33 lines
1.8 KiB
JavaScript
33 lines
1.8 KiB
JavaScript
"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const fp_1 = __importDefault(require("lodash/fp"));
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const updeep_1 = __importDefault(require("updeep"));
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const composeMutations = (mutations) => mutations.reduce((m1, m2) => (payload = null, action) => state => m2(payload, action)(m1(payload, action)(state)));
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function buildMutations(mutations = {}, subduxes = {}) {
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const actions = fp_1.default.uniq(Object.keys(mutations).concat(...Object.values(subduxes).map(({ mutations = {} }) => Object.keys(mutations))));
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let mergedMutations = {};
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let [globby, nonGlobby] = fp_1.default.partition(([_, { mutations = {} }]) => mutations['*'], Object.entries(subduxes));
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globby = fp_1.default.flow([
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fp_1.default.fromPairs,
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fp_1.default.mapValues(({ reducer }) => (_, action) => (state) => reducer(state, action)),
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])(globby);
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const globbyMutation = (payload, action) => updeep_1.default(fp_1.default.mapValues((mut) => mut(payload, action))(globby));
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actions.forEach(action => {
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mergedMutations[action] = [globbyMutation];
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});
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nonGlobby.forEach(([slice, { mutations = {}, reducer = {} }]) => {
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Object.entries(mutations).forEach(([type, mutation]) => {
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const localized = (payload = null, action) => updeep_1.default.updateIn(slice)(mutation(payload, action));
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mergedMutations[type].push(localized);
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});
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});
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Object.entries(mutations).forEach(([type, mutation]) => {
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mergedMutations[type].push(mutation);
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});
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return fp_1.default.mapValues(composeMutations)(mergedMutations);
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}
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exports.default = buildMutations;
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//# sourceMappingURL=index.js.map
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