File: scan_prereqs

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libperl-prereqscanner-perl 1.012-1
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#!/usr/bin/perl
package Perl::PrereqScanner::App;
{
  $Perl::PrereqScanner::App::VERSION = '1.012';
}
# ABSTRACT: scan your working dir for likely prereqs

use strict;
use warnings;

use File::Spec::Functions qw{ catdir updir };
use FindBin qw{ $Bin };
use lib catdir( $Bin, updir, 'lib' );

use List::Util qw{ max };
use Perl::PrereqScanner;
use CPAN::Meta::Requirements ();

use Getopt::Long qw{ GetOptions };
my %options;
GetOptions(
  \%options,
  'combine!',
);
my $combined = $options{combine} && CPAN::Meta::Requirements->new;

foreach my $file ( @ARGV ) {
    my $prereqs = Perl::PrereqScanner->new->scan_file($file);
    if( $options{combine} ){
        $combined->add_requirements($prereqs);
    }
    else {
        print "* $file\n";
        print_prereqs($prereqs);
    }
}

if( $options{combine} ){
    print_prereqs($combined);
}

sub print_prereqs {
    my $prereqs = shift->as_string_hash;
    my $max = max map { length } keys %$prereqs;
    printf( "%-${max}s = %s\n", $_, $prereqs->{$_} )
        for sort keys %$prereqs;
}

exit;

__END__
=pod

=head1 NAME

Perl::PrereqScanner::App - scan your working dir for likely prereqs

=head1 VERSION

version 1.012

=head1 AUTHORS

=over 4

=item *

Jerome Quelin

=item *

Ricardo Signes <rjbs@cpan.org>

=back

=head1 COPYRIGHT AND LICENSE

This software is copyright (c) 2009 by Jerome Quelin.

This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.

=cut