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22 lines
412 B
TypeScript
22 lines
412 B
TypeScript
/**
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Matches any non-empty tuple.
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@example
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```
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import type {NonEmptyTuple} from 'type-fest';
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const sum = (...numbers: NonEmptyTuple<number>) => numbers.reduce((total, value) => total + value, 0);
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sum(1, 2, 3);
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//=> 6
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sum();
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//=> Error: Expected at least 1 arguments, but got 0.
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```
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@see {@link RequireAtLeastOne} for objects
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@category Array
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*/
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export type NonEmptyTuple<T = unknown> = readonly [T, ...T[]];
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