Claude Code
Codex
Cursor
GitHub Copilot
Gemini CLIAbout this skill
Use when writing TypeScript types, working with union types, implementing type guards or type predicates, using the satisfies operator, handling unknown or never types, creating discriminated unions, narrowing types, or modeling complex application state. Trigger on: "discriminated union", "type guard", "type predicate", "narrowing", "satisfies operator", "unknown type", "never type", "exhaustive switch", "is operator", "typeof check", "instanceof check", "union type pattern", "type narrowing", "as const pattern", "readonly type", "model state with types".
Quick start
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Review, license & listing details
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About scan coverage and limitationsAbout this listing
- Category
- Engineering
- Reported license
- Apache-2.0
- Listing language (estimated)
- English
- Review status
- Not individually reviewed
- Agent compatibility
- Atlas installation supports Claude Code, Codex, and Cursor. Skill-specific dependencies and features are checked during setup.