[PATCH RFC] dispatch: print 'abort:' when a pre-command hook fails

Mads Kiilerich mads at kiilerich.com
Tue Apr 16 17:27:35 CDT 2013


On 04/16/2013 11:44 PM, Siddharth Agarwal wrote:
> # HG changeset patch
> # User Siddharth Agarwal <sid0 at fb.com>
> # Date 1366148377 25200
> #      Tue Apr 16 14:39:37 2013 -0700
> # Node ID 58f26562aa8cc468c651d65b55c16e2c0f9946df
> # Parent  1e9704ba956a08cb298be3afb9a90fcf9d54c142
> dispatch: print 'abort:' when a pre-command hook fails
>
> This also changes the exit code from whatever the hook returned to 255. This
> brings it in line with all the other hooks that abort.

For the record: The core of this change is to set throw=True when 
calling hook() - not completely trivial to spot when looking at the diff.

/Mads

>
> diff -r 1e9704ba956a -r 58f26562aa8c mercurial/dispatch.py
> --- a/mercurial/dispatch.py	Thu Mar 28 00:30:40 2013 -0700
> +++ b/mercurial/dispatch.py	Tue Apr 16 14:39:37 2013 -0700
> @@ -508,10 +508,8 @@ def _earlygetopt(aliases, args):
>   
>   def runcommand(lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions):
>       # run pre-hook, and abort if it fails
> -    ret = hook.hook(lui, repo, "pre-%s" % cmd, False, args=" ".join(fullargs),
> -                    pats=cmdpats, opts=cmdoptions)
> -    if ret:
> -        return ret
> +    hook.hook(lui, repo, "pre-%s" % cmd, True, args=" ".join(fullargs),
> +              pats=cmdpats, opts=cmdoptions)
>       ret = _runcommand(ui, options, cmd, d)
>       # run post-hook, passing command result
>       hook.hook(lui, repo, "post-%s" % cmd, False, args=" ".join(fullargs),
> diff -r 1e9704ba956a -r 58f26562aa8c tests/test-hook.t
> --- a/tests/test-hook.t	Thu Mar 28 00:30:40 2013 -0700
> +++ b/tests/test-hook.t	Tue Apr 16 14:39:37 2013 -0700
> @@ -71,8 +71,8 @@ test generic hooks
>   
>     $ hg id
>     pre-identify hook: HG_ARGS=id HG_OPTS={'bookmarks': None, 'branch': None, 'id': None, 'insecure': None, 'num': None, 'remotecmd': '', 'rev': '', 'ssh': '', 'tags': None} HG_PATS=[]
> -  warning: pre-identify hook exited with status 1
> -  [1]
> +  abort: pre-identify hook exited with status 1
> +  [255]
>     $ hg cat b
>     pre-cat hook: HG_ARGS=cat b HG_OPTS={'decode': None, 'exclude': [], 'include': [], 'output': '', 'rev': ''} HG_PATS=['b']
>     b
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