common-module

What problem does it solve?

This Skill provides a standardized set of common utilities, value objects, and exception handling mechanisms to ensure consistency and robustness across the project.

Core Features & Use Cases

• Type-Safe Value Objects: Use Email, PhoneNumber, Money, and Rate for enhanced data integrity.
• Robust Exception Handling: Employ KnownException, BizRuntimeException, and BizException for clear error management.
• Precondition Validation: Utilize knownRequired* functions for concise and safe input validation.
• DateTime Utilities: Leverage DateFormatter, SearchDates, and range classes for efficient date and time operations.
• String and DateTime Extensions: Benefit from convenient masking, formatting, and comparison functions.
• Use Case: When creating a new user entity, ensure the email address is validated using the Email value object and that required fields are checked using knownRequiredNotBlank.

Quick Start

Use the common-module skill to create a new Money object representing 10000 Korean Won.