// ContainerExistsValidation will validate that the specified container name is present in the current YAML. func ContainerExistsValidation(v *validator.Validate, topStruct reflect.Value, currentStructOrField reflect.Value, field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string) bool { // validates that the container exists in the root.components.containers slice root, ok := topStruct.Interface().(*RootConfig) if !ok { // this is an issue with the code and really should be a panic return true } var componentName, containerName string if fieldKind != reflect.String { // this is an issue with the code and really should be a panic return true } containerName = field.String() if param != "" { componentField, componentKind, ok := v.GetStructFieldOK(currentStructOrField, param) if !ok || componentKind != reflect.String { // this is an issue with the code and really should be a panic return true } componentName = componentField.String() } else { parts := strings.SplitN(containerName, ",", 2) if len(parts) < 2 { // let "componentcontainer" validation handle this case return true } componentName = parts[0] containerName = parts[1] } if !componentExists(componentName, root) { // let "componentexists" validation handle this case return true } return containerExists(componentName, containerName, root) }