class RuboCop::Cop::Lint::AmbiguousRange

def acceptable_call?(node)
  return true if node.unary_operation?
  # Require parentheses when making a method call on a literal
  # to avoid the ambiguity of `1..2.to_a`.
  return false if node.receiver&.basic_literal?
  require_parentheses_for_method_chain? || node.receiver.nil?
end