# File: gherkin-listener.rb

require_relative 'feature-rep'


module Cukedep # This module is used as a namespace
  class FeatureFileRep
    attr_reader(:filepath)
    attr_accessor(:feature)

    def initialize(aFilepath)
      @filepath = aFilepath
    end

    def basename
      File.basename(filepath)
    end
  end # class

  # A ParserListener listens to all the formatting events
  # emitted by the Gherkin parser.
  # It converts the received the feature file elements and builds
  # a representation of the feature files that is appropriate
  # for the Cukedep application.
  class GherkinListener
    # The list of feature files encountered so far
    attr_reader(:feature_files)

    # Internal representation of the feature being parsed
    attr_accessor(:current_feature)

    # Constructor
    def initialize
      @feature_files = []
    end

    ######################################
    # Event listening methods
    ######################################

    # Called when beginning the parsing of a feature file.
    # featureURI: path + filename of feature file.
    def uri(featureURI)
      new_file = FeatureFileRep.new(featureURI)
      feature_files << new_file
    end

    # aFeature is a Gherkin::Formatter::Model::Feature instance
    def feature_tags(tag_names)
      @current_feature = feature_files.last.feature = FeatureRep.new(tag_names)
    end

    # Catch all method
    def method_missing(message, *args)
      puts caller(1, 5).join("\n")
      puts "Method #{message} is not implemented (yet)."
      super(message, args)
    end
  end # class
end # module

# End of file