Subject: Re: move detection doesnt take filename into account

From: Elliot Wolk <[email-masked]>
Date: Tue, 01 Jul 2014 11:05:46 -0400

thanks for the info!
then i suppose my bug is a petition to have name similarity instead use 
a different statistical matching algorithm.

On 07/01/2014 10:57 AM, Junio C Hamano wrote:
> Robin Rosenberg <[email-masked]> writes:
>
>> I think it does, but based on filename suffix. E.g. here is a rename of
>> three empty files with a suffix.
>>
>>   3 files changed, 0 insertions(+), 0 deletions(-)
>>   rename 1.a => 2.a (100%)
>>   rename 1.b => 2.b (100%)
>>   rename 1.c => 2.c (100%)
> This is not more than a chance.
>
> We tie-break rename source candidates that have the same content
> similarity score to a rename destination using "name similarity",
> whose implementation has been diffcore-rename.c::basename_same(),
> which scores 1 if `basename $src` and `basename $dst` are the same
> and 0 otherwise, i.e. from 1.a to a/1.a is judged to be a better
> rename than from 1.a to a/2.a but otherwise there is nothing that
> favors rename from 1.a to 2.a over 1.a to 2.b.