===

# File actionpack/lib/action_dispatch/http/param_error.rb, line 9
    def self.===(other)
      super || (
        defined?(Rack::Utils::ParameterTypeError) && Rack::Utils::ParameterTypeError === other ||
        defined?(Rack::Utils::InvalidParameterError) && Rack::Utils::InvalidParameterError === other ||
        defined?(Rack::QueryParser::ParamsTooDeepError) && Rack::QueryParser::ParamsTooDeepError === other
      )
    end