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namespace :yarn do
desc "Ensure Yarn is installed"
task :available do
unless system("yarn --version", out: File::NULL)
warn(
"Error: Yarn executable was not detected in the system.".color(:red),
"Download Yarn at https://yarnpkg.com/en/docs/install".color(:green)
)
abort
end
end
desc "Ensure Node dependencies are installed"
task check: ["yarn:available"] do
unless system("yarn check --ignore-engines", out: File::NULL)
warn(
"Error: You have unmet dependencies. (`yarn check` command failed)".color(:red),
"Run `yarn install` to install missing modules.".color(:green)
)
abort
end
end
desc "Install Node dependencies with Yarn"
task install: ["yarn:available"] do
unless system("yarn install --pure-lockfile --ignore-engines")
abort "Error: Unable to install node modules.".color(:red)
end
end
desc "Remove Node dependencies"
task :clobber do
warn "Purging ./node_modules directory".color(:red)
FileUtils.rm_rf "node_modules"
end
end
desc "Install Node dependencies with Yarn"
task yarn: ["yarn:install"]
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