func NewOperationTag(id string) OperationTag {
	if !validOperation.MatchString(id) {
		panic(fmt.Sprintf("invalid operation id %q", id))
	}
	return OperationTag{ID: id}
}
// NewOperationTag returns the tag of an operation with the given id.
NewOperationTag returns the tag of an operation with the given id.
// NewOperationTag returns the tag of an operation with the given id .
func NewOperationTag(id string) OperationTag {
	if !validOperation.MatchString(id) {
		panic(fmt.Sprintf("invalid operation id %q", id))
	}
	return OperationTag{ID: id}
}
func NewOperationTag ( id string ) OperationTag { if ! validOperation . MatchString ( id ) { panic ( fmt . Sprintf ( " " , id ) ) } return OperationTag { ID : id } }
NewOperationTag returns the tag of an operation with the given id.
NewOperationTag returns the tag of an operation with the given id .