vim-patch:9.0.0020: with some completion reading past end of string (#19922)

Problem:    With some completion reading past end of string.
Solution:   Check the length of the string.
f12129f171
This commit is contained in:
zeertzjq
2022-08-24 16:59:03 +08:00
committed by GitHub
parent 79f32c20f0
commit b0569f5813
2 changed files with 18 additions and 2 deletions

View File

@@ -1839,10 +1839,18 @@ static bool ins_compl_stop(const int c, const int prev_mode, bool retval)
// but only do this, if the Popup is still visible
if (c == Ctrl_E) {
ins_compl_delete();
char_u *p = NULL;
if (compl_leader != NULL) {
ins_bytes(compl_leader + get_compl_len());
p = compl_leader;
} else if (compl_first_match != NULL) {
ins_bytes(compl_orig_text + get_compl_len());
p = compl_orig_text;
}
if (p != NULL) {
const int compl_len = get_compl_len();
const int len = (int)STRLEN(p);
if (len > compl_len) {
ins_bytes_len(p + compl_len, (size_t)(len - compl_len));
}
}
retval = true;
}

View File

@@ -947,4 +947,12 @@ func Test_complete_smartindent()
delfunction! FooBarComplete
endfunc
func Test_complete_overrun()
" this was going past the end of the copied text
new
sil norm si”0s0 
bwipe!
endfunc
" vim: shiftwidth=2 sts=2 expandtab