Class: Emendate::OrdinalTranslator

Inherits:
Object
  • Object
show all
Defined in:
lib/emendate/ordinal_translator.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(tokens) ⇒ OrdinalTranslator

Returns a new instance of OrdinalTranslator.



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# File 'lib/emendate/ordinal_translator.rb', line 14

def initialize(tokens)
  @result = Emendate::SegmentSet.new.copy(tokens)
end

Class Method Details

.call ⇒ Object 



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# File 'lib/emendate/ordinal_translator.rb', line 9

def call(...)
  new(...).call
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/emendate/ordinal_translator.rb', line 18

def call
  _d_handled = yield handle_letter_d

  if result[0].type == :ordinal_indicator
    result.warnings << "Ordinal indicator unexpectedly appears at "\
      "beginning of date string"
    result.collapse_segment(result[0], :forward)
  end

  ois = result.when_type(:ordinal_indicator)
  return Success(result) if ois.empty?

  ois.each do |oi|
    prev = result.previous_segment(oi)
    unless prev.type == :number1or2
      result.warnings << "Ordinal indicator expected after :number1or2. "\
        "Found after :#{prev.type}"
    end
    result.collapse_segment(oi, :backward)
  end

  Success(result)
end