shapeit/types/guards/instanceOf.d.ts

Object validation tools for Javascript and, specially, Typescript

declare type GenericClass = {
    new (...args: never[]): unknown;
};
/**
 * Creates a native instanceof guard. Can be useful when used in conjunction
 * with other guards.
 *
 * @example
 * class MyClass {
 *   // My class code...
 * }
 *
 * const isMyClass = instanceOf(MyClass);
 *
 * if (isMyClass(value)) {
 *     doSomethingWith(value); // value is typed as MyClass
 * }
 * else {
 *     console.error(isMyClass.errors); // Errors found
 * }
 */
export default function instanceOf<C extends GenericClass>(constructor: C): import("..").Guard<InstanceType<C>>;
export {};