module ReservedWords

# File lib/reserved_words.rb, line 14
def self.add(word)
  Array.wrap(word).each { |w| @reserved_words.add(w) }
end

# File lib/reserved_words.rb, line 22
def self.clear!
  @reserved_words = SortedSet.new DEFAULT_WORDS.dup
end

# File lib/reserved_words.rb, line 10
def self.list
  @reserved_words.to_a
end

# File lib/reserved_words.rb, line 18
def self.remove(word)
  @reserved_words.delete(word)
end