yarn --help
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yarn --help
Usage: yarn [command] [flags]
Displays help information.
Options:
--cache-folder <path> specify a custom folder that must be used to store the yarn cache
--check-files install will verify file tree of packages for consistency
--cwd <cwd> working directory to use (default: /Users/k)
--disable-pnp disable the Plug'n'Play installation
--emoji [bool] enable emoji in output (default: true)
--enable-pnp, --pnp enable the Plug'n'Play installation
--flat only allow one version of a package
--focus Focus on a single workspace by installing remote copies of its sibling workspaces.
--force install and build packages even if they were built before, overwrite lockfile
--frozen-lockfile don't generate a lockfile and fail if an update is needed
--global-folder <path> specify a custom folder to store global packages
--har save HAR output of network traffic
--https-proxy <host>
--ignore-engines ignore engines check
--ignore-optional ignore optional dependencies
--ignore-platform ignore platform checks
--ignore-scripts don't run lifecycle scripts
--json format Yarn log messages as lines of JSON (see jsonlines.org)
--link-duplicates create hardlinks to the repeated modules in node_modules
--link-folder <path> specify a custom folder to store global links
--modules-folder <path> rather than installing modules into the node_modules folder relative to the cwd, output them here
--mutex <type>[:specifier] use a mutex to ensure only one yarn instance is executing
--network-concurrency <number> maximum number of concurrent network requests
--network-timeout <milliseconds> TCP timeout for network requests
--no-bin-links don't generate bin links when setting up packages
--no-default-rc prevent Yarn from automatically detecting yarnrc and npmrc files
--no-lockfile don't read or generate a lockfile
--non-interactive do not show interactive prompts
--no-node-version-check do not warn when using a potentially unsupported Node version
--no-progress disable progress bar
--offline trigger an error if any required dependencies are not available in local cache
--otp <otpcode> one-time password for two factor authentication
--prefer-offline use network only if dependencies are not available in local cache
--preferred-cache-folder <path> specify a custom folder to store the yarn cache if possible
--prod, --production [prod]
--proxy <host>
--pure-lockfile don't generate a lockfile
--registry <url> override configuration registry
-s, --silent skip Yarn console logs, other types of logs (script output) will be printed
--scripts-prepend-node-path [bool] prepend the node executable dir to the PATH in scripts
--skip-integrity-check run install without checking if node_modules is installed
--strict-semver
--update-checksums update package checksums from current repository
--use-yarnrc <path> specifies a yarnrc file that Yarn should use (.yarnrc only, not .npmrc) (default: )
-v, --version output the version number
--verbose output verbose messages on internal operations
-h, --help output usage information
Commands:
- access
- add
- audit
- autoclean
- bin
- cache
- check
- config
- create
- exec
- generate-lock-entry / generateLockEntry
- global
- help
- import
- info
- init
- install
- licenses
- link
- list
- login
- logout
- node
- outdated
- owner
- pack
- policies
- publish
- remove
- run
- tag
- team
- unlink
- unplug
- upgrade
- upgrade-interactive / upgradeInteractive
- version
- versions
- why
- workspace
- workspaces
Run `yarn help COMMAND` for more information on specific commands.
Visit https://yarnpkg.com/en/docs/cli/ to learn more about Yarn.
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See also[edit]
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