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-rw-r--r--railties/lib/rails/tasks/yarn.rake13
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diff --git a/railties/lib/rails/tasks/yarn.rake b/railties/lib/rails/tasks/yarn.rake
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+# frozen_string_literal: true
+
+namespace :yarn do
+ desc "Install all JavaScript dependencies as specified via Yarn"
+ task :install do
+ system("./bin/yarn install --no-progress --production")
+ end
+end
+
+# Run Yarn prior to Sprockets assets precompilation, so dependencies are available for use.
+if Rake::Task.task_defined?("assets:precompile")
+ Rake::Task["assets:precompile"].enhance [ "yarn:install" ]
+end