Merge rubygems/rubygems HEAD

  Pick from rubygems/rubygems@880dd95

lib/bundler/definition.rb

@@ -76,8 +76,11 @@ def initialize(lockfile, dependencies, sources, unlock, ruby_version = nil, opti
 
       @lockfile               = lockfile
       @lockfile_contents      = String.new
+
       @locked_bundler_version = nil
-      @locked_ruby_version    = nil
+      @resolved_bundler_version = nil
+
+      @locked_ruby_version = nil
       @new_platform = nil
       @removed_platform = nil
 
@@ -318,7 +321,7 @@ def lock(file, preserve_unknown_sections = false)
 
       if @locked_bundler_version
         locked_major = @locked_bundler_version.segments.first
-        current_major = Bundler.gem_version.segments.first
+        current_major = bundler_version_to_lock.segments.first
 
         updating_major = locked_major < current_major
       end
@@ -358,6 +361,10 @@ def locked_ruby_version_object
       end
     end
 
+    def bundler_version_to_lock
+      @resolved_bundler_version || Bundler.gem_version
+    end
+
     def to_lock
       require_relative "lockfile_generator"
       LockfileGenerator.generate(self)
@@ -471,7 +478,7 @@ def most_specific_locked_platform
     private :sources
 
     def nothing_changed?
-      !@source_changes && !@dependency_changes && !@new_platform && !@path_changes && !@local_changes && !@missing_lockfile_dep
+      !@source_changes && !@dependency_changes && !@new_platform && !@path_changes && !@local_changes && !@missing_lockfile_dep && !@unlocking_bundler
     end
 
     def no_resolve_needed?
@@ -489,7 +496,14 @@ def resolver
     end
 
     def expanded_dependencies
-      dependencies + metadata_dependencies
+      dependencies_with_bundler + metadata_dependencies
+    end
+
+    def dependencies_with_bundler
+      return dependencies unless @unlocking_bundler
+      return dependencies if dependencies.map(&:name).include?("bundler")
+
+      [Dependency.new("bundler", @unlocking_bundler)] + dependencies
     end
 
     def resolution_packages
@@ -555,6 +569,8 @@ def materialize(dependencies)
     def start_resolution
       result = resolver.start
 
+      @resolved_bundler_version = result.find {|spec| spec.name == "bundler" }&.version
+
       SpecSet.new(SpecSet.new(result).for(dependencies, false, @platforms))
     end
 
@@ -613,6 +629,7 @@ def change_reason
         [@path_changes, "the gemspecs for path gems changed"],
         [@local_changes, "the gemspecs for git local gems changed"],
         [@missing_lockfile_dep, "your lock file is missing \"#{@missing_lockfile_dep}\""],
+        [@unlocking_bundler, "an update to the version of Bundler itself was requested"],
       ].select(&:first).map(&:last).join(", ")
     end
 
@@ -868,8 +885,16 @@ def source_requirements
       metadata_dependencies.each do |dep|
         source_requirements[dep.name] = sources.metadata_source
       end
-      source_requirements[:default_bundler] = source_requirements["bundler"] || sources.default_source
-      source_requirements["bundler"] = sources.metadata_source # needs to come last to override
+
+      default_bundler_source = source_requirements["bundler"] || sources.default_source
+
+      if @unlocking_bundler
+        default_bundler_source.add_dependency_names("bundler")
+      else
+        source_requirements[:default_bundler] = default_bundler_source
+        source_requirements["bundler"] = sources.metadata_source # needs to come last to override
+      end
+
       verify_changed_sources!
       source_requirements
     end

lib/bundler/lockfile_generator.rb

@@ -71,7 +71,7 @@ def add_locked_ruby_version
     end
 
     def add_bundled_with
-      add_section("BUNDLED WITH", Bundler::VERSION)
+      add_section("BUNDLED WITH", definition.bundler_version_to_lock.to_s)
     end
 
     def add_section(name, value)

lib/bundler/resolver.rb

@@ -160,7 +160,7 @@ def no_versions_incompatibility_for(package, unsatisfied_term)
       constraint_string = constraint.constraint_string
       requirements = constraint_string.split(" OR ").map {|req| Gem::Requirement.new(req.split(",")) }
 
-      if name == "bundler"
+      if name == "bundler" && bundler_pinned_to_current_version?
         custom_explanation = "the current Bundler version (#{Bundler::VERSION}) does not satisfy #{constraint}"
         extended_explanation = bundler_not_found_message(requirements)
       else
@@ -230,6 +230,12 @@ def incompatibilities_for(package, version)
     def all_versions_for(package)
       name = package.name
       results = (@base[name] + filter_prereleases(@all_specs[name], package)).uniq {|spec| [spec.version.hash, spec.platform] }
+
+      if name == "bundler" && !bundler_pinned_to_current_version?
+        bundler_spec = Gem.loaded_specs["bundler"]
+        results << bundler_spec if bundler_spec
+      end
+
       locked_requirement = base_requirements[name]
       results = filter_matching_specs(results, locked_requirement) if locked_requirement
 
@@ -254,6 +260,14 @@ def source_for(name)
       @source_requirements[name] || @source_requirements[:default]
     end
 
+    def default_bundler_source
+      @source_requirements[:default_bundler]
+    end
+
+    def bundler_pinned_to_current_version?
+      !default_bundler_source.nil?
+    end
+
     def name_for_explicit_dependency_source
       Bundler.default_gemfile.basename.to_s
     rescue StandardError
@@ -398,7 +412,7 @@ def to_dependency_hash(dependencies, packages)
     end
 
     def bundler_not_found_message(conflict_dependencies)
-      candidate_specs = filter_matching_specs(source_for(:default_bundler).specs.search("bundler"), conflict_dependencies)
+      candidate_specs = filter_matching_specs(default_bundler_source.specs.search("bundler"), conflict_dependencies)
 
       if candidate_specs.any?
         target_version = candidate_specs.last.version

lib/bundler/source/metadata.rb

@@ -10,22 +10,22 @@ def specs
             s.required_rubygems_version = Gem::Requirement.default
           end
 
-          idx << Gem::Specification.new do |s|
-            s.name     = "bundler"
-            s.version  = VERSION
-            s.license  = "MIT"
-            s.platform = Gem::Platform::RUBY
-            s.authors  = ["bundler team"]
-            s.bindir   = "exe"
-            s.homepage = "https://bundler.io"
-            s.summary  = "The best way to manage your application's dependencies"
-            s.executables = %w[bundle]
-            # can't point to the actual gemspec or else the require paths will be wrong
-            s.loaded_from = __dir__
-          end
-
-          if local_spec = Bundler.rubygems.find_bundler(VERSION)
+          if local_spec = Gem.loaded_specs["bundler"]
             idx << local_spec
+          else
+            idx << Gem::Specification.new do |s|
+              s.name     = "bundler"
+              s.version  = VERSION
+              s.license  = "MIT"
+              s.platform = Gem::Platform::RUBY
+              s.authors  = ["bundler team"]
+              s.bindir   = "exe"
+              s.homepage = "https://bundler.io"
+              s.summary  = "The best way to manage your application's dependencies"
+              s.executables = %w[bundle]
+              # can't point to the actual gemspec or else the require paths will be wrong
+              s.loaded_from = __dir__
+            end
           end
 
           idx.each {|s| s.source = self }

lib/bundler/source/rubygems.rb

@@ -381,7 +381,6 @@ def cached_specs
           idx = @allow_local ? installed_specs.dup : Index.new
 
           Dir["#{cache_path}/*.gem"].each do |gemfile|
-            next if /^bundler\-[\d\.]+?\.gem/.match?(gemfile)
             s ||= Bundler.rubygems.spec_from_gem(gemfile)
             s.source = self
             idx << s

spec/bundler/commands/lock_spec.rb

@@ -297,24 +297,27 @@ def read_lockfile(file = "Gemfile.lock")
     end
   end
 
-  it "updates the bundler version in the lockfile without re-resolving", :rubygems => ">= 3.3.0.dev" do
+  it "updates the bundler version in the lockfile to the latest bundler version" do
     build_repo4 do
-      build_gem "rack", "1.0"
+      build_gem "bundler", "55"
     end
 
-    install_gemfile <<-G
-      source "#{file_uri_for(gem_repo4)}"
-      gem "rack"
+    system_gems "bundler-55", :gem_repo => gem_repo4
+
+    install_gemfile <<-G, :artifice => "compact_index", :env => { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s }
+      source "https://gems.repo4"
     G
     lockfile lockfile.sub(/(^\s*)#{Bundler::VERSION}($)/, '\11.0.0\2')
 
-    FileUtils.rm_r gem_repo4
+    bundle "lock --update --bundler --verbose", :artifice => "compact_index", :env => { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s }
+    expect(lockfile).to end_with("BUNDLED WITH\n   55\n")
 
-    bundle "lock --update --bundler"
-    expect(the_bundle).to include_gem "rack 1.0"
+    update_repo4 do
+      build_gem "bundler", "99"
+    end
 
-    allow(Bundler::SharedHelpers).to receive(:find_gemfile).and_return(bundled_app_gemfile)
-    expect(the_bundle.locked_gems.bundler_version).to eq v(Bundler::VERSION)
+    bundle "lock --update --bundler --verbose", :artifice => "compact_index", :env => { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s }
+    expect(lockfile).to end_with("BUNDLED WITH\n   99\n")
   end
 
   it "supports adding new platforms" do

spec/bundler/commands/update_spec.rb

@@ -1239,7 +1239,7 @@
 end
 
 RSpec.describe "bundle update --bundler" do
-  it "updates the bundler version in the lockfile without re-resolving" do
+  it "updates the bundler version in the lockfile" do
     build_repo4 do
       build_gem "rack", "1.0"
     end
@@ -1250,8 +1250,6 @@
     G
     lockfile lockfile.sub(/(^\s*)#{Bundler::VERSION}($)/, '\11.0.0\2')
 
-    FileUtils.rm_r gem_repo4
-
     bundle :update, :bundler => true, :artifice => "compact_index", :verbose => true
     expect(out).to include("Using bundler #{Bundler::VERSION}")
 
@@ -1473,8 +1471,8 @@
          2.1.4
     L
 
-    bundle "update --bundler=2.3.9", :env => { "BUNDLE_FROZEN" => "true" }
-    expect(err).to include("Cannot write a changed lockfile while frozen")
+    bundle "update --bundler=2.3.9", :env => { "BUNDLE_FROZEN" => "true" }, :raise_on_error => false
+    expect(err).to include("An update to the version of bundler itself was requested, but the lockfile can't be updated because frozen mode is set")
   end
 end
 

spec/bundler/install/gemfile/specific_platform_spec.rb

@@ -115,8 +115,6 @@
           s.platform = "arm64-darwin"
           s.required_ruby_version = "< #{Gem.ruby_version}"
         end
-
-        build_gem "bundler", "2.1.4"
       end
 
       gemfile <<~G
@@ -137,22 +135,21 @@
         DEPENDENCIES
           nokogiri
 
-        RUBY VERSION
-          2.5.3p105
-
         BUNDLED WITH
-           2.1.4
+           #{Bundler::VERSION}
       L
 
       simulate_platform "arm64-darwin-22", &example
     end
 
     it "still installs the generic RUBY variant if necessary" do
-      bundle "update --bundler", :artifice => "compact_index", :env => { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s }
+      bundle "install --verbose", :artifice => "compact_index", :env => { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s }
+      expect(out).to include("Installing nokogiri 1.3.10")
     end
 
     it "still installs the generic RUBY variant if necessary, even in frozen mode" do
-      bundle "update --bundler", :artifice => "compact_index", :env => { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s, "BUNDLE_FROZEN" => "true" }
+      bundle "install --verbose", :artifice => "compact_index", :env => { "BUNDLER_SPEC_GEM_REPO" => gem_repo4.to_s, "BUNDLE_FROZEN" => "true" }
+      expect(out).to include("Installing nokogiri 1.3.10")
     end
   end
 

spec/bundler/runtime/setup_spec.rb

@@ -144,6 +144,7 @@ def clean_load_path(lp)
 
       ruby <<-RUBY
         require 'bundler'
+        gem "bundler", "#{Bundler::VERSION}" if #{ruby_core?}
         Bundler.setup
         puts $LOAD_PATH
       RUBY

spec/bundler/support/activate.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+require "rubygems"
+Gem.instance_variable_set(:@ruby, ENV["RUBY"]) if ENV["RUBY"]
+
+require_relative "path"
+bundler_gemspec = Spec::Path.loaded_gemspec
+bundler_gemspec.instance_variable_set(:@full_gem_path, Spec::Path.source_root)
+bundler_gemspec.activate if bundler_gemspec.respond_to?(:activate)

spec/bundler/support/builders.rb

@@ -208,10 +208,8 @@ def update_repo4(&blk)
       update_repo(gem_repo4, &blk)
     end
 
-    def update_repo2
-      update_repo gem_repo2 do
-        yield if block_given?
-      end
+    def update_repo2(&blk)
+      update_repo(gem_repo2, &blk)
     end
 
     def build_security_repo

spec/bundler/support/bundle.rb

@@ -1,10 +1,5 @@
 # frozen_string_literal: true
 
-require "rubygems"
-Gem.instance_variable_set(:@ruby, ENV["RUBY"]) if ENV["RUBY"]
+require_relative "activate"
 
-require_relative "path"
-bundler_gemspec = Spec::Path.loaded_gemspec
-bundler_gemspec.instance_variable_set(:@full_gem_path, Spec::Path.source_root)
-bundler_gemspec.activate if bundler_gemspec.respond_to?(:activate)
 load File.expand_path("bundle", Spec::Path.bindir)

spec/bundler/support/rubygems_ext.rb

@@ -118,6 +118,7 @@ def gem_activate_and_possibly_install(gem_name)
     end
 
     def gem_activate(gem_name)
+      require_relative "activate"
       require "bundler"
       gem_requirement = Bundler::LockfileParser.new(File.read(dev_lockfile)).specs.find {|spec| spec.name == gem_name }.version
       gem gem_name, gem_requirement

tool/bundler/dev_gems.rb.lock

@@ -11,7 +11,7 @@ GEM
     power_assert (2.0.3)
     rake (13.0.6)
     rb_sys (0.9.79)
-    rdiscount (2.2.7)
+    rdiscount (2.2.7.1)
     ronn (0.7.3)
       hpricot (>= 0.8.2)
       mustache (>= 0.7.0)