65 lines
2.4 KiB
JavaScript
65 lines
2.4 KiB
JavaScript
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import { constant, pipe } from './function';
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export function reduce(F, G) {
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return function (b, f) { return function (fga) { return F.reduce(fga, b, function (b, ga) { return G.reduce(ga, b, f); }); }; };
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}
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export function foldMap(F, G) {
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return function (M) {
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var foldMapF = F.foldMap(M);
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var foldMapG = G.foldMap(M);
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return function (f) { return function (fga) { return foldMapF(fga, function (ga) { return foldMapG(ga, f); }); }; };
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};
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}
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export function reduceRight(F, G) {
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return function (b, f) { return function (fga) { return F.reduceRight(fga, b, function (ga, b) { return G.reduceRight(ga, b, f); }); }; };
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}
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export function reduceM(M, F) {
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return function (b, f) { return function (fa) { return F.reduce(fa, M.of(b), function (mb, a) { return M.chain(mb, function (b) { return f(b, a); }); }); }; };
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}
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export function intercalate(M, F) {
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return function (middle, fm) {
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var go = function (_a, x) {
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var init = _a.init, acc = _a.acc;
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return init ? { init: false, acc: x } : { init: false, acc: M.concat(M.concat(acc, middle), x) };
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};
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return F.reduce(fm, { init: true, acc: M.empty }, go).acc;
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};
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}
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export function toReadonlyArray(F) {
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return function (fa) {
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return F.reduce(fa, [], function (acc, a) {
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acc.push(a);
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return acc;
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});
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};
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}
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export function traverse_(M, F) {
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var applyFirst = function (mu, mb) { return M.ap(M.map(mu, constant), mb); };
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var mu = M.of(undefined);
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return function (fa, f) { return F.reduce(fa, mu, function (mu, a) { return applyFirst(mu, f(a)); }); };
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}
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export function foldM(M, F) {
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return function (fa, b, f) { return F.reduce(fa, M.of(b), function (mb, a) { return M.chain(mb, function (b) { return f(b, a); }); }); };
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}
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/**
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* Use [`toReadonlyArray`](#toreadonlyarray) instead
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*
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* @category zone of death
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* @since 2.8.0
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* @deprecated
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*/
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export var toArray = toReadonlyArray;
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/** @deprecated */
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export function getFoldableComposition(F, G) {
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var _reduce = reduce(F, G);
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var _foldMap = foldMap(F, G);
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var _reduceRight = reduceRight(F, G);
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return {
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reduce: function (fga, b, f) { return pipe(fga, _reduce(b, f)); },
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foldMap: function (M) {
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var foldMapM = _foldMap(M);
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return function (fga, f) { return pipe(fga, foldMapM(f)); };
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},
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reduceRight: function (fga, b, f) { return pipe(fga, _reduceRight(b, f)); }
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};
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}
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