65 lines
2.4 KiB
JavaScript
65 lines
2.4 KiB
JavaScript
import { pipe } from './function';
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import { snd } from './ReadonlyTuple';
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export function of(F) {
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return function (a) { return function (s) { return F.of([a, s]); }; };
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}
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export function map(F) {
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return function (f) { return function (fa) { return function (s) { return F.map(fa(s), function (_a) {
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var a = _a[0], s1 = _a[1];
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return [f(a), s1];
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}); }; }; };
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}
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export function ap(M) {
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return function (fa) { return function (fab) { return function (s) { return M.chain(fab(s), function (_a) {
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var f = _a[0], s = _a[1];
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return M.map(fa(s), function (_a) {
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var a = _a[0], s = _a[1];
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return [f(a), s];
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});
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}); }; }; };
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}
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export function chain(M) {
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return function (f) { return function (ma) { return function (s) { return M.chain(ma(s), function (_a) {
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var a = _a[0], s1 = _a[1];
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return f(a)(s1);
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}); }; }; };
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}
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export function fromState(F) {
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return function (sa) { return function (s) { return F.of(sa(s)); }; };
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}
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export function fromF(F) {
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return function (ma) { return function (s) { return F.map(ma, function (a) { return [a, s]; }); }; };
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}
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export function evaluate(F) {
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return function (s) { return function (ma) { return F.map(ma(s), function (_a) {
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var a = _a[0];
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return a;
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}); }; };
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}
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export function execute(F) {
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return function (s) { return function (ma) { return F.map(ma(s), snd); }; };
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}
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/** @deprecated */
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/* istanbul ignore next */
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export function getStateM(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 _evaluate = evaluate(M);
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var _execute = execute(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: of(M),
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chain: function (ma, f) { return pipe(ma, _chain(f)); },
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get: function () { return function (s) { return M.of([s, s]); }; },
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put: function (s) { return function () { return M.of([undefined, s]); }; },
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modify: function (f) { return function (s) { return M.of([undefined, f(s)]); }; },
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gets: function (f) { return function (s) { return M.of([f(s), s]); }; },
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fromState: fromState(M),
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fromM: fromF(M),
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evalState: function (fa, s) { return pipe(fa, _evaluate(s)); },
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execState: function (fa, s) { return pipe(fa, _execute(s)); }
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};
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}
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