sveltekit-superforms
Version:
Making SvelteKit forms a pleasure to use!
8 lines (7 loc) • 948 B
TypeScript
import type { AllKeys, MergeUnion } from './utils.js';
export type SuperStructArray<T extends Record<string, unknown>, Data, ArrayData = unknown> = {
[Property in AllKeys<T>]?: [T] extends [any] ? NonNullable<T[Property]> extends Record<string, unknown> ? ArrayData & SuperStructArray<MergeUnion<NonNullable<T[Property]>>, Data, ArrayData> : NonNullable<T[Property]> extends (infer A)[] ? ArrayData & Record<number | string, NonNullable<A> extends Record<string, unknown> ? SuperStructArray<MergeUnion<NonNullable<A>>, Data, ArrayData> : Data> : Data : never;
};
export type SuperStruct<T, Data> = Partial<{
[Property in AllKeys<T>]: [T] extends [any] ? NonNullable<T[Property]> extends Record<string, unknown> ? SuperStruct<MergeUnion<NonNullable<T[Property]>>, Data> : NonNullable<T[Property]> extends (infer A)[] ? NonNullable<A> extends Record<string, unknown> ? SuperStruct<MergeUnion<NonNullable<A>>, Data> : Data : Data : never;
}>;