package Crypt::Random::Source::Base::File;
# ABSTRACT: File (or device) random data sources

our $VERSION = '0.12';

use Moo;

use Carp qw(croak);

extends qw(Crypt::Random::Source::Base::Handle);

use IO::File;
use namespace::clean;

has path => (
    is => "rw",
    required => 1,
);

sub open_handle {
    my ( $self, $mode ) = @_;

    my $file = $self->path;

    my $fh = IO::File->new;

    $fh->open($file, $mode || "r")
        or croak "open($file): $!";

    return $fh;
}

1;

=pod

=encoding UTF-8

=head1 NAME

Crypt::Random::Source::Base::File - File (or device) random data sources

=head1 VERSION

version 0.12

=head1 SYNOPSIS

    use Moo;
    extends qw(Crypt::Random::Source::Base::File);

    has '+path' => (
        default => "/foo/bar",
    );

=head1 DESCRIPTION

This is a base class for file (or file like) random data sources.

=head1 ATTRIBUTES

=head2 path

A required attribute, the path to the file to open.

=head1 METHODS

=head2 open_handle

Uses L<IO::File> to open C<path> for reading.

=head1 SUPPORT

Bugs may be submitted through L<the RT bug tracker|https://rt.cpan.org/Public/Dist/Display.html?Name=Crypt-Random-Source>
(or L<bug-Crypt-Random-Source@rt.cpan.org|mailto:bug-Crypt-Random-Source@rt.cpan.org>).

=head1 AUTHOR

יובל קוג'מן (Yuval Kogman) <nothingmuch@woobling.org>

=head1 COPYRIGHT AND LICENCE

This software is copyright (c) 2008 by Yuval Kogman.

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

__END__


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