Dashboard migration: Add missing metrics registration (#110178)

apps/dashboard/pkg/migration/conversion/errors.go

@@ -0,0 +1,42 @@
+package conversion
+
+import "fmt"
+
+var _ error = &ConversionError{}
+
+// NewConversionError creates a new ConversionError with the given message, current API version, target API version, and function name
+func NewConversionError(msg string, currentAPIVersion, targetAPIVersion string, functionName string) *ConversionError {
+	return &ConversionError{
+		msg:               msg,
+		currentAPIVersion: currentAPIVersion,
+		targetAPIVersion:  targetAPIVersion,
+		functionName:      functionName,
+	}
+}
+
+// ConversionError is an error type for conversion errors
+type ConversionError struct {
+	msg               string
+	functionName      string
+	currentAPIVersion string
+	targetAPIVersion  string
+}
+
+func (e *ConversionError) Error() string {
+	return fmt.Sprintf("conversion from %s to %s failed in %s: %s", e.currentAPIVersion, e.targetAPIVersion, e.functionName, e.msg)
+}
+
+// GetFunctionName returns the name of the conversion function that failed
+func (e *ConversionError) GetFunctionName() string {
+	return e.functionName
+}
+
+// GetCurrentAPIVersion returns the current API version
+func (e *ConversionError) GetCurrentAPIVersion() string {
+	return e.currentAPIVersion
+}
+
+// GetTargetAPIVersion returns the target API version
+func (e *ConversionError) GetTargetAPIVersion() string {
+	return e.targetAPIVersion
+}