On Tue, Aug 4, 2015 at 2:12 AM, Junio C Hamano <gitster@xxxxxxxxx> wrote:
> Karthik Nayak <karthik.188@xxxxxxxxx> writes:
>
>> Introduce a ref_formatting_state which will eventually hold the values
>> of modifier atoms. Implement this within ref-filter.
>>
>> Mentored-by: Christian Couder <christian.couder@xxxxxxxxx>
>> Mentored-by: Matthieu Moy <matthieu.moy@xxxxxxxxxxxxxxx>
>> Signed-off-by: Karthik Nayak <karthik.188@xxxxxxxxx>
>> ---
>> ref-filter.c | 49 +++++++++++++++++++++++++++++++++++++------------
>> ref-filter.h | 4 ++++
>> 2 files changed, 41 insertions(+), 12 deletions(-)
>>
>> diff --git a/ref-filter.c b/ref-filter.c
>> index febdc45..c4c7064 100644
>> --- a/ref-filter.c
>> +++ b/ref-filter.c
>> @@ -1190,9 +1190,10 @@ void ref_array_sort(struct ref_sorting *sorting, struct ref_array *array)
>> qsort(array->items, array->nr, sizeof(struct ref_array_item *), compare_refs);
>> }
>>
>> -static void print_value(struct atom_value *v, int quote_style, struct strbuf *output)
>> +static void print_value(struct atom_value *v, struct ref_formatting_state *state,
>> + struct strbuf *output)
>> {
>
> I expect that the state would eventually become a stack of states
> (i.e. the topmost one passed around, each having a pointer to the
> previous level) in order to implement that "divert" mechanism for
> (possibly nested) if ... end construct.
>
Makes sense :)
> With that in mind, I suspect that state->output should be "where the
> current level would output to", i.e. no need to pass state and
> output around separately.
>
Will do!
>> +static void apply_formatting_state(struct ref_formatting_state *state, struct strbuf *value,
>> + struct strbuf *format)
>> +{
>
> The name "format" feels quite misleading; the readers would expect
> that you would use it in "strbuf_addf(format, value)", but that is
> not what is going on here.
>
will change it to final i guess.
>> @@ -1275,12 +1299,13 @@ void show_ref_array_item(struct ref_array_item *info, const char *format, int qu
>> if (color_parse("reset", color) < 0)
>> die("BUG: couldn't parse 'reset' as a color");
>> resetv.s = color;
>> - print_value(&resetv, quote_style, &output);
>> + print_value(&resetv, &state, &value);
>> + apply_formatting_state(&state, &value, &final_buf);
>> }
>> - for (i = 0; i < output.len; i++)
>> - printf("%c", output.buf[i]);
>> + for (i = 0; i < final_buf.len; i++)
>> + printf("%c", final_buf.buf[i]);
>> putchar('\n');
>> - strbuf_release(&output);
>> + strbuf_release(&final_buf);
>> }
>>
>> /* If no sorting option is given, use refname to sort as default */
>> diff --git a/ref-filter.h b/ref-filter.h
>> index 6bf27d8..b64677f 100644
>> --- a/ref-filter.h
>> +++ b/ref-filter.h
>> @@ -16,6 +16,10 @@
>> #define FILTER_REFS_INCLUDE_BROKEN 0x1
>> #define FILTER_REFS_ALL 0x2
>>
>> +struct ref_formatting_state {
>> + int quote_style;
>> +};
>> +
>> struct atom_value {
>> const char *s;
>> unsigned long ul; /* used for sorting when not FIELD_STR */
--
Regards,
Karthik Nayak
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