Re: [PATCH v2] status: display "doing what" information in git status

> This provides the same information as the git bash prompt about the
> current operation that is going on: rebase, merge, am, cherry-pick or
> bisect.
> 
> This is very useful for "beginners" who don't have their shell prompt set
> up for git.
> 
> The logic has been largely borrowed from
> contrib/completion/git-completion.bash

> If we have an ongoing operation then:
> - if we are on a branch it displays:
>   # On branch $branch ($what_is_ongoing)
>   #   ($ongoing_hint)
> - if we are on a detached head it displays:
>   # $what_is_ongoing (detached head)
>   #   ($ongoing_hint)
> 
> If we have no ongoing operation the git status does as before:
> - if we are on a branch it displays:
>   # On branch $branch
> - if we are on a detached head it displays:
>   # Not currently on any branch.

> Since the ongoing operation is usually something to be done with before
> continuing with further git operations, the hint and ongoing operations
> are displayed with the "WT_STATUS_NOBRANCH" color to be easy to spot.
> 
> Signed-off-by: Pierre Habouzit <madcoder@debian.org>
> ---
>  wt-status.c |  138 ++++++++++++++++++++++++++++++++++++++++++++++++++++------
>  1 files changed, 123 insertions(+), 15 deletions(-)

> +static void wt_status_print_doingwhat(struct wt_status *s)
> +{
> +	const char *status_nobranch = color(WT_STATUS_NOBRANCH, s);
> +	const char *branch_name = s->branch;
> +	const char *advice = NULL;
> +
> +	const char * const rebase_advice =
> +		_("use \"git rebase --abort\" to abort current rebase or proceed");
> +	const char * const am_advice =
> +		_("use \"git am --abort\" to abort current mailbox apply or proceed");
> +	const char * const merge_advice =
> +		_("use \"git reset --hard\" to abort, or resolve conflicts and commit");