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

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import { err } from './result-err.mjs';
import { isOk } from './result-is-ok.mjs';

function mapErr(...args) {
    switch (args.length) {
        case 2: {
            // Direct version: first argument is result
            const [result, mapFn] = args;
            return mapErrImpl(result, mapFn);
        }
        case 1: {
            // Curried version: first argument is mapping function
            const [mapFn] = args;
            return (result) => mapErrImpl(result, mapFn);
        }
    }
}
const mapErrImpl = (result, mapFn) => isOk(result)
    ? // eslint-disable-next-line total-functions/no-unsafe-type-assertion
        result
    : // eslint-disable-next-line total-functions/no-unsafe-type-assertion
        err(mapFn(result.value));

export { mapErr };
//# sourceMappingURL=result-map-err.mjs.map