vim-patch:8.2.3408: can delete a numbered function

Problem:    Can delete a numbered function. (Naohiro Ono)
Solution:   Disallow deleting a numbered function. (closes vim/vim#8760)

ddfc05100a

Co-authored-by: Bram Moolenaar <Bram@vim.org>
This commit is contained in:
zeertzjq 2022-10-27 09:44:13 +08:00
parent 9eaae3d56b
commit acbfbbb649
2 changed files with 12 additions and 0 deletions

View File

@ -2704,6 +2704,13 @@ void ex_delfunction(exarg_T *eap)
*p = NUL;
}
if (isdigit(*name) && fudi.fd_dict == NULL) {
if (!eap->skip) {
semsg(_(e_invarg2), eap->arg);
}
xfree(name);
return;
}
if (!eap->skip) {
fp = find_func(name);
}

View File

@ -423,6 +423,11 @@ func Test_del_func()
func d.fn()
return 1
endfunc
" cannot delete the dict function by number
let nr = substitute(execute('echo d'), '.*function(''\(\d\+\)'').*', '\1', '')
call assert_fails('delfunction g:' .. nr, 'E475: Invalid argument: g:')
delfunc d.fn
call assert_equal({'a' : 10}, d)
endfunc