fix(terminal): don't allow b:term_title watcher to delete buffer

This commit is contained in:
zeertzjq
2026-01-27 12:45:49 +08:00
parent b6befc7b03
commit b4039ec0b0
2 changed files with 12 additions and 0 deletions

View File

@@ -1416,6 +1416,7 @@ static void buf_set_term_title(buf_T *buf, const char *title, size_t len)
}
Error err = ERROR_INIT;
buf->b_locked++;
dict_set_var(buf->b_vars,
STATIC_CSTR_AS_STRING("term_title"),
STRING_OBJ(((String){ .data = (char *)title, .size = len })),
@@ -1423,6 +1424,7 @@ static void buf_set_term_title(buf_T *buf, const char *title, size_t len)
false,
NULL,
&err);
buf->b_locked--;
api_clear_error(&err);
status_redraw_buf(buf);
}

View File

@@ -1134,6 +1134,16 @@ describe(':terminal buffer', function()
feed([[<C-\><C-N>]])
eq({ mode = 'nt', blocking = false }, api.nvim_get_mode())
end)
it('does not allow b:term_title watcher to delete buffer', function()
local chan = api.nvim_open_term(0, {})
api.nvim_chan_send(chan, '\027]2;SOME_TITLE\007')
eq('SOME_TITLE', api.nvim_buf_get_var(0, 'term_title'))
command([[call dictwatcheradd(b:, 'term_title', {-> execute('bwipe!')})]])
api.nvim_chan_send(chan, '\027]2;OTHER_TITLE\007')
eq('OTHER_TITLE', api.nvim_buf_get_var(0, 'term_title'))
matches('^E937: ', api.nvim_get_vvar('errmsg'))
end)
end)
describe('on_lines does not emit out-of-bounds line indexes when', function()