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@rushstack/node-core-library

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@rushstack/node-core-library

Core libraries that every NodeJS toolchain project should use

5.13.1
latest
Source
npm
Version published
Weekly downloads
3.3M
-20.28%
Maintainers
3
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What is @rushstack/node-core-library?

The @rushstack/node-core-library provides a collection of essential utilities and lightweight polyfills designed for use in Node.js applications. It aims to offer a standardized set of tools for common operations such as file system manipulation, URL and path handling, and advanced logging capabilities, among others. This library is part of the Rush Stack family of projects, which are focused on providing scalable and reliable engineering tools.

What are @rushstack/node-core-library's main functionalities?

FileSystem operations

Provides a set of utilities for performing file system operations, such as reading, writing, and deleting files, with improved error messages and handling over the native Node.js fs module.

const { FileSystem } = require('@rushstack/node-core-library');

FileSystem.writeFile({
  filePath: './example.txt',
  contents: 'Hello, world!'
});

Advanced logging

Enables advanced logging capabilities, including support for verbose and error messages, and the ability to customize the output through terminal providers.

const { Terminal, ConsoleTerminalProvider } = require('@rushstack/node-core-library');

const terminalProvider = new ConsoleTerminalProvider();
const terminal = new Terminal(terminalProvider);

terminal.writeLine('Hello, world!');

JSON file handling

Simplifies reading from and writing to JSON files, including support for JSON schema validation and pretty-printing.

const { JsonFile } = require('@rushstack/node-core-library');

const jsonObject = { key: 'value' };
JsonFile.save(jsonObject, './example.json');

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Package last updated on 01 May 2025

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