hysteria 2 prototype first public release

core/errors/errors.go

@@ -0,0 +1,58 @@
+package errors
+
+import (
+	"fmt"
+	"strconv"
+)
+
+// ConfigError is returned when a configuration field is invalid.
+type ConfigError struct {
+	Field  string
+	Reason string
+}
+
+func (c ConfigError) Error() string {
+	return fmt.Sprintf("invalid config: %s: %s", c.Field, c.Reason)
+}
+
+// ConnectError is returned when the client fails to connect to the server.
+type ConnectError struct {
+	Err error
+}
+
+func (c ConnectError) Error() string {
+	return "connect error: " + c.Err.Error()
+}
+
+func (c ConnectError) Unwrap() error {
+	return c.Err
+}
+
+// AuthError is returned when the client fails to authenticate with the server.
+type AuthError struct {
+	StatusCode int
+}
+
+func (a AuthError) Error() string {
+	return "authentication error, HTTP status code: " + strconv.Itoa(a.StatusCode)
+}
+
+// DialError is returned when the server rejects the client's dial request.
+// This applies to both TCP and UDP.
+type DialError struct {
+	Message string
+}
+
+func (c DialError) Error() string {
+	return "dial error: " + c.Message
+}
+
+// ProtocolError is returned when the server/client runs into an unexpected
+// or malformed request/response/message.
+type ProtocolError struct {
+	Message string
+}
+
+func (p ProtocolError) Error() string {
+	return "protocol error: " + p.Message
+}