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    }

    open my $fh, '<', $brs or die "Could not open '$brs': $!\n";
    my @branches = map {/^(.*?)\n\Z/; $1} <$fh>;
    close $fh;

    return @branches;
}

sub set_brs {
    my ($self, @branches) = @_;

    my $git_dir = $self->git->rev_parse("--show-toplevel");
    chomp $git_dir;
    my $brs = "$git_dir/$self->{GIT_DIR}/brs";
    open my $fh, '>', $brs or die "Could not open '$brs' for writing: $!\n";
    print {$fh} map {"$_\n"} @branches;
}

1;

__END__

=head1 NAME

App::Git::Workflow::Brs - Common methods for branch stack operations

=head1 VERSION

This documentation refers to App::Git::Workflow::Brs version 0.0.1

=head1 SYNOPSIS

   use App::Git::Workflow::Brs;

   # Brief but working code example(s) here showing the most common usage(s)
   # This section will be as far as many users bother reading, so make it as
   # educational and exemplary as possible.


=head1 DESCRIPTION

=head1 SUBROUTINES/METHODS

=head2 C<get_brs ()>

Gets the current branch stack

=head2 C<set_brs ( @branches )>

Sets the new branch stack

=head1 DIAGNOSTICS

=head1 CONFIGURATION AND ENVIRONMENT

=head1 DEPENDENCIES

=head1 INCOMPATIBILITIES

=head1 BUGS AND LIMITATIONS

There are no known bugs in this module.

Please report problems to Ivan Wills (ivan.wills@gmail.com).

Patches are welcome.

=head1 AUTHOR

Ivan Wills - (ivan.wills@gmail.com)

=head1 LICENSE AND COPYRIGHT

Copyright (c) 2019 Ivan Wills (14 Mullion Close, Hornsby Heights, NSW Australia 2077).
All rights reserved.

This module is free software; you can redistribute it and/or modify it under
the same terms as Perl itself. See L<perlartistic>.  This program is
distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.

=cut