Do not use negative indexes

Ref #1821.
This commit is contained in:
Nikolai Aleksandrovich Pavlov 2017-08-22 10:30:49 +03:00 committed by GitHub
parent d0d0644e3c
commit 6b3c71bf3b
1 changed files with 1 additions and 1 deletions

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@ -46,7 +46,7 @@ _powerline_status_wrapper() {
if ! _powerline_has_pipestatus \
|| test "${#last_pipe_status[@]}" -eq "0" \
|| test "$last_exit_code" != "${last_pipe_status[-1]}" ; then
|| test "$last_exit_code" != "${last_pipe_status[$(( ${#last_pipe_status[@]} - 1 ))]}" ; then
last_pipe_status=()
fi
"$@" $last_exit_code "${last_pipe_status[*]}"