File Coverage

blib/lib/File/IsSorted.pm

Criterion	Covered	Total	%
statement	33	33	100.0
branch	2	2	100.0
condition	3	5	60.0
subroutine	9	9	100.0
pod	2	2	100.0
total	49	51	96.0

package File::IsSorted;
$File::IsSorted::VERSION = '0.2.0';
use strict;
use warnings;
use autodie;
use 5.016;
no locale;

use Moo;

use Path::Tiny qw/ path /;

sub is_filehandle_sorted
{
    my ( $self, $args ) = @_;

    my $fh = $args->{fh};
    my $id = $args->{id} // 'unknown';

    my $prev = <$fh>;
    while ( my $l = <$fh> )
    {
        if ( $l le $prev )
        {
            die "<$l> less-or-equal than <$prev> in $id!";
        }
    }
    continue
    {
        $prev = $l;
    }

    return 1;
}

sub is_file_sorted
{
    my ( $self, $args ) = @_;

    my $path = $args->{path};
    my $id   = $args->{id} // $path;

    return $self->is_filehandle_sorted(
        { fh => path($path)->openr, id => $id } );
}

1;

__END__