7 lines
273 B
TypeScript
7 lines
273 B
TypeScript
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type TupleOf<T, N extends number> = N extends N ? number extends N ? T[] : _TupleOf<T, N, []> : never;
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type _TupleOf<T, N extends number, R extends unknown[]> = R['length'] extends N ? R : _TupleOf<T, N, [T, ...R]>;
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type Tuple4<T> = TupleOf<T, 4>;
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export type { Tuple4 }
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