/** [check](https://stackoverflow.com/questions/12897742/how-do-you-specify-that-a-class-property-is-an-integer#answer-50521248) */
export type Opaque<T, K> = T & {
    __opaque__: K;
};
/** A primitive value for JSON */
export type Primitive = string | number | boolean;
/** Types identified by JavaScript */
export type Types = 'string' | 'boolean' | 'number' | 'object' | 'function' | 'bigint' | 'symbol' | 'undefined';
export type ExtendedTypes = Types | 'array';
/** A nullable value */
export type Nullable<T> = T | null;