[rubygems/rubygems] Fix specs with missing extensions getting activated

https://github.com/rubygems/rubygems/commit/c80998a22a

lib/bundler/rubygems_ext.rb

@@ -269,6 +269,16 @@ module Gem
       end
       out
     end
+
+    if Gem.rubygems_version < Gem::Version.new("3.5.22")
+      module FilterIgnoredSpecs
+        def matching_specs(platform_only = false)
+          super.reject(&:ignored?)
+        end
+      end
+
+      prepend FilterIgnoredSpecs
+    end
   end
 
   require "rubygems/platform"
@@ -374,6 +384,15 @@ module Gem
         end
       end
     end
+
+    remove_method :ignored? if new.respond_to?(:ignored?)
+
+    # Same as RubyGems, but without warnings, because Bundler prints its own warnings
+    def ignored?
+      return @ignored unless @ignored.nil?
+
+      @ignored = missing_extensions?
+    end
   end
 
   require "rubygems/name_tuple"

lib/bundler/source/rubygems.rb

@@ -357,10 +357,7 @@ module Bundler
         @installed_specs ||= Index.build do |idx|
           Bundler.rubygems.installed_specs.reverse_each do |spec|
             spec.source = self
-            if spec.missing_extensions?
+            next if spec.ignored?
-              Bundler.ui.debug "Source #{self} is ignoring #{spec} because it is missing extensions"
-              next
-            end
             idx << spec
           end
         end

lib/bundler/stub_specification.rb

@@ -28,6 +28,17 @@ module Bundler
 
     # @!group Stub Delegates
 
+    def ignored?
+      return @ignored unless @ignored.nil?
+
+      @ignored = missing_extensions?
+      return false unless @ignored
+
+      warn "Source #{source} is ignoring #{self} because it is missing extensions"
+
+      true
+    end
+
     def manually_installed?
       # This is for manually installed gems which are gems that were fixed in place after a
       # failed installation. Once the issue was resolved, the user then manually created

lib/rubygems/basic_specification.rb

@@ -71,18 +71,7 @@ class Gem::BasicSpecification
   # Return true if this spec can require +file+.
 
   def contains_requirable_file?(file)
-    if @ignored
+    return false if ignored?
-      return false
-    elsif missing_extensions?
-      @ignored = true
-
-      if platform == Gem::Platform::RUBY || Gem::Platform.local === platform
-        warn "Ignoring #{full_name} because its extensions are not built. " \
-             "Try: gem pristine #{name} --version #{version}"
-      end
-
-      return false
-    end
 
     is_soext = file.end_with?(".so", ".o")
 
@@ -93,6 +82,23 @@ class Gem::BasicSpecification
     end
   end
 
+  ##
+  # Return true if this spec should be ignored because it's missing extensions.
+
+  def ignored?
+    return @ignored unless @ignored.nil?
+
+    @ignored = missing_extensions?
+    return false unless @ignored
+
+    if platform == Gem::Platform::RUBY || Gem::Platform.local === platform
+      warn "Ignoring #{full_name} because its extensions are not built. " \
+           "Try: gem pristine #{name} --version #{version}"
+    end
+
+    true
+  end
+
   def default_gem?
     loaded_from &&
       File.dirname(loaded_from) == Gem.default_specifications_dir

lib/rubygems/dependency.rb

@@ -279,7 +279,7 @@ class Gem::Dependency
       end
     end
 
-    matches
+    matches.reject(&:ignored?)
   end
 
   ##

spec/bundler/install/gems/standalone_spec.rb

@@ -142,7 +142,6 @@ RSpec.shared_examples "bundle install --standalone" do
   describe "with default gems and a lockfile", :ruby_repo do
     before do
       necessary_system_gems = ["tsort --version 0.1.0"]
-      necessary_system_gems += ["etc --version 1.4.3"]
       realworld_system_gems(*necessary_system_gems)
     end
 
@@ -173,7 +172,16 @@ RSpec.shared_examples "bundle install --standalone" do
       bundle "lock", dir: cwd
 
       bundle "config set --local path #{bundled_app("bundle")}"
-      bundle :install, standalone: true, dir: cwd, env: { "BUNDLER_GEM_DEFAULT_DIR" => system_gem_path.to_s }
+
+      # Make sure rubyinstaller2 does not activate the etc gem in its
+      # `operating_system.rb` file, but completely disable that since it's not
+      # really needed here
+      if Gem.win_platform?
+        FileUtils.mkdir_p bundled_app("rubygems/defaults")
+        FileUtils.touch bundled_app("rubygems/defaults/operating_system.rb")
+      end
+
+      bundle :install, standalone: true, dir: cwd, env: { "BUNDLER_GEM_DEFAULT_DIR" => system_gem_path.to_s }, load_path: bundled_app
 
       load_path_lines = bundled_app("bundle/bundler/setup.rb").read.split("\n").select {|line| line.start_with?("$:.unshift") }
 
@@ -184,27 +192,35 @@ RSpec.shared_examples "bundle install --standalone" do
     end
 
     it "works for gems with extensions and points to the vendored copies, not to the default copies" do
-      necessary_gems_in_bundle_path = ["optparse --version 0.1.1", "psych --version 3.3.2", "logger --version 1.4.3", "etc --version 1.4.3", "stringio --version 3.1.0", "shellwords --version 0.2.0", "open3 --version 0.2.1"]
-      necessary_gems_in_bundle_path += ["yaml --version 0.1.1"] if Gem.rubygems_version < Gem::Version.new("3.4.a")
-      realworld_system_gems(*necessary_gems_in_bundle_path, path: scoped_gem_path(bundled_app("bundle")))
-
-      build_gem "baz", "1.0.0", to_system: true, default: true, &:add_c_extension
-
-      build_repo4 do
-        build_gem "baz", "1.0.0", &:add_c_extension
-      end
-
-      gemfile <<-G
-        source "https://gem.repo4"
-        gem "baz"
-      G
-
-      bundle "config set --local path #{bundled_app("bundle")}"
-
       simulate_platform "arm64-darwin-23" do
+        necessary_gems_in_bundle_path = ["optparse --version 0.1.1", "psych --version 3.3.2", "logger --version 1.4.3", "etc --version 1.4.3", "stringio --version 3.1.0", "shellwords --version 0.2.0", "open3 --version 0.2.1"]
+        necessary_gems_in_bundle_path += ["yaml --version 0.1.1"] if Gem.rubygems_version < Gem::Version.new("3.4.a")
+        realworld_system_gems(*necessary_gems_in_bundle_path, path: scoped_gem_path(bundled_app("bundle")))
+
+        build_gem "baz", "1.0.0", to_system: true, default: true, &:add_c_extension
+
+        build_repo4 do
+          build_gem "baz", "1.0.0", &:add_c_extension
+        end
+
+        gemfile <<-G
+          source "https://gem.repo4"
+          gem "baz"
+        G
+
+        bundle "config set --local path #{bundled_app("bundle")}"
+
         bundle "lock", dir: cwd
 
-        bundle :install, standalone: true, dir: cwd, env: { "BUNDLER_GEM_DEFAULT_DIR" => system_gem_path.to_s }
+        # Make sure rubyinstaller2 does not activate the etc gem in its
+        # `operating_system.rb` file, but completely disable that since it's not
+        # really needed here
+        if Gem.win_platform?
+          FileUtils.mkdir_p bundled_app("rubygems/defaults")
+          FileUtils.touch bundled_app("rubygems/defaults/operating_system.rb")
+        end
+
+        bundle :install, standalone: true, dir: cwd, env: { "BUNDLER_GEM_DEFAULT_DIR" => system_gem_path.to_s }, load_path: bundled_app
       end
 
       load_path_lines = bundled_app("bundle/bundler/setup.rb").read.split("\n").select {|line| line.start_with?("$:.unshift") }

spec/bundler/support/helpers.rb

@@ -76,9 +76,11 @@ module Spec
       requires = options.delete(:requires) || []
 
       dir = options.delete(:dir) || bundled_app
+      custom_load_path = options.delete(:load_path)
 
       load_path = []
       load_path << spec_dir
+      load_path << custom_load_path if custom_load_path
 
       build_ruby_options = { load_path: load_path, requires: requires, env: env }
       build_ruby_options.merge!(artifice: options.delete(:artifice)) if options.key?(:artifice)