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Revision c0688c21

Added by deivid (David Rodríguez) 6 months ago

[rubygems/rubygems] Raise a simpler error when RubyGems fails to activate a dependency

If you force uninstall a dependency but leave other gems depending on
it, those gems will fail to be activated.

In that case, RubyGems prints a rather complicated error:

$ rails --version
/Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1413:in 'block in Gem::Specification#activate_dependencies': Could not find 'activesupport' (= 8.0.1) among 478 total gem(s) (Gem::MissingSpecError)
Checked in 'GEM_PATH=/Users/deivid/.local/share/gem/ruby/3.4.0:/Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/gems/3.4.0' at: /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/gems/3.4.0/specifications/railties-8.0.1.gemspec, execute `gem env` for more information
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1399:in 'Array#each'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1399:in 'Gem::Specification#activate_dependencies'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1381:in 'Gem::Specification#activate'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems.rb:283:in 'block in Gem.activate_bin_path'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems.rb:282:in 'Thread::Mutex#synchronize'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems.rb:282:in 'Gem.activate_bin_path'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/bin/rails:25:in '<main>'
/Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/dependency.rb:303:in 'Gem::Dependency#to_specs': Could not find 'activesupport' (= 8.0.1) - did find: [activesupport-7.1.3,activesupport-7.0.8.7] (Gem::MissingSpecVersionError)
Checked in 'GEM_PATH=/Users/deivid/.local/share/gem/ruby/3.4.0:/Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/gems/3.4.0' , execute `gem env` for more information
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1411:in 'block in Gem::Specification#activate_dependencies'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1399:in 'Array#each'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1399:in 'Gem::Specification#activate_dependencies'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1381:in 'Gem::Specification#activate'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems.rb:283:in 'block in Gem.activate_bin_path'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems.rb:282:in 'Thread::Mutex#synchronize'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems.rb:282:in 'Gem.activate_bin_path'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/bin/rails:25:in '<main>'

With this commit, the error becomes a bit simpler to parse:

$ rails --version
/Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1421:in 'block in Gem::Specification#activate_dependencies': Could not find 'activesupport' (= 8.0.1) among 478 total gem(s) (Gem::MissingSpecError)
Checked in 'GEM_PATH=/Users/deivid/.local/share/gem/ruby/3.4.0:/Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/gems/3.4.0' at: /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/gems/3.4.0/specifications/railties-8.0.1.gemspec, execute `gem env` for more information
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1407:in 'Array#each'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1407:in 'Gem::Specification#activate_dependencies'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems/specification.rb:1389:in 'Gem::Specification#activate'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems.rb:283:in 'block in Gem.activate_bin_path'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems.rb:282:in 'Thread::Mutex#synchronize'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/lib/ruby/site_ruby/3.4.0/rubygems.rb:282:in 'Gem.activate_bin_path'
        from /Users/deivid/.asdf/installs/ruby/3.4.1/bin/rails:25:in '<main>'

And also, we reduce exception based control flow in our code.

https://github.com/rubygems/rubygems/commit/7e48c49f2d