Re: [BUG] git config --unset is not idempotent

From: Junio C Hamano <gitster@pobox.com>
Date: Aug 25, 2022, 16:25 UTC
Message-ID: <xmqqk06w2sui.fsf@gitster.g>
In-Reply-To: <CAHckPJS6ibtxbU+VKwDaU6pFMtJ5SMcWnBi6D2pY+ekqpWsqXg@mail.gmail.com>

Arturo Seijas Fernandez <arturo.seijas@canonical.com> writes:

> The command "git config --unset [option]" is not idempotent. It is
> currently returning a success  code when the property had already been
> set and a 5 error code otherwise.

"rm" is not "idempotent", either.

    echo >file
    rm file ; echo $?
    rm file ; echo $?

The "git config --unset" command signals the inability to unset a variable when the variable to be unset does not even exist.