| 1 | "use strict";
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| 2 | Object.defineProperty(exports, "__esModule", { value: true });
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| 3 | exports.propertyTreeFromPaths = exports.getProperties = exports.getProperty = exports.addProperty = void 0;
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| 4 | function addProperty(object, path, value) {
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| 5 | const initialSegment = path[0];
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| 6 | if (path.length === 1) {
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| 7 | object[initialSegment] = value;
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| 8 | return;
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| 9 | }
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| 10 | let field = object[initialSegment];
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| 11 | if (field != null) {
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| 12 | addProperty(field, path.slice(1), value);
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| 13 | return;
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| 14 | }
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| 15 | if (typeof path[1] === 'string') {
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| 16 | field = Object.create(null);
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| 17 | }
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| 18 | else {
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| 19 | field = [];
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| 20 | }
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| 21 | addProperty(field, path.slice(1), value);
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| 22 | object[initialSegment] = field;
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| 23 | }
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| 24 | exports.addProperty = addProperty;
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| 25 | function getProperty(object, path) {
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| 26 | if (!path.length || object == null) {
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| 27 | return object;
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| 28 | }
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| 29 | const newPath = path.slice();
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| 30 | const key = newPath.shift();
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| 31 | if (key == null) {
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| 32 | return;
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| 33 | }
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| 34 | const prop = object[key];
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| 35 | return getProperty(prop, newPath);
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| 36 | }
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| 37 | exports.getProperty = getProperty;
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| 38 | function getProperties(object, propertyTree) {
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| 39 | if (object == null) {
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| 40 | return object;
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| 41 | }
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| 42 | const newObject = Object.create(null);
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| 43 | for (const key in propertyTree) {
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| 44 | const subKey = propertyTree[key];
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| 45 | if (subKey == null) {
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| 46 | newObject[key] = object[key];
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| 47 | continue;
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| 48 | }
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| 49 | const prop = object[key];
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| 50 | newObject[key] = deepMap(prop, function deepMapFn(item) {
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| 51 | return getProperties(item, subKey);
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| 52 | });
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| 53 | }
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| 54 | return newObject;
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| 55 | }
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| 56 | exports.getProperties = getProperties;
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| 57 | function propertyTreeFromPaths(paths) {
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| 58 | const propertyTree = Object.create(null);
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| 59 | for (const path of paths) {
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| 60 | addProperty(propertyTree, path, null);
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| 61 | }
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| 62 | return propertyTree;
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| 63 | }
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| 64 | exports.propertyTreeFromPaths = propertyTreeFromPaths;
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| 65 | function deepMap(arrayOrItem, fn) {
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| 66 | if (Array.isArray(arrayOrItem)) {
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| 67 | return arrayOrItem.map(nestedArrayOrItem => deepMap(nestedArrayOrItem, fn));
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| 68 | }
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| 69 | return fn(arrayOrItem);
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| 70 | }
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