scripts/node_modules/type-fest/source/camel-cased-properties-deep.d.ts

55 lines
1.0 KiB
TypeScript

import type {CamelCase} from './camel-case';
/**
Convert object properties to camel case recursively.
This can be useful when, for example, converting some API types from a different style.
@see CamelCasedProperties
@see CamelCase
@example
```
import type {CamelCasedPropertiesDeep} from 'type-fest';
interface User {
UserId: number;
UserName: string;
}
interface UserWithFriends {
UserInfo: User;
UserFriends: User[];
}
const result: CamelCasedPropertiesDeep<UserWithFriends> = {
userInfo: {
userId: 1,
userName: 'Tom',
},
userFriends: [
{
userId: 2,
userName: 'Jerry',
},
{
userId: 3,
userName: 'Spike',
},
],
};
```
@category Change case
@category Template literal
@category Object
*/
export type CamelCasedPropertiesDeep<Value> = Value extends Function
? Value
: Value extends Array<infer U>
? Array<CamelCasedPropertiesDeep<U>>
: Value extends Set<infer U>
? Set<CamelCasedPropertiesDeep<U>> : {
[K in keyof Value as CamelCase<K>]: CamelCasedPropertiesDeep<Value[K]>;
};