From: Junio C Hamano <gitster@pobox.com>
Date: Fri, 10 Jun 2022 16:30:07 GMT
Subject: Re: [PATCH 2/2] ci(github): also mark up compile errors
Message-ID: <xmqqzgikfpm8.fsf@gitster.g>
In-Reply-To: <19d6e34f038121b927cdfacc3c4ae5abd1791415.1654774347.git.gitgitgadget@gmail.com>

"Johannes Schindelin via GitGitGadget" <gitgitgadget@gmail.com>
writes:

> +		sed 's/^\(\([^ ]*\):\([0-9]*\):\([0-9]*:\) \)\(error\|warning\): /::\5 file=\2 line=\3::\1/'

https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#setting-a-warning-message

seems to use comma as field separator, not SP, for files and lines.
We'll see if they are equivalent without getting documented soon, as
I will be adding this to my tree for 'seen' today.  We should throw
a build failure in to see its effect ;-)