2018-03-12 9:08 GMT+01:00 Anthony Bykov <a.by...@postgrespro.ru>:

> On Mon, 5 Mar 2018 14:03:37 +0100
> Pavel Stehule <pavel.steh...@gmail.com> wrote:
>
> > Hi
> >
> > I am looking on this patch. I found few issues:
> >
> > 1. compile warning
> >
> > I../../src/include  -D_GNU_SOURCE -I/usr/include/libxml2
> > -I/usr/lib64/perl5/CORE  -c -o jsonb_plperl.o jsonb_plperl.c
> > jsonb_plperl.c: In function ‘SV_FromJsonbValue’:
> > jsonb_plperl.c:69:9: warning: ‘result’ may be used uninitialized in
> > this function [-Wmaybe-uninitialized]
> >   return result;
> >          ^~~~~~
> > jsonb_plperl.c: In function ‘SV_FromJsonb’:
> > jsonb_plperl.c:142:9: warning: ‘result’ may be used uninitialized in
> > this function [-Wmaybe-uninitialized]
> >   return result;
> >          ^~~~~~
> >
> > 2. bad comment
> >
> > /*
> >  * SV_ToJsonbValue
> >  *
> >  * Transform Jsonb into SV --- propably reverse direction
> >  */
> >
> >
> > /*
> >  * HV_ToJsonbValue
> >  *
> >  * Transform Jsonb into SV
> >  */
> >
> > /*
> >  * plperl_to_jsonb(SV *in)
> >  *
> >  * Transform Jsonb into SV
> >  */
> >
> > 3. Do we need two identical tests fro PLPerl and PLPerlu? Why?
> >
> > Regards
> >
> > Pavel
>
> Hello, thanks for reviewing my patch! I really appreciate it.
>
> That warnings are created on purpose - I was trying to prevent the case
> when new types are added into pl/perl, but new transform logic was not.
> Maybe there is a better way to do it, but right now I'll just add the
> "default: pg_unreachable" logic.
>
> About the 3 point - I thought that plperlu and plperl uses different
> interpreters. And if they act identically on same examples - there
> is no need in identical tests for them indeed.
>

plperlu and plperl uses same interprets - so the duplicate tests has not
any sense. But in last versions there are duplicate tests again

The naming convention of functions is not consistent

almost are are src_to_dest

This is different and it is little bit messy

+static SV  *
+SV_FromJsonb(JsonbContainer *jsonb)

This comment is broken

+/*
+ * plperl_to_jsonb(SV *in)
+ *
+ * Transform Jsonb into SV  ---< should be SV to Jsonb
+ */
+PG_FUNCTION_INFO_V1(plperl_to_jsonb);
+Datum

Regards

Pavel


>
> Point 2 is fixed in this version of the patch.
>
> Please, find in attachments a new version of the patch.
>
> --
> Anthony Bykov
> Postgres Professional: http://www.postgrespro.com
> The Russian Postgres Company
>

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