Yarn is a package manager that doubles down as project manager. Whether you work on simple projects or industry monorepos, whether you're an open source developer or an enterprise user, Yarn has your back.

2022年1月22日 · Before you start using Yarn, you'll first need to install it on your system. There are many different ways to install Yarn, but a single one is recommended and cross-platform: Install via npm It is recommended to install Yarn through the npm package manager, which comes bundled with Node.js when you install it on your system.

Installing the latest build fresh from master You may want to test a version of Yarn so recent it hasn't been released in a Release Candidate yet, or even not merged. The following command will clone, build, and install Yarn in your project, straight from our repository:

Yarn is an established open-source package manager used to manage dependencies in JavaScript projects. It assists with the process of installing, updating, configuring, and removing packages dependencies, eventually helping you reach your …

Yarn supports zero-installs, which means that as long as you store your cache and your .pnp.cjs file inside your repository, everything will work without requiring any install right after cloning your repository or switching branches.

yarn install is used to install all dependencies for a project. This is most commonly used when you have just checked out code for a project, or when another developer on the project has added a new dependency that you need to pick up.

The Yarn Workflow How do I use Yarn? There are basic workflows for both creating and consuming Yarn packages that will help you get productive quickly. Read more

Usage If you're coming from npm, the main changes are: Running yarn is enough to run an install! It's an alias to yarn install. Adding or updating a dependency to a single package is done with yarn add. Upgrading a dependency across the whole project is done with yarn up. Your scripts are aliased. Calling yarn build is the same as yarn run build!

2022年1月22日 · Super Reliable. Using a detailed, but concise, lockfile format, and a deterministic algorithm for installs, Yarn is able to guarantee that an install that worked on one system will work exactly the same way on any other system.

If the added package specifies a range (such as ^1.0.0, latest, or rc), Yarn will add this range as-is in the resulting package.json entry (in particular, tags such as rc will be encoded as-is rather than being converted into a semver range).