12 lines
316 B
TypeScript
12 lines
316 B
TypeScript
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// @strict: true
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type PartialDeep<T> = {[K in keyof T]?: PartialDeep<T[K]>};
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type Many<T> = T | readonly T[];
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interface Collection<T> {
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sortBy(...iteratees: Many<PartialDeep<T>>[]): Collection<T>;
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}
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const x: Collection<{x: number}> = (null as any as Collection<{x: number, y: number}>);
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export {};
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