File Coverage

bin/fmtcol

Criterion	Covered	Total	%
statement	28	31	90.3
branch	8	12	66.6
condition			n/a
subroutine	4	4	100.0
pod			n/a
total	40	47	85.1

#!/usr/bin/env perl
package fmtcol;
# ABSTRACT: Format lines of text as columns
$fmtcol::VERSION = '0.007';
use Pod::Usage qw( pod2usage );
use Getopt::Long qw( GetOptionsFromArray );
use Term::FormatColumns qw( format_columns format_columns_for_width );

sub main {
    my ( $class, @argv ) = @_;
    my %opt;
    GetOptionsFromArray( \@argv, \%opt,
        'width|w=i',
        'help|h',
        'version',
    );
    return pod2usage(0) if $opt{help};
    if ( $opt{version} ) {
        print "fmtcol version $Term::FormatColumns::VERSION (Perl $^V)\n";
        return 0;
    }

    my @files = @argv;
    push @files, '-' if !@argv;

    my @lines;
    for my $file ( @files ) {
        my $fh;
        if ( $file eq '-' ) {
            $fh = \*STDIN;
        }
        else {
            open $fh, '<', $file or die "Could not open file '$file' for reading: $!\n";
        }

        while ( my $line = <$fh> ) {
            chomp $line;
            push @lines, $line;
        }
    }

    if ( $opt{width} ) {
        print format_columns_for_width( $opt{width}, @lines );
    }
    else {
        print format_columns( @lines );
    }

    return 0;
}

exit __PACKAGE__->main( @ARGV ) unless caller(0);

__END__