File Coverage

blib/lib/Data/Format/Pretty/JSON.pm

Criterion	Covered	Total	%
statement	23	28	82.1
branch	4	6	66.6
condition	8	18	44.4
subroutine	4	5	80.0
pod	2	2	100.0
total	41	59	69.4

package Data::Format::Pretty::JSON;

use 5.010001;
use strict;
use warnings;

require Exporter;
our @ISA = qw(Exporter);
our @EXPORT_OK = qw(format_pretty);

our $VERSION = '0.11'; # VERSION

sub content_type { "application/json" }

sub format_pretty {
    my ($data, $opts) = @_;
    $opts //= {};

    state $json;
    my $interactive = (-t STDOUT);
    my $pretty = $opts->{pretty} // 1;
    my $color  = $opts->{color} // $ENV{COLOR} // $interactive //
        $opts->{pretty};
    my $linum  = $opts->{linum} // $ENV{LINUM} // 0;
    if ($color) {
        require JSON::Color;
        JSON::Color::encode_json($data, {pretty=>$pretty, linum=>$linum})."\n";
    } else {
        if (!$json) {
            require JSON;
            $json = JSON->new->utf8->allow_nonref;
        }
        $json->pretty($pretty);
        if ($linum) {
            require String::LineNumber;
            String::LineNumber::linenum($json->encode($data));
        } else {
            $json->encode($data);
        }
    }
}

1;
# ABSTRACT: Pretty-print data structure as JSON

__END__