Method: AtlasEngine::AddressValidation::Token::Synonyms#initialize

Defined in:
app/models/atlas_engine/address_validation/token/synonyms.rb

#initialize(tokens: []) ⇒ Synonyms

Returns a new instance of Synonyms.

Raises:

  • (ArgumentError) 


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# File 'app/models/atlas_engine/address_validation/token/synonyms.rb', line 26

def initialize(tokens: [])
  raise ArgumentError, "Synonyms cannot be empty" if tokens.empty?

  @tokens = []
  tokens_by_position = tokens.stable_sort_by(&:position).group_by(&:position)

  while tokens_by_position.values.any?(&:present?)
    current_group = []
    starting_position = tokens_by_position.keys.first

    while tokens_by_position.key?(starting_position)
      token = T.must(tokens_by_position[starting_position]).shift
      current_group << token
      starting_position += T.must(token).position_length
    end

    @tokens << (current_group.one? ? current_group.first : current_group)
    tokens_by_position.compact_blank! # remove positions having no tokens
  end
end