=head1 NAME
Attean::API::TriplePattern - Role representing triple patterns
=head1 VERSION
This document describes Attean::API::TriplePattern version 0.030
=head1 SYNOPSIS
use v5.14;
use Attean;
=head1 DESCRIPTION
This is a Moo role representing triple patterns.
=head1 ROLES
This role consumes L<Attean::API::TripleOrQuadPattern> and L<Attean::API::Binding>, which provide the following methods:
=over 4
=item C<< mapping >>
=item C<< values >>
=item C<< tuples_string >>
=item C<< as_string >>
=back
=head1 METHODS
=over 4
=item C<< variables >>
Returns the list of variable names: C<< qw(subject predicate object) >>.
=item C<< value( $key ) >>
Returns the L<Attean::API::Term> value bound to the variable named C<< $key >>
(which must be present in the C<< variables >> list), undef otherwise.
=item C<< as_quad_pattern( $graph ) >>
Returns a new L<Attean::QuadPattern> object with the referent's subject,
predicate, and object, and the supplied C<< $graph >>.
=back
=head1 BUGS
Please report any bugs or feature requests to through the GitHub web interface
at L<https://github.com/kasei/attean/issues>.
=head1 SEE ALSO
=head1 AUTHOR
Gregory Todd Williams C<< <gwilliams@cpan.org> >>
=head1 COPYRIGHT
Copyright (c) 2014--2020 Gregory Todd Williams.
This program is free software; you can redistribute it and/or modify it under
the same terms as Perl itself.
=cut