Description

Set of JavasScript utilities, modular, performant, and easy to use.

Install

npm

npm i @mdor/js-extensions -S
npm install @mdor/js-extensions --save

yarn

yarn add @mdor/js-extensions
yarn workspace <workspace-name> @mdor/js-extensions

Documentation

Object

• getFrom

  Extracts a property from any given input, if the property is not present, then a fallback value will be returned.

const user = {
  id: "123123456",
  active: true,
  attributes: {
    name: "Joe",
  },
  trades: [
    {
      id: "werwe224",
      bill: 123454,
    },
  ],
};
const userName = getFrom("attributes.name")(user);
const userFirstBill = getFrom('attributes.trades.[0]["bill"]')(user);

setInto

Set or override a property in any given input, if the path is not present, then it will be created.

const user = {
  id: "123123456",
  active: true,
  attributes,
};

setInto("attributes.name", "Marco")(user);
// equivalent   setInto(["attributes", "name"], "Marco")(user);
// output Joe
setInto('attributes.trades.[0]["bill"]', 100)(user);
// equivalent   setInto(["attributes", "trades", 0, "bill"], 100)(user);
// output 123454
setInto("attributes.trades.1.bill", 0)(user);
// equivalent   setInto(["attributes", "trades", 1, "bill"], 0)(user);
// output 0