Type Alias MutableNonEmptyArray<A>

MutableNonEmptyArray: [A, ...A[]]

Represents a mutable array that is guaranteed to have at least one element.

Type Parameters

A
The type of elements in the array.

Example

type NA = MutableNonEmptyArray<string>; // [string, ...string[]]
const valid: NA = ["hello"];
const alsoValid: NA = ["hello", "world"];
// const invalid: NA = []; // Error