package uuidv7 type UUIDv7GeneratorNotInitializedError struct{} func (e *UUIDv7GeneratorNotInitializedError) Error() string { return "UUIDv7生成器尚未初始化" } type UUIDv7NodeIDExceededError struct{} func (e *UUIDv7NodeIDExceededError) Error() string { return "UUIDv7节点ID超出范围" }