module JSON::Pure::Generator::GeneratorMethods::Float

def to_json(state = nil, *)
  state = State.from_state(state)
  case
  when infinite?
    if state.allow_nan?
      to_s
    else
      raise GeneratorError, "#{self} not allowed in JSON"
    end
  when nan?
    if state.allow_nan?
      to_s
    else
      raise GeneratorError, "#{self} not allowed in JSON"
    end
  else
    to_s
  end
end