How can I ensure my Gemfile is compatible with different Ruby versions?

How can I ensure my Gemfile is compatible with different Ruby versions?

To ensure compatibility, you can specify Ruby version constraints in your Gemfile using the ruby directive.

What if I want to support multiple versions of a gem?

You can use the gem method with version constraints, like gem 'rails', '>= 5.0', '< 6.0'.

Is there a way to test my Gemfile against different Ruby versions?

Yes, you can use tools like rvm or rbenv to switch Ruby versions and run bundle install to test compatibility.

Are there any tools to help with Gemfile compatibility?

Yes, tools like bundler-audit can help check for vulnerabilities and compatibility issues in your Gemfile.