module ResumeTools
  grammar ResumeGrammar

    rule document
      ((contact_data / section / period / period_data / item / para / data) / LF)*
    end

    rule period_data
      period_org / period_loc / period_dates / period_detail
    end

    rule period_org
      period_detail_marker "O" whitespace content:text LF+ {
        def data_type
          :period_organization
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Organization: " + value
        end
      }
    end

    rule period_loc
      period_detail_marker "L" whitespace content:text LF+ {
        def data_type
          :period_location
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Location: " + value
        end
      }
    end

    rule period_dates
      period_detail_marker "D" whitespace content:text LF+ {
        def data_type
          :period_dates
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Dates: " + value
        end
      }
    end

    rule contact_data
      contact_name / contact_telephone / contact_email / contact_address / 
      contact_url / contact_detail
    end

    rule contact_url
      contact_marker "U" whitespace content:text LF+ {
        def data_type
          :contact_url
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Contact URL: " + value
        end
      }
    end

    rule contact_address
      contact_marker "A" whitespace content:text LF+ {
        def data_type
          :contact_address
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Contact address: " + value
        end
      }
    end

    rule contact_telephone
      contact_marker "T" whitespace content:text LF+ {
        def data_type
          :contact_telephone
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Contact telephone: " + value
        end
      }
    end

    rule contact_email
      contact_marker "E" whitespace content:text LF+ {
        def data_type
          :contact_email
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Contact e-mail: " + value
        end
      }
    end

    rule contact_telephone
      contact_marker "T" whitespace content:text LF+ {
        def data_type
          :contact_telephone
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Contact telephone: " + value
        end
      }
    end

    rule contact_name
      contact_marker "N" whitespace content:text LF+ {
        def data_type
          :contact_name
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Contact name: " + value
        end
      }
    end

    rule item
      item_marker whitespace content:(item_data+) {
        def data_type
          :item
        end

        def value
          content.text_value.gsub("\n", ' ').gsub("\t", ' ').squeeze(" ").strip
        end

        def inspect
          "Item: " + value[0..100]
        end
      }
    end

    rule item_data
      continuation content:text LF+ {
        def inspect
          content.text_value
        end
      }
    end

    rule continuation
      [^-=>#+\n]
    end

    rule period_detail
      period_detail_marker whitespace content:text LF+ {
        def data_type
          :period_detail
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Detail: " + value
        end
      }
    end

    rule period
      period_marker whitespace content:text LF {
        def data_type
          :period
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Period: " + value
        end
      }
    end

    rule para
      para_marker LF
      content:(!("---") text LF)*
      para_marker LF+ {
        def data_type
          :paragraph
        end

        def value
          content.text_value.gsub(/\n/, ' ').squeeze(" ").strip
        end

        def inspect
          "Paragraph: " + value[0..100]
        end
      }
    end

    rule section
      section_marker whitespace content:text LF+ {
        def data_type
          :section
        end

        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Section: " + elements[2].text_value
        end
      }
    end

    rule contact_detail
      contact_marker whitespace content:text LF {
        def data_type
          :contact_detail
        end
        def value
          content.text_value.squeeze(" ").strip
        end

        def inspect
          "Contact detail: " + value
        end
      }
    end

    rule data
      content:(text) LF {
        def data_type
          :untyped
        end

        def value
          content.text_value
        end

        def inspect
          "Data: \"" + value[0..100] + "\""
        end
      }
    end

    rule text
      ([^\n])+ {
        def value
          text_value
        end

        def inspect
          "Line: " + value
        end
      }
    end

    rule LF
      [\n] {
        def data_type
          nil
        end

        def value
          ""
        end

        def inspect
          value
        end
      }
    end

    rule whitespace
      [\t ]
    end

    rule contact_marker
      "#" {
        def value
          nil
        end

        def inspect
          "#"
        end
      }
    end

    rule item_marker
      "-" {
        def value
          nil
        end

        def inspect
          "-"
        end
      }
    end

    rule section_marker
      "=" {
        def value
          nil
        end

        def inspect
          "="
        end
      }
    end

    rule period_marker
      "+" {
        def value
          nil
        end

        def inspect
          "+"
        end
      }
    end

    rule period_detail_marker
      ">" {
        def value
          nil
        end

        def inspect
          ">"
        end
      }
    end

    rule para_marker
      "---" {
        def value
          nil
        end

        def inspect
          "---"
        end
      }
    end

  end # grammar ResumeGrammar
end # module ResumeTools