option-t/esm/deprecated/plain_option/unsafe/as_mut.js

A toolkit of Nullable/Option/Result type implementation in ECMAScript. Their APIs are inspired by Rust's `Option<T>` and `Result<T, E>`.

import { assertIsNotFrozen } from '../../../internal/assert.js';
/**
 *  @throws
 *  This throw an `Error` instance if the _input_ is frozen.
 */
export function unsafeAsMutOption(input) {
    assertIsNotFrozen(input);
    return input;
}