+
+-- |Convert a 'Response' to 'AsciiBuilder'.
+printResponse ∷ Response → AsciiBuilder
+printResponse (Response {..})
+ = printHttpVersion resVersion ⊕
+ A.toAsciiBuilder " " ⊕
+ printStatusCode resStatus ⊕
+ A.toAsciiBuilder "\x0D\x0A" ⊕
+ printHeaders resHeaders
+
+-- |@'isInformational' sc@ is 'Prelude.True' iff @sc < 200@.
+isInformational ∷ StatusCode → Bool
+isInformational = doesMeet (< 200)
+
+-- |@'isSuccessful' sc@ is 'Prelude.True' iff @200 <= sc < 300@.
+isSuccessful ∷ StatusCode → Bool
+isSuccessful = doesMeet (\ n → n ≥ 200 ∧ n < 300)
+
+-- |@'isRedirection' sc@ is 'Prelude.True' iff @300 <= sc < 400@.
+isRedirection ∷ StatusCode → Bool
+isRedirection = doesMeet (\ n → n ≥ 300 ∧ n < 400)
+
+-- |@'isError' sc@ is 'Prelude.True' iff @400 <= sc@
+isError ∷ StatusCode → Bool
+isError = doesMeet (≥ 400)
+
+-- |@'isClientError' sc@ is 'Prelude.True' iff @400 <= sc < 500@.
+isClientError ∷ StatusCode → Bool
+isClientError = doesMeet (\ n → n ≥ 400 ∧ n < 500)
+
+-- |@'isServerError' sc@ is 'Prelude.True' iff @500 <= sc@.
+isServerError ∷ StatusCode → Bool
+isServerError = doesMeet (≥ 500)
+
+doesMeet ∷ (Int → Bool) → StatusCode → Bool
+{-# INLINE doesMeet #-}
+doesMeet p (statusCode → (# num, _ #)) = p num
+
+-- |@'statusCode' sc@ returns an unboxed tuple of numeric and textual
+-- representation of @sc@.
+statusCode ∷ StatusCode → (# Int, Ascii #)
+
+statusCode Continue = (# 100, "Continue" #)
+statusCode SwitchingProtocols = (# 101, "Switching Protocols" #)
+statusCode Processing = (# 102, "Processing" #)
+
+statusCode Ok = (# 200, "OK" #)
+statusCode Created = (# 201, "Created" #)
+statusCode Accepted = (# 202, "Accepted" #)
+statusCode NonAuthoritativeInformation = (# 203, "Non Authoritative Information" #)
+statusCode NoContent = (# 204, "No Content" #)
+statusCode ResetContent = (# 205, "Reset Content" #)
+statusCode PartialContent = (# 206, "Partial Content" #)
+statusCode MultiStatus = (# 207, "Multi Status" #)
+
+statusCode MultipleChoices = (# 300, "Multiple Choices" #)
+statusCode MovedPermanently = (# 301, "Moved Permanently" #)
+statusCode Found = (# 302, "Found" #)
+statusCode SeeOther = (# 303, "See Other" #)
+statusCode NotModified = (# 304, "Not Modified" #)
+statusCode UseProxy = (# 305, "Use Proxy" #)
+statusCode TemporaryRedirect = (# 306, "Temporary Redirect" #)
+
+statusCode BadRequest = (# 400, "Bad Request" #)
+statusCode Unauthorized = (# 401, "Unauthorized" #)
+statusCode PaymentRequired = (# 402, "Payment Required" #)
+statusCode Forbidden = (# 403, "Forbidden" #)
+statusCode NotFound = (# 404, "Not Found" #)
+statusCode MethodNotAllowed = (# 405, "Method Not Allowed" #)
+statusCode NotAcceptable = (# 406, "Not Acceptable" #)
+statusCode ProxyAuthenticationRequired = (# 407, "Proxy Authentication Required" #)
+statusCode RequestTimeout = (# 408, "Request Timeout" #)
+statusCode Conflict = (# 409, "Conflict" #)
+statusCode Gone = (# 410, "Gone" #)
+statusCode LengthRequired = (# 411, "Length Required" #)
+statusCode PreconditionFailed = (# 412, "Precondition Failed" #)
+statusCode RequestEntityTooLarge = (# 413, "Request Entity Too Large" #)
+statusCode RequestURITooLarge = (# 414, "Request URI Too Large" #)
+statusCode UnsupportedMediaType = (# 415, "Unsupported Media Type" #)
+statusCode RequestRangeNotSatisfiable = (# 416, "Request Range Not Satisfiable" #)
+statusCode ExpectationFailed = (# 417, "Expectation Failed" #)
+statusCode UnprocessableEntitiy = (# 422, "Unprocessable Entity" #)
+statusCode Locked = (# 423, "Locked" #)
+statusCode FailedDependency = (# 424, "Failed Dependency" #)
+
+statusCode InternalServerError = (# 500, "Internal Server Error" #)
+statusCode NotImplemented = (# 501, "Not Implemented" #)
+statusCode BadGateway = (# 502, "Bad Gateway" #)
+statusCode ServiceUnavailable = (# 503, "Service Unavailable" #)
+statusCode GatewayTimeout = (# 504, "Gateway Timeout" #)
+statusCode HttpVersionNotSupported = (# 505, "HTTP Version Not Supported" #)
+statusCode InsufficientStorage = (# 507, "Insufficient Storage" #)