export type RequiredKeys<T> = {
    [K in keyof T]-?: Record<string, unknown> extends {
        [P in K]: T[K];
    } ? never : K;
}[keyof T];
export type OptionalKeys<T> = {
    [K in keyof T]-?: Record<string, unknown> extends {
        [P in K]: T[K];
    } ? K : never;
}[keyof T];
export type PickRequired<T> = Pick<T, RequiredKeys<T>>;
export type PickOptional<T> = Pick<T, OptionalKeys<T>>;
export type Nullable<T> = {
    [P in keyof T]: T[P] | null;
};
export type Undefinable<T> = {
    [P in keyof T]: T[P] | undefined;
};
export type NullableWithOptional<T> = PickRequired<T> & Nullable<PickOptional<T>>;
export type UndefinableWithOptional<T> = PickRequired<T> & Undefinable<PickOptional<T>>;
export type NullableOptional<T> = Partial<NullableWithOptional<T>>;
export type UndefinableOptional<T> = Partial<UndefinableWithOptional<T>>;
export interface IndexOf<T> {
    [index: string]: T;
}
export type IfVoid<TType, TExtends = void> = TExtends extends void ? TType : TType & TExtends;
export type Unboxed<T> = T extends (infer U)[] ? U : T;
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