| 1 | /**
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| 2 | * Pick the value from an array.
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| 3 | */
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| 4 | export declare type PickValue<T> = T extends ReadonlyArray<any> ? {
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| 5 | [K in Extract<keyof T, number>]: PickValue<T[K]>;
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| 6 | }[number] : T;
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| 7 | /**
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| 8 | * Flatten an `ArrayLike` object in TypeScript.
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| 9 | */
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| 10 | export declare type FlatArray<T extends ArrayLike<any>> = Array<PickValue<T[number]>>;
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| 11 | /**
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| 12 | * Flatten an array indefinitely.
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| 13 | */
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| 14 | export declare function flatten<T extends ArrayLike<any>>(array: T): FlatArray<T>;
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