53 lines
1.6 KiB
JavaScript
53 lines
1.6 KiB
JavaScript
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"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.accessFactory = accessFactory;
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var _typeof2 = _interopRequireDefault(require("@babel/runtime/helpers/typeof"));
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var _errorTransform = require("../../transform/utils/errorTransform.js");
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var _customs = require("../../../utils/customs.js");
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function accessFactory(_ref) {
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var subset = _ref.subset;
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/**
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* Retrieve part of an object:
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*
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* - Retrieve a property from an object
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* - Retrieve a part of a string
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* - Retrieve a matrix subset
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*
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* @param {Object | Array | Matrix | string} object
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* @param {Index} index
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* @return {Object | Array | Matrix | string} Returns the subset
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*/
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return function access(object, index) {
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try {
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if (Array.isArray(object)) {
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return subset(object, index);
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} else if (object && typeof object.subset === 'function') {
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// Matrix
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return object.subset(index);
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} else if (typeof object === 'string') {
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// TODO: move getStringSubset into a separate util file, use that
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return subset(object, index);
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} else if ((0, _typeof2.default)(object) === 'object') {
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if (!index.isObjectProperty()) {
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throw new TypeError('Cannot apply a numeric index as object property');
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}
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return (0, _customs.getSafeProperty)(object, index.getObjectProperty());
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} else {
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throw new TypeError('Cannot apply index: unsupported type of object');
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}
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} catch (err) {
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throw (0, _errorTransform.errorTransform)(err);
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}
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};
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}
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