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NonNullable<Type> #10

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nmsn opened this issue Dec 6, 2022 · 1 comment

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nmsn commented Dec 6, 2022

Constructs a type by excluding null and undefined from Type.

type T0 = NonNullable<string | number | undefined>;
// type T0 = string | number

type T1 = NonNullable<string[] | null | undefined>;
// type T1 = string[]

nmsn added the TypeScript label

Contributor Author

nmsn commented Dec 6, 2022

/**
 * Exclude null and undefined from T
 */
type NonNullable<T> = T & {};

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