functional-ts-principles
Functional TypeScript domain modeling and adversarial code review
All Skills in This Repository (4)
Pure Emerald Level Indicators
iwasa-kosuifunctional-ts-review
Analyze server-side TypeScript code for functional-ts domain modeling conformity.
iwasa-kosuifunctional-ts
Model TypeScript domain state with discriminated unions and pure functions.
iwasa-kosuifunctional-ts-review-ja
Review server-side TypeScript code against functional domain modeling principles.
iwasa-kosuifunctional-ts-ja
Model server-side TypeScript domains with discriminated unions and Result types.
Frequently Asked Questions
FAQPage SchemaHow to install functional-ts-principles?▼
Run `npx skills add iwasa-kosui/functional-ts-principles --all -g -y` in your terminal to install both the code generation and review skills globally.
How to model domain state in TypeScript without classes?▼
The kamae skill guides your coding agent to represent states as discriminated unions with pure transition functions, making invalid transitions compile-time errors.
How to review TypeScript code for error handling issues?▼
The kamae-review skill walks a severity-tagged checklist that flags thrown exceptions, missing Result types, unsafe type assertions, and unvalidated boundaries.
Does it work with Zod, Valibot, and neverthrow?▼
Yes. The skills auto-detect your project's validation library (Zod, Valibot, ArkType) and Result library (neverthrow, byethrow, fp-ts, option-t) from package.json and load matching guidance.
How to prevent PII leaks in TypeScript logs?▼
The skills apply a Sensitive type wrapper that automatically masks personal data in JSON.stringify, console.log, and template literals at runtime.
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