Re: [PATCH v3 20/23] ref-filter: unifying formatting of cat-file opts

> On Mon, Feb 12, 2018 at 08:08:54AM +0000, Olga Telezhnaya wrote:
>
>> cat-file options are now filled by general logic.
>
> Yay.
>
> One puzzling thing:
>
>> diff --git a/ref-filter.c b/ref-filter.c
>> index 8d104b567eb7c..5781416cf9126 100644
>> --- a/ref-filter.c
>> +++ b/ref-filter.c
>> @@ -824,8 +824,12 @@ static void grab_common_values(struct atom_value *val, int deref, struct object
>>               else if (!strcmp(name, "objectsize")) {
>>                       v->value = sz;
>>                       v->s = xstrfmt("%lu", sz);
>> -             }
>> -             else if (deref)
>> +             } else if (!strcmp(name, "objectsize:disk")) {
>> +                     if (cat_file_info.is_cat_file) {
>> +                             v->value = cat_file_info.disk_size;
>> +                             v->s = xstrfmt("%"PRIuMAX, (uintmax_t)v->value);
>> +                     }
>> +             } else if (deref)
>
> Why do we care about is_cat_file here. Shouldn't:
>
>   git for-each-ref --format='%(objectsize:disk)'
>
> work? I.e., shouldn't the cat_file_info.disk_size variable be held
> somewhere in a used_atom struct?