v_dict = dict_alloc(); + if (tv->vval.v_dict != NULL) + { + ++tv->vval.v_dict->dv_refcount; + tv->vval.v_dict->dv_type = alloc_type(type); + } } - } - else if (tv->v_type == VAR_BLOB && tv->vval.v_blob == NULL) - { - tv->vval.v_blob = blob_alloc(); - if (tv->vval.v_blob != NULL) - ++tv->vval.v_blob->bv_refcount; + else if (tv->v_type == VAR_LIST && tv->vval.v_list == NULL) + { + tv->vval.v_list = list_alloc(); + if (tv->vval.v_list != NULL) + { + ++tv->vval.v_list->lv_refcount; + tv->vval.v_list->lv_type = alloc_type(type); + } + } + else if (tv->v_type == VAR_BLOB && tv->vval.v_blob == NULL) + { + tv->vval.v_blob = blob_alloc(); + if (tv->vval.v_blob != NULL) + ++tv->vval.v_blob->bv_refcount; + } } copy_tv(tv, rettv); }