export type GetKeysOptions<A extends AnyObject> = {
    omit: keyof A;
} | {
    pick: keyof A;
};
export type GetKeys<A extends AnyObject, K extends GetKeysOptions<A>> = 'omit' extends keyof K ? Exclude<keyof A, K['omit']> : 'pick' extends keyof K ? Extract<keyof A, K['pick']> : never;
export type ExcludeTypesOptions<A extends AnyObject> = {
    baseTypes?: boolean;
} & GetKeysOptions<A>;
export type UndefinedToNever<T> = T extends undefined ? never : T;
/** Used in `LiftInvalid`. */
export type Invalid<T> = Error & {
    __errorMessage: T;
};
/** Used in `AsUniqueArray`. */
export type LiftInvalid<A extends readonly unknown[]> = IfExtends<A[number], Invalid<unknown>, Extract<A[number], Invalid<unknown>>, A>;
/** Used in `NonUnion`. */
export type UnionToIntersection<U> = (U extends U ? (k: U) => void : never) extends (k: infer I) => void ? I : never;
/** Used in `UnionToTuple`. */
export type LastOfUnion<T> = UnionToIntersection<T extends T ? () => T : never> extends () => infer R ? R : never;
export type IsType<T, Type, Strict extends boolean = true> = Strict extends true ? IfExtends<T, Type, true, false> : T extends Type ? true : false;
export type Enumerate<N extends number, Acc extends number[] = []> = Acc['length'] extends N ? Acc[number] : Enumerate<N, [...Acc, Acc['length']]>;