ts-data-forge/dist/functional/ternary-result/impl/ternary-result-or-else.d.mts

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import { type NarrowToOk, type NarrowToWarn } from './types.mjs';
/**
 * Returns the original result if it is Ok, otherwise the provided fallback.
 *
 * @example
 *
 * ```ts
 * const fallback = TernaryResult.ok('fallback');
 *
 * assert.deepStrictEqual(
 *   TernaryResult.orElse(TernaryResult.ok('value'), fallback),
 *   TernaryResult.ok('value'),
 * );
 *
 * assert.deepStrictEqual(
 *   TernaryResult.orElse(TernaryResult.warn('value', 'warn'), fallback),
 *   TernaryResult.warn('value', 'warn'),
 * );
 *
 * assert.deepStrictEqual(
 *   TernaryResult.orElse(TernaryResult.err('err'), fallback),
 *   fallback,
 * );
 * ```
 */
export declare function orElse<R extends UnknownTernaryResult, R2 extends UnknownTernaryResult>(result: R, alternative: R2): NarrowToOk<R> | NarrowToWarn<R> | R2;
export declare function orElse<S, W, E, S2, W2, E2>(alternative: TernaryResult<S2, E2, W2>): (result: TernaryResult<S, E, W>) => TernaryResult<S, E, W> | TernaryResult<S2, E2, W2>;
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