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# Copyright 2011-2012 Yuki Izumi. ( anneli AT cpan DOT org ) |
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# This is free software; you can redistribute it and/or modify it under the |
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# same terms as Perl itself. |
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package Erlang::Parser::Node::BinaryExpr; |
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use Moose; |
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with 'Erlang::Parser::Node'; |
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has 'output' => (is => 'rw', required => 1, isa => 'Erlang::Parser::Node'); |
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has 'size' => (is => 'rw', required => 0, isa => 'Maybe[Erlang::Parser::Node]'); |
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has 'qualifier' => (is => 'rw', required => 0, isa => 'Maybe[Str]'); |
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sub print { |
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my ($self, $fh, $depth) = @_; |
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$depth ||= 0; |
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print $fh '('; |
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$self->output->print($fh, $depth); |
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print $fh ')'; |
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if (defined $self->size) { |
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print $fh ':'; |
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$self->size->print($fh, $depth); |
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} |
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print $fh '/', $self->qualifier if defined $self->qualifier; |
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} |
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__PACKAGE__->meta->make_immutable; |
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=head1 NAME |
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Erlang::Parser::Node::BinaryExpr - a term within a binary term |
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=head1 DESCRIPTION |
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Any expression that can be part of the body of a binary list or string. |
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=head2 Accessors |
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=over 4 |
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=item C<output> |
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The L<Erlang::Parser::Node> which provides the output for this term. |
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=item C<size> |
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A L<Erlang::Parser::Node> which specifies the length (in bits) of this term, |
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or C<undef>. |
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=item C<qualifier> |
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Qualifiers that specify how this term is to be output in string form, or |
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C<undef>. |
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=back |
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=head2 Methods |
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=over 4 |
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=item C<print> |
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Pretty-prints the node to its filehandle argument. |
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=back |
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=head1 EXAMPLE |
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X:8/integer-signed-big |
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=cut |
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1; |
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# vim: set sw=4 ts=4: |