module Tnql
  grammar Diagnosis
    rule diagnosis
      diagnosed_keyword conditions:diagnosis_conditions+
    end

    rule diagnosed_keyword
      space 'diagnosed' word_break
    end

    rule diagnosis_conditions
      diagnosisdate_range / diagnosisdate_detail / diagnosis_provider
    end

    rule diagnosisdate_range
      space 'between' space start:date_fragment space 'and' space finish:date_fragment <Nodes::DiagnosisDateRangeNode>
    end

    rule diagnosisdate_detail
      space ('in' / 'on') space date_fragment <Nodes::DiagnosisDetailNode>
    end
  end
end