Update errors

engine.go

@@ -1,11 +1,7 @@
 package reply
 
 import (
-	"fmt"
-	"log/slog"
 	"net/http"
-	"runtime/debug"
-	"strings"
 )
 
 // Writer is used by an Engine to construct replies to HTTP server requests.
@@ -22,6 +18,8 @@ type Engine struct {
 	// sent in responses. If debug is false, the error string will simply be the
 	// plain text representation of the error code.
 	Debug bool
+
+	// Writer is an interface used to construct replies to HTTP server requests.
 	Writer
 }
 
@@ -45,10 +43,8 @@ func (e Engine) NotFound(w http.ResponseWriter) {
 	e.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
 }
 
-// MethodNotAllowed sets an Allow header with the given methods,
-// then replies with HTTP Status 405 Method Not Allowed.
-func (e Engine) MethodNotAllowed(w http.ResponseWriter, allow ...string) {
-	w.Header().Set("Allow", strings.Join(allow, ", "))
+// MethodNotAllowed replies with HTTP Status 405 Method Not Allowed.
+func (e Engine) MethodNotAllowed(w http.ResponseWriter) {
 	e.Error(w, http.StatusText(http.StatusMethodNotAllowed), http.StatusMethodNotAllowed)
 }
 
@@ -57,6 +53,11 @@ func (e Engine) NotAcceptable(w http.ResponseWriter) {
 	e.Error(w, http.StatusText(http.StatusNotAcceptable), http.StatusNotAcceptable)
 }
 
+// ProxyAuthRequired replies with HTTP Status 407 Proxy Authentication Required.
+func (e Engine) ProxyAuthRequired(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusProxyAuthRequired), http.StatusProxyAuthRequired)
+}
+
 // RequestTimeout replies with HTTP Status 408 Request Timeout.
 func (e Engine) RequestTimeout(w http.ResponseWriter) {
 	e.Error(w, http.StatusText(http.StatusRequestTimeout), http.StatusRequestTimeout)
@@ -72,23 +73,146 @@ func (e Engine) Gone(w http.ResponseWriter) {
 	e.Error(w, http.StatusText(http.StatusGone), http.StatusGone)
 }
 
+// LengthRequired replies with HTTP Status 411 Length Required.
+func (e Engine) LengthRequired(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusLengthRequired), http.StatusLengthRequired)
+}
+
+// PreconditionFailed replies with HTTP Status 412 Precondition Failed.
+func (e Engine) PreconditionFailed(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusPreconditionFailed), http.StatusPreconditionFailed)
+}
+
+// RequestEntityTooLarge replies with HTTP Status 413 Request Entity Too Large.
+func (e Engine) RequestEntityTooLarge(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusRequestEntityTooLarge), http.StatusRequestEntityTooLarge)
+}
+
+// RequestURITooLong replies with HTTP Status 414 Request URI Too Long.
+func (e Engine) RequestURITooLong(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusRequestURITooLong), http.StatusRequestURITooLong)
+}
+
+// UnsupportedMediaType replies with HTTP Status 415 Unsupported Media Type.
+func (e Engine) UnsupportedMediaType(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusUnsupportedMediaType), http.StatusUnsupportedMediaType)
+}
+
+// RequestedRangeNotSatisfiable replies with HTTP Status 416 Requested Range Not Satisfiable.
+func (e Engine) RequestedRangeNotSatisfiable(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusRequestedRangeNotSatisfiable), http.StatusRequestedRangeNotSatisfiable)
+}
+
+// ExpectationFailed replies with HTTP Status 417 Expectation Failed.
+func (e Engine) ExpectationFailed(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusExpectationFailed), http.StatusExpectationFailed)
+}
+
+// Teapot replies with HTTP Status 418 I'm a teapot.
+func (e Engine) Teapot(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusTeapot), http.StatusTeapot)
+}
+
+// MisdirectedRequest replies with HTTP Status 421 Misdirected Request.
+func (e Engine) MisdirectedRequest(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusMisdirectedRequest), http.StatusMisdirectedRequest)
+}
+
 // UnprocessableEntity replies with HTTP Status 422 Unprocessable Entity.
 func (e Engine) UnprocessableEntity(w http.ResponseWriter) {
 	e.Error(w, http.StatusText(http.StatusUnprocessableEntity), http.StatusUnprocessableEntity)
 }
 
+// Locked replies with HTTP Status 423 Locked.
+func (e Engine) Locked(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusLocked), http.StatusLocked)
+}
+
+// FailedDependency replies with HTTP Status 424 Failed Dependency.
+func (e Engine) FailedDependency(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusFailedDependency), http.StatusFailedDependency)
+}
+
+// TooEarly replies with HTTP Status 425 Too Early.
+func (e Engine) TooEarly(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusTooEarly), http.StatusTooEarly)
+}
+
+// UpgradeRequired replies with HTTP Status 426 Upgrade Required.
+func (e Engine) UpgradeRequired(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusUpgradeRequired), http.StatusUpgradeRequired)
+}
+
+// PreconditionRequired replies with HTTP Status 428 Precondition Required.
+func (e Engine) PreconditionRequired(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusPreconditionRequired), http.StatusPreconditionRequired)
+}
+
 // TooManyRequests replies with HTTP Status 429 Too Many Requests.
 func (e Engine) TooManyRequests(w http.ResponseWriter) {
 	e.Error(w, http.StatusText(http.StatusTooManyRequests), http.StatusTooManyRequests)
 }
 
-// InternalServerError uses slog to log an error and stack trace,
-// then replies with HTTP Status 500 Internal Server Error.
-func (e Engine) InternalServerError(w http.ResponseWriter, err error) {
-	slog.Error(fmt.Sprintf("%s\n%s", err.Error(), debug.Stack()))
+// RequestHeaderFieldsTooLarge replies with HTTP Status 431 Request Header Fields Too Large.
+func (e Engine) RequestHeaderFieldsTooLarge(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusRequestHeaderFieldsTooLarge), http.StatusRequestHeaderFieldsTooLarge)
+}
+
+// UnavailableForLegalReasons replies with HTTP Status 451 Unavailable For Legal Reasons.
+func (e Engine) UnavailableForLegalReasons(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusUnavailableForLegalReasons), http.StatusUnavailableForLegalReasons)
+}
+
+// InternalServerError replies with HTTP Status 500 Internal Server Error.
+func (e Engine) InternalServerError(w http.ResponseWriter) {
 	e.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
 }
 
+// NotImplemented replies with HTTP Status 501 Not Implemented.
+func (e Engine) NotImplemented(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusNotImplemented), http.StatusNotImplemented)
+}
+
+// BadGateway replies with HTTP Status 502 Bad Gateway.
+func (e Engine) BadGateway(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusBadGateway), http.StatusBadGateway)
+}
+
+// ServiceUnavailable replies with HTTP Status 503 Service Unavailable.
+func (e Engine) ServiceUnavailable(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusServiceUnavailable), http.StatusServiceUnavailable)
+}
+
+// GatewayTimeout replies with HTTP Status 504 Gateway Timeout.
+func (e Engine) GatewayTimeout(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusGatewayTimeout), http.StatusGatewayTimeout)
+}
+
+// HTTPVersionNotSupported replies with HTTP Status 505 HTTP Version Not Supported.
+func (e Engine) HTTPVersionNotSupported(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusHTTPVersionNotSupported), http.StatusHTTPVersionNotSupported)
+}
+
+// VariantAlsoNegotiates replies with HTTP Status 506 Variant Also Negotiates.
+func (e Engine) VariantAlsoNegotiates(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusVariantAlsoNegotiates), http.StatusVariantAlsoNegotiates)
+}
+
+// InsufficientStorage replies with HTTP Status 507 Insufficient Storage.
+func (e Engine) InsufficientStorage(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusInsufficientStorage), http.StatusInsufficientStorage)
+}
+
+// LoopDetected replies with HTTP Status 508 Loop Detected.
+func (e Engine) LoopDetected(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusLoopDetected), http.StatusLoopDetected)
+}
+
+// NetworkAuthenticationRequired replies with HTTP Status 511 Network Authentication Required
+func (e Engine) NetworkAuthenticationRequired(w http.ResponseWriter) {
+	e.Error(w, http.StatusText(http.StatusNetworkAuthenticationRequired), http.StatusNetworkAuthenticationRequired)
+}
+
 // ReplyOrError wraps Reply with error debugging. If an error is encountered in
 // Reply, the Writer's Error function is triggered. Error essages are replaced
 // with 'Internal Server Error' if e.Debug is false.