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package Frey::PPI; |
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use Moose; |
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extends 'Frey::ClassLoader'; |
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use PPI; |
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use Data::Dump qw/dump/; |
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has 'class' => ( |
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is => 'rw', |
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isa => 'Str', |
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required => 1, |
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documentation => 'Name of class to parse', |
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); |
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has 'doc' => ( |
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is => 'ro', |
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isa => 'PPI::Document', |
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lazy => 1, |
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default => sub { |
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my ( $self ) = @_; |
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warn "# doc from ", $self->class if $self->debug; |
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my $doc = PPI::Document->new( $self->class_path( $self->class ) ); |
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$doc->prune('PPI::Token::Whitespace'); |
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return $doc; |
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}, |
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); |
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sub find { |
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my ( $self, $coderef ) = @_; |
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my $doc = $self->doc; |
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$doc->find(sub { |
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my ( $doc,$el ) = @_; |
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eval { $coderef->( $doc, $el ) }; |
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warn "ERROR: $@" if $@; |
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}); |
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} |
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sub attribute_order { |
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my ( $self ) = @_; |
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my @attribute_order; |
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$self->find(sub { |
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my ($doc,$el) = @_; |
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return unless ( $el->isa('PPI::Statement') && $el->{children}->[0]->isa('PPI::Token::Word') && $el->{children}->[0]->literal eq 'has' ); |
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warn "## has ",$el->{children}->[1]->literal if $self->debug; |
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push @attribute_order, $el->{children}->[1]->literal; |
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}); |
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warn "# ", $self->class, " attribute_order ", dump( @attribute_order ) if $self->debug; |
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return @attribute_order if wantarray; |
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return \@attribute_order; |
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} |
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sub includes { |
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my $self = shift; |
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my $include; |
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$self->find(sub { |
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my ($doc,$el) = @_; |
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return unless $el->isa('PPI::Statement::Include'); |
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warn "## include ",dump( $el->module, $el->type, $el->pragma ) if $self->debug; |
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push @{ $include->{ $el->type } }, $el->module |
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}); |
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warn "# ", $self->class, " include ", dump( $include ) if $self->debug; |
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return $include; |
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} |
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sub data { |
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my $self = shift; |
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return { |
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includes => $self->includes, |
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attribute_order => $self->attribute_order, |
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doc => $self->doc, |
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}; |
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} |
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1; |