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fix(eval/f_getmatches): return empty list for invalid win argument (#18893)

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Slight inaccuracy in v8.1.1084's port.
Like Vim, it should return [], not 0.
Ref #18890
This commit is contained in:
Sean Dewar
2022-06-07 16:55:32 +01:00
committed by GitHub
parent 057a280867
commit 3cd22a3485
2 changed files with 2 additions and 2 deletions
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2
runtime/doc/builtin.txt
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@@ -3214,7 +3214,7 @@ getmatches([{win}]) *getmatches()*
|getmatches()|. |getmatches()|.
If {win} is specified, use the window with this number or If {win} is specified, use the window with this number or
window ID instead of the current window. If {win} is invalid, window ID instead of the current window. If {win} is invalid,
`0` is returned. an empty list is returned.
Example: > Example: >
:echo getmatches() :echo getmatches()
< [{'group': 'MyGroup1', 'pattern': 'TODO', < [{'group': 'MyGroup1', 'pattern': 'TODO',

2
src/nvim/match.c
View File

@@ -873,11 +873,11 @@ void f_getmatches(typval_T *argvars, typval_T *rettv, FunPtr fptr)
int i; int i;
win_T *win = get_optional_window(argvars, 0); win_T *win = get_optional_window(argvars, 0);
tv_list_alloc_ret(rettv, kListLenMayKnow);
if (win == NULL) { if (win == NULL) {
return; return;
} }
tv_list_alloc_ret(rettv, kListLenMayKnow);
cur = win->w_match_head; cur = win->w_match_head;
while (cur != NULL) { while (cur != NULL) {
dict_T *dict = tv_dict_alloc(); dict_T *dict = tv_dict_alloc();