feat: kubesphere 4.0 (#6115)

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

---------

Signed-off-by: ci-bot <ci-bot@kubesphere.io>
Co-authored-by: ks-ci-bot <ks-ci-bot@example.com>
Co-authored-by: joyceliu <joyceliu@yunify.com>

vendor/github.com/go-errors/errors/error.go

@@ -91,6 +91,10 @@ func New(e interface{}) *Error {
 // fmt.Errorf("%v"). The skip parameter indicates how far up the stack
 // to start the stacktrace. 0 is from the current call, 1 from its caller, etc.
 func Wrap(e interface{}, skip int) *Error {
+	if e == nil {
+		return nil
+	}
+
 	var err error
 
 	switch e := e.(type) {
@@ -117,6 +121,9 @@ func Wrap(e interface{}, skip int) *Error {
 // up the stack to start the stacktrace. 0 is from the current call,
 // 1 from its caller, etc.
 func WrapPrefix(e interface{}, prefix string, skip int) *Error {
+	if e == nil {
+		return nil
+	}
 
 	err := Wrap(e, 1+skip)
 
@@ -132,26 +139,6 @@ func WrapPrefix(e interface{}, prefix string, skip int) *Error {
 
 }
 
-// Is detects whether the error is equal to a given error. Errors
-// are considered equal by this function if they are the same object,
-// or if they both contain the same error inside an errors.Error.
-func Is(e error, original error) bool {
-
-	if e == original {
-		return true
-	}
-
-	if e, ok := e.(*Error); ok {
-		return Is(e.Err, original)
-	}
-
-	if original, ok := original.(*Error); ok {
-		return Is(e, original.Err)
-	}
-
-	return false
-}
-
 // Errorf creates a new error with the given message. You can use it
 // as a drop-in replacement for fmt.Errorf() to provide descriptive
 // errors in return values.
@@ -215,3 +202,8 @@ func (err *Error) TypeName() string {
 	}
 	return reflect.TypeOf(err.Err).String()
 }
+
+// Return the wrapped error (implements api for As function).
+func (err *Error) Unwrap() error {
+	return err.Err
+}