Mercurial > vim
changeset 34969:a357a624e487 v9.1.0340
patch 9.1.0340: Problem: Error with matchaddpos() and empty list
Commit: https://github.com/vim/vim/commit/f7d31adcc22eae852d6e7a5b59e9755ba7b51d35
Author: Christian Brabandt <cb@256bit.org>
Date: Tue Apr 16 22:23:17 2024 +0200
patch 9.1.0340: Problem: Error with matchaddpos() and empty list
Problem: Error with matchaddpos() and empty list
(@rickhow)
Solution: Return early for an empty list
fixes: #14525
closes: #14563
Signed-off-by: Christian Brabandt <cb@256bit.org>
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Tue, 16 Apr 2024 22:30:07 +0200 |
parents | 49932b651be3 |
children | 057d80758edf |
files | src/match.c src/testdir/test_match.vim src/version.c |
diffstat | 3 files changed, 5 insertions(+), 3 deletions(-) [+] |
line wrap: on
line diff
--- a/src/match.c +++ b/src/match.c @@ -87,7 +87,7 @@ match_add( m = ALLOC_CLEAR_ONE(matchitem_T); if (m == NULL) return -1; - if (pos_list != NULL) + if (pos_list != NULL && pos_list->lv_len > 0) { m->mit_pos_array = ALLOC_CLEAR_MULT(llpos_T, pos_list->lv_len); if (m->mit_pos_array == NULL) @@ -1294,7 +1294,7 @@ f_matchaddpos(typval_T *argvars UNUSED, return; } l = argvars[1].vval.v_list; - if (l == NULL) + if (l == NULL || l->lv_len == 0) return; if (argvars[2].v_type != VAR_UNKNOWN)
--- a/src/testdir/test_match.vim +++ b/src/testdir/test_match.vim @@ -307,6 +307,7 @@ func Test_matchaddpos_error() " Why doesn't the following error have an error code E...? call assert_fails("call matchaddpos('Error', [{}])", 'E290:') call assert_equal(-1, matchaddpos('Error', test_null_list())) + call assert_equal(-1, matchaddpos('Error', [])) call assert_fails("call matchaddpos('Error', [1], [], 1)", 'E745:') call assert_equal(-1, matchaddpos('Search', [[]])) call assert_fails("call matchaddpos('Search', [[{}]])", 'E728:') @@ -433,5 +434,4 @@ func Test_match_tab_with_linebreak() call StopVimInTerminal(buf) endfunc - " vim: shiftwidth=2 sts=2 expandtab