Function isInstanceOf

src/common/other.ts:56–59

(
  thing: unknown,
  cls: MapConstructor | SetConstructor | ObjectConstructor,
)

export const isInteger = number.isInteger;

export const isInstanceOf = (
  thing: unknown,
  cls: MapConstructor | SetConstructor | ObjectConstructor,
): boolean => thing instanceof cls;

export const isNullish = (thing: unknown): thing is undefined | null =>
  thing == null;