Sha256: dd9694eecd70a405490ad23940ccd8979a628f1d26928090a4b05a943ac61714
Contents?: true
Size: 419 Bytes
Versions: 28
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Stored size: 419 Bytes
Contents
/**
Returns a boolean for whether the given type is `null`.
@example
```
import type {IsNull} from 'type-fest';
type NonNullFallback<T, Fallback> = IsNull<T> extends true ? Fallback : T;
type Example1 = NonNullFallback<null, string>;
//=> string
type Example2 = NonNullFallback<number, string>;
//=? number
```
@category Type Guard
@category Utilities
*/
export type IsNull<T> = [T] extends [null] ? true : false;
Version data entries
28 entries across 28 versions & 2 rubygems