types-kit.isemptytypearray.md
September 4, 2023 ยท View on GitHub
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IsEmptyTypeArray type
If T is a empty array, return true, else return false.
Signature:
export type IsEmptyTypeArray<T extends readonly unknown[]> = T extends T
? IsExtends<T['length'], 0>
: never
References: IsExtends
Example
// Expect: true
type Foo = IsEmptyTypeArray<[]>