On Fri, Nov 16, 2007 at 10:31:15PM +0100, Benoit Sigoure wrote:
quoted text
> On Nov 16, 2007, at 10:11 PM, Mike Hommey wrote:
>
>> On Fri, Nov 16, 2007 at 10:04:57PM +0100, Benoit Sigoure wrote:
>>> On Nov 16, 2007, at 9:28 PM, Mike Hommey wrote:
>>>>  test_expect_success \
>>>>  	'message in editor has initial comment' '
>>>>  	GIT_EDITOR=cat git tag -a initial-comment > actual || true &&
>>>> -	test $(sed -n "/^\(#\|$\)/p" actual | wc -l) -gt 0
>>>> +	( read empty ;
>>>> +	  [ "$empty" ] && exit 1 ;
>>>
>>> What is this meant to do?  Did you mean [ -n "$empty" ] ?
>>
>> Replacing with [ -n "$empty" ] would not work properly, except if you
>> replace the following ; with &&. Does that really make a readability
>> difference ?
>
> I don't get it.  As far as I understand, you're trying to check whether 
> $empty is indeed empty, right?  So how is `[ "$empty" ]' meant to work?
>   [ -n "$empty" ] && exit 1
>
> will exit 1 if empty isn't empty.

Sorry, I read '-z', not '-n'. [ "$empty" ] and [ -n "$empty" ] are the
same thing.

Mike
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