As in JS-object to add links to its properties

function _createProductModel(fields) { var productModel = {}; for (var field of fields) { var fieldArr = field.split('-'); if (fieldArr[1] === 'id') { switch (fieldArr[0]) { case 'product': productModel.product_id = Number; break; case 'variant': productModel.variant_id = Number; break; } } else if (fieldArr[1] === 'other') { switch (fieldArr[0]) { case 'product': if (!productModel.product) productModel.product = {}; productModel.product[fieldArr[2]] = String; break; case 'variant': if (!productModel.variant) productModel.variant = {}; productModel.variant[fieldArr[2]] = String; break; } } else if (fieldArr[1] === 'property') { if (!productModel.properties) productModel.properties = {}; productModel.properties[fieldArr[2]] = String; } else if (fieldArr[1] === 'option') { if (!productModel.options) productModel.options = {}; productModel.options[fieldArr[2]] = String; } else if (fieldArr[1] === 'field') { if (!productModel.fields) productModel.fields = {}; productModel.fields[fieldArr[2]] = String; } } return productModel; } // Принимаем массив fields следующего вида var arr = [ "product-id", "variant-other-sku", "product-field-51092", "product-property-19403737", "variant-option-1265700", "variant-other-barcode" ] const Product = _createProductModel(arr); console.log(Product) /* // выходит это { product_id: [Function: Number], variant: { sku: [Function: String], barcode: [Function: String] }, fields: { '51092': [Function: String] }, properties: { '19403737': [Function: String] }, options: { '1265700': [Function: String] } } //нужно примерно такое: { product_id: [Function: Number], variant: { sku: [Function: String], barcode: [Function: String] }, fields: { '51092': [Function: String] }, properties: { '19403737': [Function: String] }, options: { '1265700': [Function: String] }, // Сюда сохраняются ссылки на свойства обьекта, индексы которых соответсвуют индексам входящего массива fields indexes: [product_id, variant.sku, fields.51092...] } */ // вот так планируется использовать var file = [ ['test1', 'test2', 'test3', 'test4', 'test5', 'test6'], ['test1', 'test2', 'test3', 'test4', 'test5', 'test6'], ['test1', 'test2', 'test3', 'test4', 'test5', 'test6'], ['test1', 'test2', 'test3', 'test4', 'test5', 'test6'] ] fileArr = []; for (var i = 0, len0 = file.length; i < len0; i++) { var product = new Product; for (var x = 0, len1 = file[i].length; x < len1; i++){ product.indexes[x] = file[i][x] } fileArr.push(product) }