Contents

require 'rdf'
require 'rdf/ntriples'
# override several inspect functions to improve output for what we're doing

class RDF::Literal
  def inspect
    RDF::NTriples::Writer.serialize(self) + " R:L:(#{self.class.to_s.match(/([^:]*)$/)})"
  end
end

class RDF::URI
  def inspect
    RDF::NTriples::Writer.serialize(self)
  end
end

class RDF::Node
  def inspect
    RDF::NTriples::Writer.serialize(self) + "(#{object_id})"
  end
end

class RDF::Graph
  def inspect
    "\n" + dump(RDF.const_defined?(:Turtle) ? :ttl : :ntriples, standard_prefixes: true) + "\n"
  end
end

class RDF::Query
  def inspect
    "RDF::Query(#{graph_name ? graph_name.to_sxp : 'nil'})#{patterns.inspect}"
  end
end

class Array
  alias_method :inspect_without_formatting, :inspect
  def inspect_with_formatting
    if all? { |item| item.is_a?(Hash) }
      string = "[\n"
      each do |item|
        string += "  {\n"
          item.keys.map(&:to_s).sort.each do |key|
            string += "      #{key}: #{item[key.to_sym].inspect}\n"
          end
        string += "  },\n"
      end
      string += "]"
      string
    elsif all? { |item| item.is_a?(RDF::Query::Solution)}
      string = "[\n"
      each do |item|
        string += "  {\n"
          item.bindings.keys.map(&:to_s).sort.each do |key|
            string += "      #{key}: #{item.bindings[key.to_sym].inspect}\n"
          end
        string += "  },\n"
      end
      string += "]"
      string
    else
      inspect_without_formatting
    end
  end
  alias_method :inspect, :inspect_with_formatting
end

class RDF::Query::Solutions
  def inspect
    string = "vars: #{variable_names.join(",")}\n#{to_a.inspect}"
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
rdf-spec-1.99.0	lib/rdf/spec/inspects.rb