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Questions tagged [yarnpkg-v2]

Use this tag for version specific questions about Yarn version 2.x. Yarn is an open-source JavaScript package manager created by Facebook, Exponent, Google, and Tilde. When using this tag also include the more generic [yarnpkg] tag where possible.

192 questions
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How to add local .tgz file with Yarn 2?

I am trying to install a module onto an offline computer using Yarn 2. I have the .tgz file of the NPM module. It looks like it can be done with Yarn 1.x but does not appear to work with Yarn 2. I put the file lowdb-1.0.0.tgz into the root of the…
calarin
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custom modules folder in yarn2

I'm currently in the process of upgrading to yarn 2 and with classic yarn (yarn 1) we used to install packages in a custom folder using --modules-folder as described here I don't find a equivalent option or a way to do it with yarn 2.
Subash
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1 answer

Yarn 3.1, Vite 2.9, cannot find package vite

When trying to build the app with Vite I'm seeing an error. If I understand it correctly there seems to be an issue with Yarn PnP resolving dependencies (no more node_modules), and Vite does not seem to pick up on this? How can I make Vite…
Michael Johansen
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1 answer

yarn zero install - missing packages from unplugged directory but can't commit local unplugged directory

Switching to the yarn zero installs approach (see https://yarnpkg.com/features/zero-installs) I encountered errors in the following style when running our CI pipeline: /app/.pnp.cjs:47262 throw firstError; ^ Error: Required unplugged package…
GoWithTheFlow
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2 answers

How to use Yarn 2 (or 3) to run create-react-app without specifying a new directory?

I am trying to migrate from NPM to Yarn for the sole reason of getting rid of 'node_modules' folder. I am trying to use CRA tool. However, on CRA it advises to use yarn create, which is not a command found in Yarn 2 documentation. After some…
mongonoob
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How to run package binary installed with Yarn 2

I'm giving Yarn 2/Berry a shot and I'm having trouble figuring out how to run a binary installed by a package. I'm specifically trying to run GRPC typescript compilation. I have the following command in a bash script which works with Yarn 1: yarn…
Paymahn Moghadasian
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Is there a way to install dependencies for just one package in a yarn2 monorepo?

to do a yarn immutable install for all packages it yarn 2 recommends yarn workspaces focus --production --all, is there a way to do this for just one workspace? reason being I would like to not have all dependencies for everything installed into…
xenoterracide
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yarn berry run how to run installed packages

I see with yarn berry I get the plug'n'play feature instead of node_modules/ I couldn't find anything to suggest it supports running from installed packages. For example with npm a workflow might be to run the installed version of webpack: $ npm…
zhablok breeblebrox
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How to debug Jest Tests when using Yarn 2 / Yarn PnP

I'd like to use the node --debug-brk feature described in a previous answer and the jest docs to debug in npm/yarn 1 based projects, but node_modules/ is not present in Yarn 2 / PnP (Plug n Play) based projects, so those instructions won't work for…
Cameron Yick
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1 answer

How do I use Vite with Yarn Workspaces?

At my workplace we were trying to get Vite working with Yarn Workspaces (in yarn v2). We wanted to create a test environment where we consumed one of the packages we were publishing from the same repository but a different workspace. To…
Armand Bernard
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How can I deactivate or downgrade the Yarn package manager using corepack?

Following Yarn#Installation guide to installing the yarn@3.4.1 package manager using below command: corepack prepare yarn@3.4.1 --activate yarn -v 3.4.1 Now, I want to deactivate or downgrade the Yarn to the previous version in the system. The…
Lin Du
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TypeError [ERR_UNKNOWN_FILE_EXTENSION]: Unknown file extension ".ts" for gulpfile.ts

I get the error running yarn run package. Adding NODE_OPTIONS="--loader ts-node/esm" didn't help. I have seen https://github.com/TypeStrong/ts-node/issues/1062 but I tried different targets and that didn't help. package.json: ... "scripts": { …
Motoko
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What do the columns in Modern 'yarn upgrade-interactive' mean?

What is the meaning of the column labels displayed by Yarn Modern's yarn upgrade-interactive? As near as I can tell "current" means the currently specified range in package.json, "range" sometimes means the currently available package that matches…
orome
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Is it possible to init yarn berry over a proxy?

Recently I've upgraded my node version to 16.15.1. Before the node upgrade I used a 1.x yarn version. Now I want to use yarn v3.2.x in my project. Normally this would be achieved by executing the command yarn init -2 in the console. This would…
poisn
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2 answers

Syntax errors on VS Code with Vue3 + TypeScript + Vite

I'm setting up a new project using Vite, Vue 3 and Typescript. To do so, I'm using yarn yarn create vite I then get prompted for the project name (vite-project), then the framework (vue) and then the variant (vue-ts). ✔ Project name: ……
Goncalo Oliveira
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