ts-data-forge/dist/functional/ternary-result/impl/ternary-result-unwrap-err.mjs

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import { isErr } from './ternary-result-is-err.mjs';

/**
 * Safely unwraps the Err value.
 *
 * @example
 *
 * ```ts
 * const errValue = TernaryResult.err('fail');
 *
 * const okValue = TernaryResult.ok('value');
 *
 * assert.strictEqual(TernaryResult.unwrapErr(errValue), 'fail');
 *
 * // eslint-disable-next-line @typescript-eslint/no-confusing-void-expression
 * assert.strictEqual(TernaryResult.unwrapErr(okValue), undefined);
 * ```
 */
const unwrapErr = (result) => 
// eslint-disable-next-line total-functions/no-unsafe-type-assertion
isErr(result) ? result.value : undefined;

export { unwrapErr };
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