class Hashie::Mash

def log_collision?(method_key)
  return unless respond_to?(method_key)
  _, suffix = method_name_and_suffix(method_key)
  (!suffix || suffix == '='.freeze) &&
    !self.class.disable_warnings?(method_key) &&
    !(regular_key?(method_key) || regular_key?(method_key.to_s))
end