[PATCH] debugfsinfo: print fstype information

[Jun Wu]

Sorry. It's meant to be PATCH 8 of 8. Next time I'll use "--in-reply-to" to
attach it to an existing thread.

Excerpts from Augie Fackler's message of 2017-03-12 11:54:15 -0700:
> 
> > On Mar 12, 2017, at 11:53, Yuya Nishihara <yuya at tcha.org> wrote:
> > 
> > On Sun, 12 Mar 2017 14:12:03 -0400, Augie Fackler wrote:
> >> On Sun, Mar 12, 2017 at 01:34:53AM -0800, Jun Wu wrote:
> >>> # HG changeset patch
> >>> # User Jun Wu <quark at fb.com>
> >>> # Date 1489311257 28800
> >>> #      Sun Mar 12 01:34:17 2017 -0800
> >>> # Node ID ff9af50d033388f74cbaf1eeac1509b3e75da07b
> >>> # Parent  9da40a9e54c419490a2ff23b9dda7acc109f81cd
> >>> # Available At https://bitbucket.org/quark-zju/hg-draft 
> >>> #              hg pull https://bitbucket.org/quark-zju/hg-draft  -r ff9af50d0333
> >>> debugfsinfo: print fstype information
> >> 
> >> Queued, thanks.
> >> 
> >>> 
> >>> Since we have util.getfstype, it'll be handy to use "debugfsinfo" to test
> >>> it.
> >>> 
> >>> diff --git a/mercurial/debugcommands.py b/mercurial/debugcommands.py
> >>> --- a/mercurial/debugcommands.py
> >>> +++ b/mercurial/debugcommands.py
> >>> @@ -791,4 +791,5 @@ def debugfsinfo(ui, path="."):
> >>>     util.writefile('.debugfsinfo', '')
> >>>     ui.write(('exec: %s\n') % (util.checkexec(path) and 'yes' or 'no'))
> >>> +    ui.write(('fstype: %s\n') % (util.getfstype(path) or '(unknown)'))
> > 
> > It appears debugfsinfo isn't covered by tests.
> > 
> >  $ hg debugfsinfo
> >  exec: yes
> >  ...
> >      ui.write(('fstype: %s\n') % (util.getfstype(path) or '(unknown)'))
> >  AttributeError: 'module' object has no attribute 'getfstype'
> 
> Sigh. Pruning and we'll come back to this. Jun, you'll want to 'hg touch' this patch locally.