bzr cat --name-from revision doesn't seem to do anything

[Andrew King]

So is it desirable annotate works like that?

Sent from my iPhone

On 09/02/2011, at 1:03 PM, John Arbash Meinel <john at arbash-meinel.com> wrote:

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> On 2/8/2011 7:50 PM, Andrew King wrote:
>> bzr init .
>> touch foo
>> bzr add foo
>> bzr commit -m "added foo" foo
>> bzr mv foo bar
>> bzr commit
>> bzr cat -r1 bar
>>    no error (finds foo has become bar)
>> bzr cat -r1 foo
>>    no error
>> bzr cat -r1 foo --name-from-revision
>>    no error
>> bzr cat -r1 bar --name-from-revision
>>    bzr: ERROR: u'bar' is not present in revision
>> 
>> I don't understand what the point of --name from revision.
>> 
>> bzr cat finds that foo has become bar anyway, so --name-from-revision
>> just seems to make it less likely that you find what you are looking for?
>> 
>> I am looking at this in order to try and address the merge comments
>> on https://code.launchpad.net/~eurokang/bzr/537442-annotate-removed/+merge/48906 by
>> consolidating the way files are looked up by name and revision
>> information, but it seems cat's way doesn't make that much sense!
>> 
>> Cheers,
>> Andrew
> 
> I'm guessing the flag was added to force looking in the revision before
> the working tree. For the case of:
> 
> bzr init .
> echo original foo > foo
> bzr add
> bzr commit -m "added foo"
> bzr mv foo bar
> echo new foo > foo
> bzr add
> bzr commit -m "new foo"
> 
> bzr cat foo
> bzr cat -r1 foo
> bzr cat -r1 foo --name-from-revision
> 
> John
> =:->
> 
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