116 lines
4.2 KiB
JavaScript
116 lines
4.2 KiB
JavaScript
import { ap as ap_ } from './Apply';
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import * as E from './Either';
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import { flow, pipe } from './function';
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import { map as map_ } from './Functor';
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export function right(F) {
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return flow(E.right, F.of);
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}
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export function left(F) {
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return flow(E.left, F.of);
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}
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export function rightF(F) {
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return function (fa) { return F.map(fa, E.right); };
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}
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export function leftF(F) {
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return function (fe) { return F.map(fe, E.left); };
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}
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export function fromNullable(F) {
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return function (e) { return flow(E.fromNullable(e), F.of); };
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}
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export function fromNullableK(F) {
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var fromNullableF = fromNullable(F);
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return function (e) {
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var fromNullableFE = fromNullableF(e);
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return function (f) { return flow(f, fromNullableFE); };
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};
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}
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export function chainNullableK(M) {
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var chainM = chain(M);
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var fromNullableKM = fromNullableK(M);
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return function (e) {
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var fromNullableKMe = fromNullableKM(e);
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return function (f) { return chainM(fromNullableKMe(f)); };
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};
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}
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export function map(F) {
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return map_(F, E.Functor);
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}
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export function ap(F) {
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return ap_(F, E.Apply);
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}
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export function chain(M) {
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return function (f) { return function (ma) { return M.chain(ma, function (e) { return (E.isLeft(e) ? M.of(e) : f(e.right)); }); }; };
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}
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export function alt(M) {
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return function (second) { return function (first) { return M.chain(first, function (e) { return (E.isLeft(e) ? second() : M.of(e)); }); }; };
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}
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export function bimap(F) {
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return function (f, g) { return function (fea) { return F.map(fea, E.bimap(f, g)); }; };
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}
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export function mapLeft(F) {
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return function (f) { return function (fea) { return F.map(fea, E.mapLeft(f)); }; };
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}
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export function altValidation(M, S) {
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return function (second) { return function (first) {
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return M.chain(first, E.match(function (e1) {
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return M.map(second(), E.mapLeft(function (e2) { return S.concat(e1, e2); }));
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}, right(M)));
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}; };
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}
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export function match(F) {
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return function (onLeft, onRight) { return function (ma) { return F.map(ma, E.match(onLeft, onRight)); }; };
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}
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export function matchE(M) {
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return function (onLeft, onRight) { return function (ma) { return M.chain(ma, E.match(onLeft, onRight)); }; };
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}
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export function getOrElse(M) {
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return function (onLeft) { return function (ma) { return M.chain(ma, E.match(onLeft, M.of)); }; };
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}
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export function orElse(M) {
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return function (onLeft) { return function (ma) { return M.chain(ma, function (e) { return (E.isLeft(e) ? onLeft(e.left) : M.of(e)); }); }; };
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}
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export function orElseFirst(M) {
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var orElseM = orElse(M);
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return function (onLeft) { return orElseM(function (e) { return M.map(onLeft(e), function (eb) { return (E.isLeft(eb) ? eb : E.left(e)); }); }); };
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}
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export function orLeft(M) {
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return function (onLeft) { return function (ma) {
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return M.chain(ma, E.match(function (e) { return M.map(onLeft(e), E.left); }, function (a) { return M.of(E.right(a)); }));
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}; };
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}
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export function swap(F) {
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return function (ma) { return F.map(ma, E.swap); };
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}
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export function toUnion(F) {
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return function (fa) { return F.map(fa, E.toUnion); };
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}
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/** @deprecated */
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/* istanbul ignore next */
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export function getEitherM(M) {
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var _ap = ap(M);
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var _map = map(M);
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var _chain = chain(M);
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var _alt = alt(M);
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var _bimap = bimap(M);
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var _mapLeft = mapLeft(M);
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var _fold = matchE(M);
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var _getOrElse = getOrElse(M);
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var _orElse = orElse(M);
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return {
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map: function (fa, f) { return pipe(fa, _map(f)); },
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ap: function (fab, fa) { return pipe(fab, _ap(fa)); },
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of: right(M),
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chain: function (ma, f) { return pipe(ma, _chain(f)); },
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alt: function (fa, that) { return pipe(fa, _alt(that)); },
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bimap: function (fea, f, g) { return pipe(fea, _bimap(f, g)); },
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mapLeft: function (fea, f) { return pipe(fea, _mapLeft(f)); },
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fold: function (fa, onLeft, onRight) { return pipe(fa, _fold(onLeft, onRight)); },
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getOrElse: function (fa, onLeft) { return pipe(fa, _getOrElse(onLeft)); },
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orElse: function (fa, f) { return pipe(fa, _orElse(f)); },
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swap: swap(M),
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rightM: rightF(M),
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leftM: leftF(M),
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left: left(M)
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};
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}
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