Re: [PATCH] test-tool: show tool list on error

> Before we switched to one big test-tool binary, if you
> forgot the name of a tool, you could use tab-completion in
> the shell to get a hint. But these days, all you get is:
>
>    $ t/helper/test-tool approxidate
>    fatal: There is no test named 'approxidate'
>
> and you're stuck reading the source code to find it. Let's
> print a list of the available tools in this case.
>
> Signed-off-by: Jeff King <peff@peff.net>
> ---
> Not really user-facing, but this bugged me enough earlier to write the
> patch. ;)
>
> Some of the individual tools have nice help, too (try
> "t/helper/test-tool date", which shows the approxidate command I was
> looking for), but some of them could probably stand to improve their
> friendliness (try "t/helper/test-tool config"). I think it's fine for
> people to improve them over time if and when they get annoyed.