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package Frey::Introspect; |
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|
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use Moose; |
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use Carp; |
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use Class::MOP; |
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use Moose::Meta::Role; |
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use Moose::Meta::Class; |
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use Scalar::Util qw/blessed/; |
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use Data::Dump qw/dump/; |
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use File::Slurp; |
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|
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extends 'Frey'; |
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|
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has 'package' => ( |
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is => 'rw', |
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isa => 'Str', |
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required => 1, |
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); |
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|
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sub examine { |
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my ($self) = @_; |
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|
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my $package = $self->package; |
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|
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#intercept role application so we can accurately generate |
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#method and attribute information for the parent class. |
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#this is fragile, but there is not better way that i am aware of |
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my $rmeta = Moose::Meta::Role->meta; |
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$rmeta->make_mutable if $rmeta->is_immutable; |
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my $original_apply = $rmeta->get_method("apply")->body; |
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$rmeta->remove_method("apply"); |
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my @roles_to_apply; |
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$rmeta->add_method("apply", sub{push(@roles_to_apply, [@_])}); |
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#load the package with the hacked Moose::Meta::Role |
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eval { Class::MOP::load_class($package); }; |
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confess "Failed to load package ${package} $@" if $@; |
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|
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#get on with analyzing the package |
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my $meta = $package->meta; |
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my $spec = {}; |
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my ($class, $is_role); |
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if($package->meta->isa('Moose::Meta::Role')){ |
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$is_role = 1; |
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# we need to apply the role to a class to be able to properly introspect it |
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$class = Moose::Meta::Class->create_anon_class; |
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$original_apply->($meta, $class); |
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} else { |
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#roles don't have superclasses ... |
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$class = $meta; |
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my @superclasses = map{ $_->meta->name } |
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grep { $_ ne 'Moose::Object' } $meta->superclasses; |
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warn "superclasses ",dump( @superclasses ); |
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} |
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|
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my $out; |
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|
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my ( $m, $c ) = split(/::/, $class->name, 2); |
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my $filename = "$m.$c.js"; |
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|
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$out .= "Module(\"$m\", function (m) {\n\tClass(\"$c\", {\n\t\thas: {\n"; |
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|
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foreach ( $class->get_attribute_list ) { |
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$out .= "\t\t\t$_: {\n"; |
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|
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my $attr = $class->get_attribute($_); |
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my $is = $attr->_is_metadata; |
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$out .= "\t\t\t\tis: \"$is\",\n" if defined $is; |
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$out .= "\t\t\t\tlazy: true,\n" if $attr->is_lazy; |
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$out .= "\t\t\t\trequired: true,\n" if $attr->is_required; |
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$out .= "\t\t\t\tinit: \"" . $attr->init_arg . "\",\n" if $attr->init_arg; # FIXME |
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|
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if( defined(my $isa = $attr->_isa_metadata) ){ |
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if( blessed $isa ){ |
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while( blessed $isa ){ |
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$isa = $isa->name; |
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} |
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} |
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$isa =~ s/\s+\|\s+undef//gi; |
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$out .= "\t\t\t\tisa: Moose.$isa,\n"; |
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} |
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|
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|
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$out .= "\t\t\t},\n"; |
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|
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} |
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|
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$out .= "\t\t},\n"; |
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|
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$out .= "\t}),\n"; |
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|
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$out =~ s/,\n$/\n/; |
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$out .= "});\n"; |
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|
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$out .= "\nconsole.log( 'loaded " . $class->name . " from $filename' );\n"; |
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|
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warn $class->dump(2); |
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|
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warn "get_attribute_list = ",dump( $class->get_attribute_list ); |
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# warn dump( map{ $class->get_attribute($_) } sort $class->get_attribute_list ); |
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|
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warn dump( $class->get_method_list ); |
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|
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print $out; |
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my $path = "static/blib/$filename"; |
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write_file( $path, $out ); |
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warn "# created $path\n"; |
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} |
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|
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=head1 SEE ALSO |
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|
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L<MooseX::AutoDoc> on which this code is based |
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|
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=cut |
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|
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1; |
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