SetRequired<BaseType, Keys>
SetRequired<
BaseType
,Keys
> =BaseType
extendsUnknownArray
?SetArrayRequired
<BaseType
,Keys
> extends infer ResultantArray ?IfArrayReadonly
<BaseType
,Readonly
<ResultantArray
>,ResultantArray
> :never
:Simplify
<Except
<BaseType
,Keys
> &Required
<HomomorphicPick
<BaseType
,Keys
>>>
Defined in: packages/react-querybuilder/src/types/type-fest/set-required.ts:37
Create a type that makes the given keys required. The remaining keys are kept as is. The sister of the SetOptional
type.
Use-case: You want to define a single model where the only thing that changes is whether or not some of the keys are required.
Type Parameters
Type Parameter |
---|
BaseType |
Keys extends keyof BaseType |
Example
import type {SetRequired} from 'type-fest';
type Foo = {
a?: number;
b: string;
c?: boolean;
}
type SomeRequired = SetRequired<Foo, 'b' | 'c'>;
// type SomeRequired = {
// a?: number;
// b: string; // Was already required and still is.
// c: boolean; // Is now required.
// }
// Set specific indices in an array to be required.
type ArrayExample = SetRequired<[number?, number?, number?], 0 | 1>;
//=> [number, number, number?]
API documentation is generated from the latest commit on the main
branch. It may be somewhat inconsistent with official releases of React Query Builder.