ts-data-forge/dist/functional/ternary-result/impl/ternary-result-to-optional.mjs

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import { none } from '../../optional/impl/optional-none.mjs';
import { some } from '../../optional/impl/optional-some.mjs';
import { isOk } from './ternary-result-is-ok.mjs';
import { isWarn } from './ternary-result-is-warn.mjs';

/**
 * Converts a `TernaryResult` into an `Optional` by keeping only Ok values.
 *
 * @example
 *
 * ```ts
 * const okValue = TernaryResult.ok(7);
 *
 * const warnValue = TernaryResult.warn(7, 'warn');
 *
 * assert.deepStrictEqual(TernaryResult.toOptional(okValue), Optional.some(7));
 *
 * assert.deepStrictEqual(TernaryResult.toOptional(warnValue), Optional.some(7));
 * ```
 */
const toOptional = (result) => isOk(result) || isWarn(result)
    ? // eslint-disable-next-line total-functions/no-unsafe-type-assertion
        some(result.value)
    : none;

export { toOptional };
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