CPAN::Groonga

package Catmandu::Fix::cmd;

use namespace::clean;
use Catmandu::Sane;
use IO::Pty::Easy;
use JSON::XS;
use Moo;

=head1 NAME

Catmandu::Fix::cmd - pipe data to be fixed through an external process

=

 $VERSION = '0.0201';

=head1 DESCRIPTION

This fix passes data as a JSON object to an external process over stdin and
reads a JSON object from it's stdout.

=head1 SYNOPSIS

    my $fixer = Catmandu:

jq command-line json processor
        # keeping only the title field
        'cmd("jq -c -M {title}")', 
        # ...
    ]);

    # a canonical external program in perl
    use JSON;
    while (<ST