RockPaperScissors/node_modules/type-fest/ts41/pascal-cased-properties-deep.d.ts
2021-11-30 22:03:51 +01:00

51 lines
935 B
TypeScript

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