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=pod

=encoding UTF-8

=head1 NAME

cross-pericmd - Output the cross product of two or more sets

=head1 VERSION

This document describes version 0.003 of cross-pericmd (from Perl distribution App-CrossPericmd), released on 2019-11-29.

=head1 SYNOPSIS

Usage:

 % cross-pericmd [options] <aos> ...

Examples:

 % cross-pericmd 1,2,3 4,5
 +---+---+
 | 1 | 4 |
 | 1 | 5 |
 | 2 | 4 |
 | 2 | 5 |
 | 3 | 4 |
 | 3 | 5 |
 +---+---+

Same as previous example, but output JSON:

 % cross-pericmd 1,2,3 4,5 --json
 [200,"OK",[["1","4"],["1","5"],["2","4"],["2","5"],["3","4"],["3","5"]],{"stream":0}]

 % cross-pericmd 1,2 foo,bar --format json-pretty --naked-res
 [
    [
       "1",
       "foo"
    ],
    [
       "1",
       "bar"
    ],
    [
       "2",
       "foo"
    ],
    [
       "2",
       "bar"
    ]
 ]

=head1 DESCRIPTION

This is more or less the same as the L<cross> CLI on CPAN (from
L<Set::CrossProduct>) except that this CLI is written using the
L<Perinci::CmdLine> framework. It returns table data which might be more
easily consumed by other tools.

=head1 OPTIONS

C<*> marks required options.

=head2 Main options

=over

=item B<--aoaos>=I<s>*

=back

=head2 Configuration options

=over

=item B<--config-path>=I<s>, B<-c>

Set path to configuration file.

=item B<--config-profile>=I<s>, B<-P>

Set configuration profile to use.

=item B<--no-config>, B<-C>

Do not use any configuration file.

=back

=head2 Environment options

=over

=item B<--no-env>

Do not read environment for default options.

=back

=head2 Output options

=over

=item B<--format>=I<s>

Choose output format, e.g. json, text.

Default value:

 undef

=item B<--json>

Set output format to json.

=item B<--naked-res>