Module: Spellchecker::Dictionaries::UsToponyms

Defined in:
lib/spellchecker/dictionaries/us_toponyms.rb

Constant Summary collapse

MUTEX = 
Mutex.new
PATH =

github.com/grammakov/USA-cities-and-states

Dictionaries.path.join('us_toponyms.csv')

Class Method Summary collapse

Class Method Details

.all ⇒ Set<String>

Returns:

  • (Set<String>) 


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# File 'lib/spellchecker/dictionaries/us_toponyms.rb', line 13

def all
  @all || MUTEX.synchronize do
    @all ||= load_names
  end
end

.include?(name) ⇒ Boolean

Parameters:

  • name (String)

Returns:

  • (Boolean) 


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# File 'lib/spellchecker/dictionaries/us_toponyms.rb', line 21

def include?(name)
  return false unless name

  all.include?(Utils.remove_suffix(name))
end

.load_names ⇒ Set<String>

Returns:

  • (Set<String>) 


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# File 'lib/spellchecker/dictionaries/us_toponyms.rb', line 28

def load_names
  csv = CSV.parse(PATH.read, headers: true, col_sep: '|')

  csv.each_with_object(Set.new) do |row, set|
    set.add(row['City']) if row['City']
    set.add(row['State full']) if row['State full']
    set.add(row['County'].to_s.split(/\s+/).map(&:capitalize).join(' ')) unless row['County'].to_s.empty?
    set.add(row['City alias']) if row['City alias']
  end
end