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assertNever (exhaustiveness check)
A reusable TypeScript 'assertNever' helper for exhaustive type checking that throws an error for unexpected values.
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3 lines// aperçu protégé · typescript · 3 lignes3 more lines are delivered on retrieval, with the full verified card and its proof receipt.
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- · The complete verified implementation, written to bytes by the MCP tool (near-zero output tokens).
- · A proof receipt: source provenance, review status, license state and estimated savings.
- · Revocation coverage — if a security fix lands on this primitive, retrievers are notified.