create-specification
Specification Generator
Generate DDD-compliant Specifications for encapsulating business rules and filtering logic.
Specification Characteristics
- Single Responsibility: One business rule per specification
- Composable: AND, OR, NOT combinations
- Reusable: Same spec for validation and querying
- Domain Language: Named using ubiquitous language
- Testable: Easy to unit test in isolation
- Immutable: No state changes after creation
When to Use Specification
| Scenario | Example |
|---|---|
| Business rule validation | IsActiveCustomer, CanPlaceOrder |
| Collection filtering | OverdueInvoice, PremiumProduct |
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