ruby.git/doc/contributing/concurrency_guide.md, branch v4.0.3 The Ruby Programming Language [DOC] Create doc/contributing/concurrency_guide.md 2025-10-20T20:55:39+00:00 Luke Gruber luke.gruber@shopify.com 2025-09-17T20:30:41+00:00 6e9f7974df5608dd74b5a107658ac944ec05f8d0 This guide is for those that want to contribute to ruby but don't understand where they need to use locks or other concurrency mechanisms. It teaches them how to use these locks safely and what is prohibited in certain circumstances. 
This guide is for those that want to contribute to ruby but don't
understand where they need to use locks or other concurrency mechanisms.
It teaches them how to use these locks safely and what is prohibited in
certain circumstances.