export const string = (value: unknown): value is string =>
  typeof value === 'string';

// eslint-disable-next-line @typescript-eslint/ban-types
export const object = (value: unknown): value is object =>
  value != null && typeof value === 'object';

// eslint-disable-next-line @typescript-eslint/ban-types
const fn = <T extends Function>(value: unknown): value is T =>
  typeof value === 'function';

export const NullOrUndefinedString = (value: unknown) =>
  value === 'undefined' || value === 'null';

export { fn as function };