next
Version:
The React Framework
11 lines (10 loc) • 512 B
TypeScript
import type { DeepReadonly } from './deep-readonly';
/**
* Recursively freezes an object and all of its properties. This prevents the
* object from being modified at runtime. When the JS runtime is running in
* strict mode, any attempts to modify a frozen object will throw an error.
*
* @see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/freeze
* @param obj The object to freeze.
*/
export declare function deepFreeze<T extends object>(obj: T): DeepReadonly<T>;