import { errorTransform } from '../../transform/utils/errorTransform.js'; import { getSafeProperty } from '../../../utils/customs.js'; export function accessFactory(_ref) { var { subset } = _ref; /** * Retrieve part of an object: * * - Retrieve a property from an object * - Retrieve a part of a string * - Retrieve a matrix subset * * @param {Object | Array | Matrix | string} object * @param {Index} index * @return {Object | Array | Matrix | string} Returns the subset */ return function access(object, index) { try { if (Array.isArray(object)) { return subset(object, index); } else if (object && typeof object.subset === 'function') { // Matrix return object.subset(index); } else if (typeof object === 'string') { // TODO: move getStringSubset into a separate util file, use that return subset(object, index); } else if (typeof object === 'object') { if (!index.isObjectProperty()) { throw new TypeError('Cannot apply a numeric index as object property'); } return getSafeProperty(object, index.getObjectProperty()); } else { throw new TypeError('Cannot apply index: unsupported type of object'); } } catch (err) { throw errorTransform(err); } }; }