# Reusability

Record: `arch:reusability`
Kind: quality-attribute
Layer: [Structural Core](https://banes-lab.com/records/layer/structural-core.md)
Severity: recommended
Scope: function, module, component
Canonical: https://banes-lab.com/ontology#arch-reusability

## Repair

- Refactored by: Parameterize, Extract Library, Remove Context Coupling
- Detected by: environment-specific logic in reusable code
- Violated by: hardcoded context, hidden assumptions
- Measured by: reuse count, dependency portability
- Enforced by: API review, dependency rules

## requires

- [Abstraction](https://banes-lab.com/records/arch/abstraction.md)
- [Stable Contracts](https://banes-lab.com/records/lex/stable-contracts.md)

## reinforces

- [Do Not Repeat Yourself (DRY)](https://banes-lab.com/records/arch/duplicate-code.md)
- [Composability](https://banes-lab.com/records/arch/composability.md)

## enables

- [Shared Libraries](https://banes-lab.com/records/lex/shared-libraries.md)
- [Product Lines](https://banes-lab.com/records/lex/product-lines.md)

## conflicts-with

- [Context-Specific Coupling](https://banes-lab.com/records/lex/context-specific-coupling.md)

## tensions-with

- [YAGNI](https://banes-lab.com/records/lex/yagni.md)
- [Over-Generalization](https://banes-lab.com/records/lex/over-generalization.md)

## tensions

- [Reusability YAGNI](https://banes-lab.com/records/tension/reusability-yagni.md)
- [Reusability Over-Generalization](https://banes-lab.com/records/tension/over-generalization-reusability.md)

## referenced-by

- [Single Responsibility Principle (SRP)](https://banes-lab.com/records/arch/single-responsibility.md)
- [Do Not Repeat Yourself (DRY)](https://banes-lab.com/records/arch/duplicate-code.md)
- [Composability](https://banes-lab.com/records/arch/composability.md)