Re: [PATCH] add a script to diff rendered documentation

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On Fri, Aug 03, 2018 at 05:33:17PM -0400, Eric Sunshine wrote:

> > +OPTIONS_SPEC="\
> > +doc-diff <from> <to> [-- diff options]
> 
> Should this be?
> 
>     doc-diff [<options>] <from> <to> [-- <diff-options>]

I suppose so. Frankly I only added that line to appease git-sh-options
anyway.

> > +--
> > +j      parallel argument to pass to make
> > +f      force rebuild; do not rely on cached results
> > +"
> 
> Should "j" and "f" be "-j" and "-f", respectively?

No, they're input to "rev-parse --parseopt".

> > +while test $# -gt 0
> > +do
> > +       case "$1" in
> > +       -j)
> > +               parallel=${1#-j} ;;
> > +       -f)
> > +               force=t ;;
> > +       --)
> > +               shift; break ;;
> > +       *)
> > +               usage ;;
> 
> There doesn't seem to a usage() function defined anywhere (and
> OPTIONS_SPEC doesn't seem to be used).

It's git-sh-setup automagic. Try "./doc-diff --foo"

> > +# We'll do both builds in a single worktree, which lets make reuse
> > +# results that don't differ between the two trees.
> 
> "which lets make reuse"?

As in, lets the tool "make" reuse results...

-Peff



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