Error.swift

public protocol Error: ErrorProtocol {
    var status: Status { get }
}

public enum ClientError: Error {
    case badRequest
    case unauthorized
    case paymentRequired
    case forbidden
    case notFound
    case methodNotAllowed
    case notAcceptable
    case proxyAuthenticationRequired
    case requestTimeout
    case conflict
    case gone
    case lengthRequired
    case preconditionFailed
    case requestEntityTooLarge
    case requestURITooLong
    case unsupportedMediaType
    case requestedRangeNotSatisfiable
    case expectationFailed
    case imATeapot
    case authenticationTimeout
    case enhanceYourCalm
    case unprocessableEntity
    case locked
    case failedDependency
    case preconditionRequired
    case tooManyRequests
    case requestHeaderFieldsTooLarge
}

extension ClientError {
    public var status: Status {
        switch self {
        case badRequest:                   return Status.badRequest
        case unauthorized:                 return Status.unauthorized
        case paymentRequired:              return Status.paymentRequired
        case forbidden:                    return Status.forbidden
        case notFound:                     return Status.notFound
        case methodNotAllowed:             return Status.methodNotAllowed
        case notAcceptable:                return Status.notAcceptable
        case proxyAuthenticationRequired:  return Status.proxyAuthenticationRequired
        case requestTimeout:               return Status.requestTimeout
        case conflict:                     return Status.conflict
        case gone:                         return Status.gone
        case lengthRequired:               return Status.lengthRequired
        case preconditionFailed:           return Status.preconditionFailed
        case requestEntityTooLarge:        return Status.requestEntityTooLarge
        case requestURITooLong:            return Status.requestURITooLong
        case unsupportedMediaType:         return Status.unsupportedMediaType
        case requestedRangeNotSatisfiable: return Status.requestedRangeNotSatisfiable
        case expectationFailed:            return Status.expectationFailed
        case imATeapot:                    return Status.imATeapot
        case authenticationTimeout:        return Status.authenticationTimeout
        case enhanceYourCalm:              return Status.enhanceYourCalm
        case unprocessableEntity:          return Status.unprocessableEntity
        case locked:                       return Status.locked
        case failedDependency:             return Status.failedDependency
        case preconditionRequired:         return Status.preconditionRequired
        case tooManyRequests:              return Status.tooManyRequests
        case requestHeaderFieldsTooLarge:  return Status.requestHeaderFieldsTooLarge
        }
    }
}

public enum ServerError: Error {
    case internalServerError
    case notImplemented
    case badGateway
    case serviceUnavailable
    case gatewayTimeout
    case httpVersionNotSupported
    case variantAlsoNegotiates
    case insufficientStorage
    case loopDetected
    case notExtended
    case networkAuthenticationRequired
}

extension ServerError {
    public var status: Status {
        switch self {
        case internalServerError:           return Status.internalServerError
        case notImplemented:                return Status.notImplemented
        case badGateway:                    return Status.badGateway
        case serviceUnavailable:            return Status.serviceUnavailable
        case gatewayTimeout:                return Status.gatewayTimeout
        case httpVersionNotSupported:       return Status.httpVersionNotSupported
        case variantAlsoNegotiates:         return Status.variantAlsoNegotiates
        case insufficientStorage:           return Status.insufficientStorage
        case loopDetected:                  return Status.loopDetected
        case notExtended:                   return Status.notExtended
        case networkAuthenticationRequired: return Status.networkAuthenticationRequired
        }
    }
}