Merge RubyGems-3.3.20 and Bundler-2.3.20

lib/bundler/cli.rb

@@ -218,6 +218,8 @@ module Bundler
       "Specify the number of jobs to run in parallel"
     method_option "local", :type => :boolean, :banner =>
       "Do not attempt to fetch gems remotely and use the gem cache instead"
+    method_option "prefer-local", :type => :boolean, :banner =>
+      "Only attempt to fetch gems remotely if not present locally, even if newer versions are available remotely"
     method_option "no-cache", :type => :boolean, :banner =>
       "Don't update the existing gem cache."
     method_option "redownload", :type => :boolean, :aliases => "--force", :banner =>
@@ -399,9 +401,9 @@ module Bundler
       "Do not attempt to fetch gems remotely and use the gem cache instead"
     method_option "pre", :type => :boolean, :banner => "Check for newer pre-release gems"
     method_option "source", :type => :array, :banner => "Check against a specific source"
-    method_option "filter-strict", :type => :boolean, :banner =>
+    method_option "filter-strict", :type => :boolean, :aliases => "--strict", :banner =>
       "Only list newer versions allowed by your Gemfile requirements"
-    method_option "strict", :type => :boolean, :aliases => "--update-strict", :banner =>
+    method_option "update-strict", :type => :boolean, :banner =>
       "Strict conservative resolution, do not allow any gem to be updated past latest --patch | --minor | --major"
     method_option "minor", :type => :boolean, :banner => "Prefer updating only to next minor version"
     method_option "major", :type => :boolean, :banner => "Prefer updating to next major version (default)"

lib/bundler/cli/install.rb

@@ -147,8 +147,11 @@ module Bundler
     def normalize_settings
       Bundler.settings.set_command_option :path, nil if options[:system]
       Bundler.settings.set_command_option_if_given :path, options[:path]
+
+      if options["standalone"] && Bundler.settings[:path].nil? && !options["local"]
         Bundler.settings.temporary(:path_relative_to_cwd => false) do
-        Bundler.settings.set_command_option :path, "bundle" if options["standalone"] && Bundler.settings[:path].nil?
+          Bundler.settings.set_command_option :path, "bundle"
+        end
       end
 
       bin_option = options["binstubs"]

lib/bundler/cli/outdated.rb

@@ -46,7 +46,7 @@ module Bundler
 
       Bundler::CLI::Common.configure_gem_version_promoter(
         Bundler.definition,
-        options
+        options.merge(:strict => @strict)
       )
 
       definition_resolution = proc do
@@ -129,6 +129,12 @@ module Bundler
 
     private
 
+    def loaded_from_for(spec)
+      return unless spec.respond_to?(:loaded_from)
+
+      spec.loaded_from
+    end
+
     def groups_text(group_text, groups)
       "#{group_text}#{groups.split(",").size > 1 ? "s" : ""} \"#{groups}\""
     end
@@ -184,7 +190,10 @@ module Bundler
 
     def print_gem(current_spec, active_spec, dependency, groups)
       spec_version = "#{active_spec.version}#{active_spec.git_version}"
-      spec_version += " (from #{active_spec.loaded_from})" if Bundler.ui.debug? && active_spec.loaded_from
+      if Bundler.ui.debug?
+        loaded_from = loaded_from_for(active_spec)
+        spec_version += " (from #{loaded_from})" if loaded_from
+      end
       current_version = "#{current_spec.version}#{current_spec.git_version}"
 
       if dependency && dependency.specific?
@@ -211,7 +220,7 @@ module Bundler
       dependency = dependency.requirement if dependency
 
       ret_val = [active_spec.name, current_version, spec_version, dependency.to_s, groups.to_s]
-      ret_val << active_spec.loaded_from.to_s if Bundler.ui.debug?
+      ret_val << loaded_from_for(active_spec).to_s if Bundler.ui.debug?
       ret_val
     end
 

lib/bundler/cli/platform.rb

@@ -9,7 +9,7 @@ module Bundler
 
     def run
       platforms, ruby_version = Bundler.ui.silence do
-        locked_ruby_version = Bundler.locked_gems && Bundler.locked_gems.ruby_version
+        locked_ruby_version = Bundler.locked_gems && Bundler.locked_gems.ruby_version.gsub(/p\d+\Z/, "")
         gemfile_ruby_version = Bundler.definition.ruby_version && Bundler.definition.ruby_version.single_version_string
         [Bundler.definition.platforms.map {|p| "* #{p}" },
          locked_ruby_version || gemfile_ruby_version]

lib/bundler/definition.rb

@@ -70,6 +70,7 @@ module Bundler
       @unlock          = unlock
       @optional_groups = optional_groups
       @remote          = false
+      @prefer_local    = false
       @specs           = nil
       @ruby_version    = ruby_version
       @gemfiles        = gemfiles
@@ -170,6 +171,13 @@ module Bundler
       resolve
     end
 
+    def resolve_prefering_local!
+      @prefer_local = true
+      @remote = true
+      sources.remote!
+      resolve
+    end
+
     def resolve_with_cache!
       sources.cached!
       resolve
@@ -476,6 +484,7 @@ module Bundler
 
     def reresolve
       last_resolve = converge_locked_specs
+      remove_ruby_from_platforms_if_necessary!(dependencies)
       expanded_dependencies = expand_dependencies(dependencies + metadata_dependencies, true)
       Resolver.resolve(expanded_dependencies, source_requirements, last_resolve, gem_version_promoter, additional_base_requirements_for_resolve, platforms)
     end
@@ -516,10 +525,8 @@ module Bundler
         end
       end
 
-      unless specs["bundler"].any?
       bundler = sources.metadata_source.specs.search(Gem::Dependency.new("bundler", VERSION)).last
       specs["bundler"] = bundler
-      end
 
       specs
     end
@@ -528,6 +535,19 @@ module Bundler
       @remote && sources.non_global_rubygems_sources.all?(&:dependency_api_available?) && !sources.aggregate_global_source?
     end
 
+    def pin_locally_available_names(source_requirements)
+      source_requirements.each_with_object({}) do |(name, original_source), new_source_requirements|
+        local_source = original_source.dup
+        local_source.local_only!
+
+        new_source_requirements[name] = if local_source.specs.search(name).any?
+          local_source
+        else
+          original_source
+        end
+      end
+    end
+
     def current_ruby_platform_locked?
       return false unless generic_local_platform == Gem::Platform::RUBY
       return false if Bundler.settings[:force_ruby_platform] && !@platforms.include?(Gem::Platform::RUBY)
@@ -719,17 +739,25 @@ module Bundler
         specs[dep].any? {|s| s.satisfies?(dep) && (!dep.source || s.source.include?(dep.source)) }
       end
 
+      @specs_that_changed_sources = []
+
       specs.each do |s|
-        # Replace the locked dependency's source with the equivalent source from the Gemfile
         dep = @dependencies.find {|d| s.satisfies?(d) }
 
-        s.source = (dep && dep.source) || sources.get(s.source) || sources.default_source
+        # Replace the locked dependency's source with the equivalent source from the Gemfile
+        s.source = if dep && dep.source
+          gemfile_source = dep.source
+          lockfile_source = s.source
+
+          @specs_that_changed_sources << s if gemfile_source != lockfile_source
+
+          gemfile_source
+        else
+          sources.get_with_fallback(s.source)
+        end
 
         next if @unlock[:sources].include?(s.source.name)
 
-        # If the spec is from a path source and it doesn't exist anymore
-        # then we unlock it.
-
         # Path sources have special logic
         if s.source.instance_of?(Source::Path) || s.source.instance_of?(Source::Gemspec)
           new_specs = begin
@@ -765,7 +793,7 @@ module Bundler
 
     def metadata_dependencies
       @metadata_dependencies ||= [
-        Dependency.new("Ruby\0", RubyVersion.system.gem_version),
+        Dependency.new("Ruby\0", Gem.ruby_version),
         Dependency.new("RubyGems\0", Gem::VERSION),
       ]
     end
@@ -792,7 +820,9 @@ module Bundler
       # specs will be available later when the resolver knows where to
       # look for that gemspec (or its dependencies)
       source_requirements = if precompute_source_requirements_for_indirect_dependencies?
-        { :default => sources.default_source }.merge(source_map.all_requirements)
+        all_requirements = source_map.all_requirements
+        all_requirements = pin_locally_available_names(all_requirements) if @prefer_local
+        { :default => sources.default_source }.merge(all_requirements)
       else
         { :default => Source::RubygemsAggregate.new(sources, source_map) }.merge(source_map.direct_requirements)
       end
@@ -802,9 +832,18 @@ module Bundler
       end
       source_requirements[:default_bundler] = source_requirements["bundler"] || sources.default_source
       source_requirements["bundler"] = sources.metadata_source # needs to come last to override
+      verify_changed_sources!
       source_requirements
     end
 
+    def verify_changed_sources!
+      @specs_that_changed_sources.each do |s|
+        if s.source.specs.search(s.name).empty?
+          raise GemNotFound, "Could not find gem '#{s.name}' in #{s.source}"
+        end
+      end
+    end
+
     def requested_groups
       values = groups - Bundler.settings[:without] - @optional_groups + Bundler.settings[:with]
       values &= Bundler.settings[:only] unless Bundler.settings[:only].empty?
@@ -844,6 +883,17 @@ module Bundler
       end
     end
 
+    def remove_ruby_from_platforms_if_necessary!(dependencies)
+      return if Bundler.frozen_bundle? ||
+                Bundler.local_platform == Gem::Platform::RUBY ||
+                !platforms.include?(Gem::Platform::RUBY) ||
+                (@new_platform && platforms.last == Gem::Platform::RUBY) ||
+                !@originally_locked_specs.incomplete_ruby_specs?(dependencies)
+
+      remove_platform(Gem::Platform::RUBY)
+      add_current_platform
+    end
+
     def source_map
       @source_map ||= SourceMap.new(sources, dependencies, @locked_specs)
     end

lib/bundler/gem_helpers.rb

@@ -44,6 +44,12 @@ module Bundler
 
     def select_best_platform_match(specs, platform)
       matching = specs.select {|spec| spec.match_platform(platform) }
+
+      sort_best_platform_match(matching, platform)
+    end
+    module_function :select_best_platform_match
+
+    def sort_best_platform_match(matching, platform)
       exact = matching.select {|spec| spec.platform == platform }
       return exact if exact.any?
 
@@ -52,7 +58,7 @@ module Bundler
 
       sorted_matching.take_while {|spec| same_specificity(platform, spec, exemplary_spec) && same_deps(spec, exemplary_spec) }
     end
-    module_function :select_best_platform_match
+    module_function :sort_best_platform_match
 
     class PlatformMatch
       def self.specificity_score(spec_platform, user_platform)

lib/bundler/incomplete_specification.rb

@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+module Bundler
+  class IncompleteSpecification
+    attr_reader :name, :platform
+
+    def initialize(name, platform)
+      @name = name
+      @platform = platform
+    end
+  end
+end

lib/bundler/installer.rb

@@ -268,7 +268,14 @@ module Bundler
         return false if @definition.nothing_changed? && !@definition.missing_specs?
       end
 
-      options["local"] ? @definition.resolve_with_cache! : @definition.resolve_remotely!
+      if options["local"]
+        @definition.resolve_with_cache!
+      elsif options["prefer-local"]
+        @definition.resolve_prefering_local!
+      else
+        @definition.resolve_remotely!
+      end
+
       true
     end
 

lib/bundler/installer/standalone.rb

@@ -47,7 +47,7 @@ module Bundler
     end
 
     def bundler_path
-      Bundler.root.join(Bundler.settings[:path], "bundler")
+      Bundler.root.join(Bundler.settings[:path].to_s, "bundler")
     end
 
     def gem_path(path, spec)

lib/bundler/lazy_specification.rb

@@ -76,35 +76,35 @@ module Bundler
     end
 
     def materialize_for_installation
-      __materialize__(ruby_platform_materializes_to_ruby_platform? ? platform : Bundler.local_platform)
+      source.local!
+
+      candidates = if source.is_a?(Source::Path) || !ruby_platform_materializes_to_ruby_platform?
+        target_platform = ruby_platform_materializes_to_ruby_platform? ? platform : Bundler.local_platform
+
+        source.specs.search(Dependency.new(name, version)).select do |spec|
+          MatchPlatform.platforms_match?(spec.platform, target_platform)
         end
-
-    def materialize_for_resolution
-      return self unless Gem::Platform.match_spec?(self)
-
-      __materialize__(platform)
-    end
-
-    def __materialize__(platform)
-      @specification = if source.is_a?(Source::Gemspec) && source.gemspec.name == name
-        source.gemspec.tap {|s| s.source = source }
       else
-        search_object = if source.is_a?(Source::Path)
-          Dependency.new(name, version)
-        else
-          ruby_platform_materializes_to_ruby_platform? ? self : Dependency.new(name, version)
+        source.specs.search(self)
       end
-        candidates = source.specs.search(search_object)
-        same_platform_candidates = candidates.select do |spec|
-          MatchPlatform.platforms_match?(spec.platform, platform)
+
+      return self if candidates.empty?
+
+      __materialize__(candidates)
     end
-        installable_candidates = same_platform_candidates.select do |spec|
+
+    def __materialize__(candidates)
+      @specification = begin
+        search = candidates.reverse.find do |spec|
           spec.is_a?(StubSpecification) ||
             (spec.required_ruby_version.satisfied_by?(Gem.ruby_version) &&
               spec.required_rubygems_version.satisfied_by?(Gem.rubygems_version))
         end
-        search = installable_candidates.last || same_platform_candidates.last
-        search.dependencies = dependencies if search && (search.is_a?(RemoteSpecification) || search.is_a?(EndpointSpecification))
+        if search.nil? && Bundler.frozen_bundle?
+          search = candidates.last
+        else
+          search.dependencies = dependencies if search && search.full_name == full_name && (search.is_a?(RemoteSpecification) || search.is_a?(EndpointSpecification))
+        end
         search
       end
     end

lib/bundler/man/bundle-cache.1

@@ -9,6 +9,9 @@
 .SH "SYNOPSIS"
 \fBbundle cache\fR
 .
+.P
+alias: \fBpackage\fR, \fBpack\fR
+.
 .SH "DESCRIPTION"
 Copy all of the \fB\.gem\fR files needed to run the application into the \fBvendor/cache\fR directory\. In the future, when running [bundle install(1)][bundle\-install], use the gems in the cache in preference to the ones on \fBrubygems\.org\fR\.
 .
@@ -53,3 +56,6 @@ One way to be sure that you have the right platformed versions of all your gems
 .
 .P
 By default, bundle cache(1) \fIbundle\-cache\.1\.html\fR fetches and also installs the gems to the default location\. To package the dependencies to \fBvendor/cache\fR without installing them to the local install location, you can run \fBbundle cache \-\-no\-install\fR\.
+.
+.SH "HISTORY"
+In Bundler 2\.1, \fBcache\fR took in the functionalities of \fBpackage\fR and now \fBpackage\fR and \fBpack\fR are aliases of \fBcache\fR\.

lib/bundler/man/bundle-cache.1.ronn

@@ -5,6 +5,8 @@ bundle-cache(1) -- Package your needed `.gem` files into your application
 
 `bundle cache`
 
+alias: `package`, `pack`
+
 ## DESCRIPTION
 
 Copy all of the `.gem` files needed to run the application into the
@@ -70,3 +72,8 @@ By default, [bundle cache(1)](bundle-cache.1.html) fetches and also
 installs the gems to the default location. To package the
 dependencies to `vendor/cache` without installing them to the
 local install location, you can run `bundle cache --no-install`.
+
+## HISTORY
+
+In Bundler 2.1, `cache` took in the functionalities of `package` and now
+`package` and `pack` are aliases of `cache`.

lib/bundler/man/bundle-config.1

@@ -51,7 +51,7 @@ Executing \fBbundle config unset <name>\fR will delete the configuration in both
 Executing \fBbundle config unset \-\-global <name>\fR will delete the configuration only from the user configuration\.
 .
 .P
-Executing \fBbundle config unset \-\-local <name> <value>\fR will delete the configuration only from the local application\.
+Executing \fBbundle config unset \-\-local <name>\fR will delete the configuration only from the local application\.
 .
 .P
 Executing bundle with the \fBBUNDLE_IGNORE_CONFIG\fR environment variable set will cause it to ignore all configuration\.
@@ -298,7 +298,7 @@ The following is a list of all configuration keys and their purpose\. You can le
 .IP "" 0
 .
 .P
-In general, you should set these settings per\-application by using the applicable flag to the bundle install(1) \fIbundle\-install\.1\.html\fR or bundle package(1) \fIbundle\-package\.1\.html\fR command\.
+In general, you should set these settings per\-application by using the applicable flag to the bundle install(1) \fIbundle\-install\.1\.html\fR or bundle cache(1) \fIbundle\-cache\.1\.html\fR command\.
 .
 .P
 You can set them globally either via environment variables or \fBbundle config\fR, whichever is preferable for your setup\. If you use both, environment variables will take preference over global settings\.

lib/bundler/man/bundle-config.1.ronn

@@ -43,8 +43,8 @@ local and global sources.
 Executing `bundle config unset --global <name>` will delete the configuration
 only from the user configuration.
 
-Executing `bundle config unset --local <name> <value>` will delete the
-configuration only from the local application.
+Executing `bundle config unset --local <name>` will delete the configuration
+only from the local application.
 
 Executing bundle with the `BUNDLE_IGNORE_CONFIG` environment variable set will
 cause it to ignore all configuration.
@@ -280,7 +280,7 @@ learn more about their operation in [bundle install(1)](bundle-install.1.html).
    A `:`-separated list of groups whose gems bundler should not install.
 
 In general, you should set these settings per-application by using the applicable
-flag to the [bundle install(1)](bundle-install.1.html) or [bundle package(1)](bundle-package.1.html) command.
+flag to the [bundle install(1)](bundle-install.1.html) or [bundle cache(1)](bundle-cache.1.html) command.
 
 You can set them globally either via environment variables or `bundle config`,
 whichever is preferable for your setup. If you use both, environment variables

lib/bundler/man/bundle-install.1

@@ -70,6 +70,10 @@ The maximum number of parallel download and install jobs\. The default is the nu
 Do not attempt to connect to \fBrubygems\.org\fR\. Instead, Bundler will use the gems already present in Rubygems\' cache or in \fBvendor/cache\fR\. Note that if an appropriate platform\-specific gem exists on \fBrubygems\.org\fR it will not be found\.
 .
 .TP
+\fB\-\-prefer\-local\fR
+Force using locally installed gems, or gems already present in Rubygems\' cache or in \fBvendor/cache\fR, when resolving, even if newer versions are available remotely\. Only attempt to connect to \fBrubygems\.org\fR for gems that are not present locally\.
+.
+.TP
 \fB\-\-no\-cache\fR
 Do not update the cache in \fBvendor/cache\fR with the newly bundled gems\. This does not remove any gems in the cache but keeps the newly bundled gems from being cached during the install\.
 .

lib/bundler/man/bundle-install.1.ronn

@@ -109,6 +109,12 @@ automatically and that requires `bundler` to silently remember them. Since
   appropriate platform-specific gem exists on `rubygems.org` it will not be
   found.
 
+* `--prefer-local`:
+  Force using locally installed gems, or gems already present in Rubygems' cache
+  or in `vendor/cache`, when resolving, even if newer versions are available
+  remotely. Only attempt to connect to `rubygems.org` for gems that are not
+  present locally.
+
 * `--no-cache`:
   Do not update the cache in `vendor/cache` with the newly bundled gems. This
   does not remove any gems in the cache but keeps the newly bundled gems from

lib/bundler/man/bundle-platform.1

@@ -10,7 +10,7 @@
 \fBbundle platform\fR [\-\-ruby]
 .
 .SH "DESCRIPTION"
-\fBplatform\fR will display information from your Gemfile, Gemfile\.lock, and Ruby VM about your platform\.
+\fBplatform\fR displays information from your Gemfile, Gemfile\.lock, and Ruby VM about your platform\.
 .
 .P
 For instance, using this Gemfile(5):
@@ -21,7 +21,7 @@ For instance, using this Gemfile(5):
 
 source "https://rubygems\.org"
 
-ruby "1\.9\.3"
+ruby "3\.1\.2"
 
 gem "rack"
 .
@@ -30,7 +30,7 @@ gem "rack"
 .IP "" 0
 .
 .P
-If you run \fBbundle platform\fR on Ruby 1\.9\.3, it will display the following output:
+If you run \fBbundle platform\fR on Ruby 3\.1\.2, it displays the following output:
 .
 .IP "" 4
 .
@@ -39,10 +39,13 @@ If you run \fBbundle platform\fR on Ruby 1\.9\.3, it will display the following
 Your platform is: x86_64\-linux
 
 Your app has gems that work on these platforms:
+* arm64\-darwin\-21
 * ruby
+* x64\-mingw\-ucrt
+* x86_64\-linux
 
 Your Gemfile specifies a Ruby version requirement:
-* ruby 1\.9\.3
+* ruby 3\.1\.2
 
 Your current platform satisfies the Ruby version requirement\.
 .
@@ -51,11 +54,18 @@ Your current platform satisfies the Ruby version requirement\.
 .IP "" 0
 .
 .P
-\fBplatform\fR will list all the platforms in your \fBGemfile\.lock\fR as well as the \fBruby\fR directive if applicable from your Gemfile(5)\. It will also let you know if the \fBruby\fR directive requirement has been met\. If \fBruby\fR directive doesn\'t match the running Ruby VM, it will tell you what part does not\.
+\fBplatform\fR lists all the platforms in your \fBGemfile\.lock\fR as well as the \fBruby\fR directive if applicable from your Gemfile(5)\. It also lets you know if the \fBruby\fR directive requirement has been met\. If \fBruby\fR directive doesn\'t match the running Ruby VM, it tells you what part does not\.
 .
 .SH "OPTIONS"
 .
 .TP
 \fB\-\-ruby\fR
 It will display the ruby directive information, so you don\'t have to parse it from the Gemfile(5)\.
+.
+.SH "SEE ALSO"
+.
+.IP "\(bu" 4
+bundle\-lock(1) \fIbundle\-lock\.1\.ronn\fR
+.
+.IP "" 0
 

lib/bundler/man/bundle-platform.1.ronn

@@ -7,36 +7,43 @@ bundle-platform(1) -- Displays platform compatibility information
 
 ## DESCRIPTION
 
-`platform` will display information from your Gemfile, Gemfile.lock, and Ruby
+`platform` displays information from your Gemfile, Gemfile.lock, and Ruby
 VM about your platform.
 
 For instance, using this Gemfile(5):
 
     source "https://rubygems.org"
 
-    ruby "1.9.3"
+    ruby "3.1.2"
 
     gem "rack"
 
-If you run `bundle platform` on Ruby 1.9.3, it will display the following output:
+If you run `bundle platform` on Ruby 3.1.2, it displays the following output:
 
     Your platform is: x86_64-linux
 
     Your app has gems that work on these platforms:
+    * arm64-darwin-21
     * ruby
+    * x64-mingw-ucrt
+    * x86_64-linux
 
     Your Gemfile specifies a Ruby version requirement:
-    * ruby 1.9.3
+    * ruby 3.1.2
 
     Your current platform satisfies the Ruby version requirement.
 
-`platform` will list all the platforms in your `Gemfile.lock` as well as the
-`ruby` directive if applicable from your Gemfile(5). It will also let you know
+`platform` lists all the platforms in your `Gemfile.lock` as well as the
+`ruby` directive if applicable from your Gemfile(5). It also lets you know
 if the `ruby` directive requirement has been met. If `ruby` directive doesn't
-match the running Ruby VM, it will tell you what part does not.
+match the running Ruby VM, it tells you what part does not.
 
 ## OPTIONS
 
 * `--ruby`:
   It will display the ruby directive information, so you don't have to
   parse it from the Gemfile(5).
+
+## SEE ALSO
+
+* [bundle-lock(1)](bundle-lock.1.ronn)

lib/bundler/man/bundle.1

@@ -43,8 +43,8 @@ Install the gems specified by the \fBGemfile\fR or \fBGemfile\.lock\fR
 Update dependencies to their latest versions
 .
 .TP
-\fBbundle package(1)\fR \fIbundle\-package\.1\.html\fR
-Package the \.gem files required by your application into the \fBvendor/cache\fR directory
+\fBbundle cache(1)\fR \fIbundle\-cache\.1\.html\fR
+Package the \.gem files required by your application into the \fBvendor/cache\fR directory (aliases: \fBbundle package\fR, \fBbundle pack\fR)
 .
 .TP
 \fBbundle exec(1)\fR \fIbundle\-exec\.1\.html\fR
@@ -81,7 +81,7 @@ Show the source location of a particular gem in the bundle
 Show all of the outdated gems in the current bundle
 .
 .TP
-\fBbundle console(1)\fR
+\fBbundle console(1)\fR (deprecated)
 Start an IRB session in the current bundle
 .
 .TP
@@ -127,9 +127,6 @@ When running a command that isn\'t listed in PRIMARY COMMANDS or UTILITIES, Bund
 These commands are obsolete and should no longer be used:
 .
 .IP "\(bu" 4
-\fBbundle cache(1)\fR
-.
-.IP "\(bu" 4
 \fBbundle inject(1)\fR
 .
 .IP "" 0

lib/bundler/man/bundle.1.ronn

@@ -36,9 +36,9 @@ We divide `bundle` subcommands into primary commands and utilities:
 * [`bundle update(1)`](bundle-update.1.html):
   Update dependencies to their latest versions
 
-* [`bundle package(1)`](bundle-package.1.html):
+* [`bundle cache(1)`](bundle-cache.1.html):
   Package the .gem files required by your application into the
-  `vendor/cache` directory
+  `vendor/cache` directory (aliases: `bundle package`, `bundle pack`)
 
 * [`bundle exec(1)`](bundle-exec.1.html):
   Execute a script in the current bundle
@@ -67,7 +67,7 @@ We divide `bundle` subcommands into primary commands and utilities:
 * [`bundle outdated(1)`](bundle-outdated.1.html):
   Show all of the outdated gems in the current bundle
 
-* `bundle console(1)`:
+* `bundle console(1)` (deprecated):
   Start an IRB session in the current bundle
 
 * [`bundle open(1)`](bundle-open.1.html):
@@ -107,5 +107,4 @@ and execute it, passing down any extra arguments to it.
 
 These commands are obsolete and should no longer be used:
 
-* `bundle cache(1)`
 * `bundle inject(1)`

lib/bundler/resolver.rb

@@ -28,10 +28,11 @@ module Bundler
     def initialize(source_requirements, base, gem_version_promoter, additional_base_requirements, platforms, metadata_requirements)
       @source_requirements = source_requirements
       @metadata_requirements = metadata_requirements
+      @base = base
       @resolver = Molinillo::Resolver.new(self, self)
       @search_for = {}
       @base_dg = Molinillo::DependencyGraph.new
-      @base = base.materialized_for_resolution do |ls|
+      base.each do |ls|
         dep = Dependency.new(ls.name, ls.version)
         @base_dg.add_vertex(ls.name, DepProxy.get_proxy(dep, ls.platform), true)
       end

lib/bundler/ruby_version.rb

@@ -32,12 +32,12 @@ module Bundler
       @engine             = engine && engine.to_s || "ruby"
       @engine_versions    = (engine_version && Array(engine_version)) || @versions
       @engine_gem_version = Gem::Requirement.create(@engine_versions.first).requirements.first.last
-      @patchlevel         = patchlevel
+      @patchlevel         = patchlevel || (@gem_version.prerelease? ? "-1" : nil)
     end
 
     def to_s(versions = self.versions)
       output = String.new("ruby #{versions_string(versions)}")
-      output << "p#{patchlevel}" if patchlevel
+      output << "p#{patchlevel}" if patchlevel && patchlevel != "-1"
       output << " (#{engine} #{versions_string(engine_versions)})" unless engine == "ruby"
 
       output
@@ -46,7 +46,7 @@ module Bundler
     # @private
     PATTERN = /
       ruby\s
-      ([\d.]+) # ruby version
+      (\d+\.\d+\.\d+(?:\.\S+)?) # ruby version
       (?:p(-?\d+))? # optional patchlevel
       (?:\s\((\S+)\s(.+)\))? # optional engine info
     /xo.freeze
@@ -103,8 +103,8 @@ module Bundler
 
     def self.system
       ruby_engine = RUBY_ENGINE.dup
-      ruby_version = RUBY_VERSION.dup
-      ruby_engine_version = RUBY_ENGINE_VERSION.dup
+      ruby_version = Gem.ruby_version.to_s
+      ruby_engine_version = RUBY_ENGINE == "ruby" ? ruby_version : RUBY_ENGINE_VERSION.dup
       patchlevel = RUBY_PATCHLEVEL.to_s
 
       @ruby_version ||= RubyVersion.new(ruby_version, patchlevel, ruby_engine, ruby_engine_version)

lib/bundler/rubygems_ext.rb

@@ -17,6 +17,15 @@ require "rubygems/source"
 
 require_relative "match_platform"
 
+# Cherry-pick fixes to `Gem.ruby_version` to be useful for modern Bundler
+# versions and ignore patchlevels
+# (https://github.com/rubygems/rubygems/pull/5472,
+# https://github.com/rubygems/rubygems/pull/5486). May be removed once RubyGems
+# 3.3.12 support is dropped.
+unless Gem.ruby_version.to_s == RUBY_VERSION || RUBY_PATCHLEVEL == -1
+  Gem.instance_variable_set(:@ruby_version, Gem::Version.new(RUBY_VERSION))
+end
+
 module Gem
   class Specification
     include ::Bundler::MatchPlatform
@@ -146,6 +155,10 @@ module Gem
 
     alias_method :eql?, :==
 
+    def force_ruby_platform
+      false
+    end
+
     def encode_with(coder)
       to_yaml_properties.each do |ivar|
         coder[ivar.to_s.sub(/^@/, "")] = instance_variable_get(ivar)

lib/bundler/source/metadata.rb

@@ -5,7 +5,7 @@ module Bundler
     class Metadata < Source
       def specs
         @specs ||= Index.build do |idx|
-          idx << Gem::Specification.new("Ruby\0", RubyVersion.system.gem_version)
+          idx << Gem::Specification.new("Ruby\0", Gem.ruby_version)
           idx << Gem::Specification.new("RubyGems\0", Gem::VERSION) do |s|
             s.required_rubygems_version = Gem::Requirement.default
           end

lib/bundler/source_list.rb

@@ -101,6 +101,10 @@ module Bundler
       source_list_for(source).find {|s| equivalent_source?(source, s) }
     end
 
+    def get_with_fallback(source)
+      get(source) || default_source
+    end
+
     def lock_sources
       lock_other_sources + lock_rubygems_sources
     end

lib/bundler/spec_set.rb

@@ -13,14 +13,16 @@ module Bundler
 
     def for(dependencies, check = false, platforms = [nil])
       handled = ["bundler"].product(platforms).map {|k| [k, true] }.to_h
-      deps = dependencies.product(platforms).map {|dep, platform| [dep.name, platform && dep.force_ruby_platform ? Gem::Platform::RUBY : platform] }
+      deps = dependencies.product(platforms)
       specs = []
 
       loop do
         break unless dep = deps.shift
-        next if handled.key?(dep)
 
-        handled[dep] = true
+        key = [dep[0].name, dep[1]]
+        next if handled.key?(key)
+
+        handled[key] = true
 
         specs_for_dep = specs_for_dependency(*dep)
         if specs_for_dep.any?
@@ -28,17 +30,13 @@ module Bundler
 
           specs_for_dep.first.dependencies.each do |d|
             next if d.type == :development
-            deps << [d.name, dep[1]]
+            deps << [d, dep[1]]
           end
         elsif check
-          specs << IncompleteSpecification.new(*dep)
+          specs << IncompleteSpecification.new(*key)
         end
       end
 
-      if spec = lookup["bundler"].first
-        specs << spec
-      end
-
       specs
     end
 
@@ -66,13 +64,8 @@ module Bundler
     end
 
     def materialize(deps)
-      materialized = self.for(deps, true).uniq
+      materialized = self.for(deps, true)
 
-      materialized.map! do |s|
-        next s unless s.is_a?(LazySpecification)
-        s.source.local!
-        s.materialize_for_installation || s
-      end
       SpecSet.new(materialized)
     end
 
@@ -82,7 +75,6 @@ module Bundler
     def materialized_for_all_platforms
       @specs.map do |s|
         next s unless s.is_a?(LazySpecification)
-        s.source.local!
         s.source.remote!
         spec = s.materialize_for_installation
         raise GemNotFound, "Could not find #{s.full_name} in any of the sources" unless spec
@@ -90,13 +82,8 @@ module Bundler
       end
     end
 
-    def materialized_for_resolution
-      materialized = @specs.map do |s|
-        spec = s.materialize_for_resolution
-        yield spec if spec
-        spec
-      end.compact
-      SpecSet.new(materialized)
+    def incomplete_ruby_specs?(deps)
+      self.class.new(self.for(deps, true, [Gem::Platform::RUBY])).incomplete_specs.any?
     end
 
     def missing_specs
@@ -181,13 +168,13 @@ module Bundler
       @specs.sort_by(&:name).each {|s| yield s }
     end
 
-    def specs_for_dependency(name, platform)
-      specs_for_name = lookup[name]
+    def specs_for_dependency(dep, platform)
+      specs_for_name = lookup[dep.name]
       if platform.nil?
-        GemHelpers.select_best_platform_match(specs_for_name.select {|s| Gem::Platform.match_spec?(s) }, Bundler.local_platform)
+        matching_specs = specs_for_name.map {|s| s.materialize_for_installation if Gem::Platform.match_spec?(s) }.compact
+        GemHelpers.sort_best_platform_match(matching_specs, Bundler.local_platform)
       else
-        specs_for_name_and_platform = GemHelpers.select_best_platform_match(specs_for_name, platform)
-        specs_for_name_and_platform.any? ? specs_for_name_and_platform : specs_for_name
+        GemHelpers.select_best_platform_match(specs_for_name, dep.force_ruby_platform ? Gem::Platform::RUBY : platform)
       end
     end
 

lib/bundler/version.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: false
 
 module Bundler
-  VERSION = "2.3.19".freeze
+  VERSION = "2.3.20".freeze
 
   def self.bundler_major_version
     @bundler_major_version ||= VERSION.split(".").first.to_i

lib/rubygems.rb

@@ -8,7 +8,7 @@
 require "rbconfig"
 
 module Gem
-  VERSION = "3.3.19".freeze
+  VERSION = "3.3.20".freeze
 end
 
 # Must be first since it unloads the prelude from 1.9.2
@@ -741,8 +741,8 @@ An Array (#{env.inspect}) was passed in from #{caller[3]}
   def self.prefix
     prefix = File.dirname RUBYGEMS_DIR
 
-    if prefix != File.expand_path(RbConfig::CONFIG["sitelibdir"]) and
-       prefix != File.expand_path(RbConfig::CONFIG["libdir"]) and
+    if prefix != File.expand_path(RbConfig::CONFIG["sitelibdir"]) &&
+       prefix != File.expand_path(RbConfig::CONFIG["libdir"]) &&
        "lib" == File.basename(RUBYGEMS_DIR)
       prefix
     end
@@ -845,8 +845,8 @@ An Array (#{env.inspect}) was passed in from #{caller[3]}
   # Returns the latest release version of RubyGems.
 
   def self.latest_rubygems_version
-    latest_version_for("rubygems-update") or
-      raise "Can't find 'rubygems-update' in any repo. Check `gem source list`."
+    latest_version_for("rubygems-update") ||
+      raise("Can't find 'rubygems-update' in any repo. Check `gem source list`.")
   end
 
   ##
@@ -854,7 +854,7 @@ An Array (#{env.inspect}) was passed in from #{caller[3]}
 
   def self.latest_version_for(name)
     spec = latest_spec_for name
-    spec and spec.version
+    spec && spec.version
   end
 
   ##
@@ -944,7 +944,7 @@ An Array (#{env.inspect}) was passed in from #{caller[3]}
                    ".rb",
                    *%w[DLEXT DLEXT2].map do |key|
                      val = RbConfig::CONFIG[key]
-                     next unless val and not val.empty?
+                     next unless val && !val.empty?
                      ".#{val}"
                    end,
                   ].compact.uniq

lib/rubygems/available_set.rb

@@ -26,7 +26,7 @@ class Gem::AvailableSet
       s = o.set
     when Array
       s = o.map do |sp,so|
-        if !sp.kind_of?(Gem::Specification) or !so.kind_of?(Gem::Source)
+        if !sp.kind_of?(Gem::Specification) || !so.kind_of?(Gem::Source)
           raise TypeError, "Array must be in [[spec, source], ...] form"
         end
 
@@ -149,8 +149,8 @@ class Gem::AvailableSet
     @set.reject! do |t|
       # already locally installed
       Gem::Specification.any? do |installed_spec|
-        dep.name == installed_spec.name and
-          dep.requirement.satisfied_by? installed_spec.version
+        dep.name == installed_spec.name &&
+          dep.requirement.satisfied_by?(installed_spec.version)
       end
     end
 

lib/rubygems/basic_specification.rb

@@ -131,7 +131,7 @@ class Gem::BasicSpecification
   # default Ruby platform.
 
   def full_name
-    if platform == Gem::Platform::RUBY or platform.nil?
+    if platform == Gem::Platform::RUBY || platform.nil?
       "#{name}-#{version}".dup.tap(&Gem::UNTAINT)
     else
       "#{name}-#{version}-#{platform}".dup.tap(&Gem::UNTAINT)

lib/rubygems/command.rb

@@ -159,11 +159,11 @@ class Gem::Command
     gem = "'#{gem_name}' (#{version})"
     msg = String.new "Could not find a valid gem #{gem}"
 
-    if errors and !errors.empty?
+    if errors && !errors.empty?
       msg << ", here is why:\n"
       errors.each {|x| msg << "          #{x.wordy}\n" }
     else
-      if required_by and gem != required_by
+      if required_by && gem != required_by
         msg << " (required by #{required_by}) in any repository"
       else
         msg << " in any repository"
@@ -186,7 +186,7 @@ class Gem::Command
   def get_all_gem_names
     args = options[:args]
 
-    if args.nil? or args.empty?
+    if args.nil? || args.empty?
       raise Gem::CommandLineError,
             "Please specify at least one gem name (e.g. gem build GEMNAME)"
     end
@@ -216,7 +216,7 @@ class Gem::Command
   def get_one_gem_name
     args = options[:args]
 
-    if args.nil? or args.empty?
+    if args.nil? || args.empty?
       raise Gem::CommandLineError,
             "Please specify a gem name on the command line (e.g. gem build GEMNAME)"
     end
@@ -554,7 +554,7 @@ class Gem::Command
   end
 
   def configure_options(header, option_list)
-    return if option_list.nil? or option_list.empty?
+    return if option_list.nil? || option_list.empty?
 
     header = header.to_s.empty? ? "" : "#{header} "
     @parser.separator "  #{header}Options:"
@@ -586,7 +586,7 @@ class Gem::Command
   add_common_option("-V", "--[no-]verbose",
                     "Set the verbose level of output") do |value, options|
     # Set us to "really verbose" so the progress meter works
-    if Gem.configuration.verbose and value
+    if Gem.configuration.verbose && value
       Gem.configuration.verbose = 1
     else
       Gem.configuration.verbose = value

lib/rubygems/commands/cleanup_command.rb

@@ -149,7 +149,7 @@ If no gems are named all gems in GEM_HOME are cleaned.
     @primary_gems = {}
 
     Gem::Specification.each do |spec|
-      if @primary_gems[spec.name].nil? or
+      if @primary_gems[spec.name].nil? ||
          @primary_gems[spec.name].version < spec.version
         @primary_gems[spec.name] = spec
       end

lib/rubygems/commands/contents_command.rb

@@ -77,7 +77,7 @@ prefix or only the files that are requireable.
           gem_contents name
         end
 
-      terminate_interaction 1 unless found or names.length > 1
+      terminate_interaction 1 unless found || names.length > 1
     end
   end
 

lib/rubygems/commands/dependency_command.rb

@@ -77,7 +77,7 @@ use with other commands.
         name_matches = name_pattern ? name_pattern =~ spec.name : true
         version_matches = requirement.satisfied_by?(spec.version)
 
-        name_matches and version_matches
+        name_matches && version_matches
       }.map(&:to_spec)
     end
 
@@ -133,7 +133,7 @@ use with other commands.
   end
 
   def ensure_local_only_reverse_dependencies # :nodoc:
-    if options[:reverse_dependencies] and remote? and not local?
+    if options[:reverse_dependencies] && remote? && !local?
       alert_error "Only reverse dependencies for local gems are supported."
       terminate_interaction 1
     end
@@ -182,7 +182,7 @@ use with other commands.
       sp.dependencies.each do |dep|
         dep = Gem::Dependency.new(*dep) unless Gem::Dependency === dep
 
-        if spec.name == dep.name and
+        if spec.name == dep.name &&
            dep.requirement.satisfied_by?(spec.version)
           result << [sp.full_name, dep]
         end
@@ -197,7 +197,7 @@ use with other commands.
   def name_pattern(args)
     return if args.empty?
 
-    if args.length == 1 and args.first =~ /\A(.*)(i)?\z/m
+    if args.length == 1 && args.first =~ /\A(.*)(i)?\z/m
       flags = $2 ? Regexp::IGNORECASE : nil
       Regexp.new $1, flags
     else

lib/rubygems/commands/fetch_command.rb

@@ -52,7 +52,7 @@ then repackaging it.
   end
 
   def check_version # :nodoc:
-    if options[:version] != Gem::Requirement.default and
+    if options[:version] != Gem::Requirement.default &&
        get_all_gem_names.size > 1
       alert_error "Can't use --version with multiple gems. You can specify multiple gems with" \
                   " version requirements using `gem fetch 'my_gem:1.0.0' 'my_other_gem:~>2.0.0'`"

lib/rubygems/commands/generate_index_command.rb

@@ -68,8 +68,8 @@ Marshal::MINOR_VERSION constants.  It is used to ensure compatibility.
     # This is always true because it's the only way now.
     options[:build_modern] = true
 
-    if not File.exist?(options[:directory]) or
-       not File.directory?(options[:directory])
+    if !File.exist?(options[:directory]) ||
+       !File.directory?(options[:directory])
       alert_error "unknown directory name #{options[:directory]}."
       terminate_interaction 1
     else

lib/rubygems/commands/install_command.rb

@@ -134,14 +134,14 @@ You can use `i` command instead of `install`.
   end
 
   def check_install_dir # :nodoc:
-    if options[:install_dir] and options[:user_install]
+    if options[:install_dir] && options[:user_install]
       alert_error "Use --install-dir or --user-install but not both"
       terminate_interaction 1
     end
   end
 
   def check_version # :nodoc:
-    if options[:version] != Gem::Requirement.default and
+    if options[:version] != Gem::Requirement.default &&
        get_all_gem_names.size > 1
       alert_error "Can't use --version with multiple gems. You can specify multiple gems with" \
                   " version requirements using `gem install 'my_gem:1.0.0' 'my_other_gem:~>2.0.0'`"
@@ -191,8 +191,8 @@ You can use `i` command instead of `install`.
   end
 
   def install_gem(name, version) # :nodoc:
-    return if options[:conservative] and
-      not Gem::Dependency.new(name, version).matching_specs.empty?
+    return if options[:conservative] &&
+              !Gem::Dependency.new(name, version).matching_specs.empty?
 
     req = Gem::Requirement.create(version)
 

lib/rubygems/commands/pristine_command.rb

@@ -102,10 +102,10 @@ extensions will be restored.
 
     # `--extensions` must be explicitly given to pristine only gems
     # with extensions.
-    elsif options[:extensions_set] and
-                  options[:extensions] and options[:args].empty?
+    elsif options[:extensions_set] &&
+          options[:extensions] && options[:args].empty?
       Gem::Specification.select do |spec|
-        spec.extensions and not spec.extensions.empty?
+        spec.extensions && !spec.extensions.empty?
       end
     else
       get_all_gem_names.sort.map do |gem_name|
@@ -135,14 +135,14 @@ extensions will be restored.
         end
       end
 
-      unless spec.extensions.empty? or options[:extensions] or options[:only_executables] or options[:only_plugins]
+      unless spec.extensions.empty? || options[:extensions] || options[:only_executables] || options[:only_plugins]
         say "Skipped #{spec.full_name}, it needs to compile an extension"
         next
       end
 
       gem = spec.cache_file
 
-      unless File.exist? gem or options[:only_executables] or options[:only_plugins]
+      unless File.exist?(gem) || options[:only_executables] || options[:only_plugins]
         require_relative "../remote_fetcher"
 
         say "Cached gem for #{spec.full_name} not found, attempting to fetch..."

lib/rubygems/commands/setup_command.rb

@@ -329,9 +329,9 @@ By default, this RubyGems will install gem as:
       # ignore
     end
 
-    if File.writable? gem_doc_dir and
-       (not File.exist? rubygems_doc_dir or
-        File.writable? rubygems_doc_dir)
+    if File.writable?(gem_doc_dir) &&
+       (!File.exist?(rubygems_doc_dir) ||
+        File.writable?(rubygems_doc_dir))
       say "Removing old RubyGems RDoc and ri" if @verbose
       Dir[File.join(Gem.dir, "doc", "rubygems-[0-9]*")].each do |dir|
         rm_rf dir
@@ -559,7 +559,7 @@ abort "#{deprecation_message}"
 
         history_string = ""
 
-        until versions.length == 0 or
+        until versions.length == 0 ||
               versions.shift <= options[:previous_version] do
           history_string += version_lines.shift + text.shift
         end

lib/rubygems/commands/sources_command.rb

@@ -82,7 +82,7 @@ Do you want to add this source?
   def check_rubygems_https(source_uri) # :nodoc:
     uri = URI source_uri
 
-    if uri.scheme and uri.scheme.downcase == "http" and
+    if uri.scheme && uri.scheme.downcase == "http" &&
        uri.host.downcase == "rubygems.org"
       question = <<-QUESTION.chomp
 https://rubygems.org is recommended for security over #{uri}
@@ -215,9 +215,9 @@ To remove a source use the --remove argument:
   def remove_cache_file(desc, path) # :nodoc:
     FileUtils.rm_rf path
 
-    if not File.exist?(path)
+    if !File.exist?(path)
       say "*** Removed #{desc} source cache ***"
-    elsif not File.writable?(path)
+    elsif !File.writable?(path)
       say "*** Unable to remove #{desc} source cache (write protected) ***"
     else
       say "*** Unable to remove #{desc} source cache ***"

lib/rubygems/commands/specification_command.rb

@@ -88,7 +88,7 @@ Specific fields in the specification can be extracted in YAML format:
       raise Gem::CommandLineError, "Unsupported version type: '#{v}'"
     end
 
-    if !req.none? and options[:all]
+    if !req.none? && options[:all]
       alert_error "Specify --all or -v, not both"
       terminate_interaction 1
     end
@@ -102,7 +102,7 @@ Specific fields in the specification can be extracted in YAML format:
     field = get_one_optional_argument
 
     raise Gem::CommandLineError, "--ruby and FIELD are mutually exclusive" if
-      field and options[:format] == :ruby
+      field && options[:format] == :ruby
 
     if local?
       if File.exist? gem

lib/rubygems/commands/uninstall_command.rb

@@ -114,7 +114,7 @@ that is a dependency of an existing gem.  You can use the
   end
 
   def check_version # :nodoc:
-    if options[:version] != Gem::Requirement.default and
+    if options[:version] != Gem::Requirement.default &&
        get_all_gem_names.size > 1
       alert_error "Can't use --version with multiple gems. You can specify multiple gems with" \
                   " version requirements using `gem uninstall 'my_gem:1.0.0' 'my_other_gem:~>2.0.0'`"
@@ -125,7 +125,7 @@ that is a dependency of an existing gem.  You can use the
   def execute
     check_version
 
-    if options[:all] and not options[:args].empty?
+    if options[:all] && !options[:args].empty?
       uninstall_specific
     elsif options[:all]
       uninstall_all

lib/rubygems/commands/update_command.rb

@@ -155,7 +155,7 @@ command to remove old versions.
     Gem::Specification.dirs = Gem.user_dir if options[:user_install]
 
     Gem::Specification.each do |spec|
-      if hig[spec.name].nil? or hig[spec.name].version < spec.version
+      if hig[spec.name].nil? || hig[spec.name].version < spec.version
         hig[spec.name] = spec
       end
     end
@@ -292,7 +292,7 @@ command to remove old versions.
     args << "--no-document" unless options[:document].include?("rdoc") || options[:document].include?("ri")
     args << "--no-format-executable" if options[:no_format_executable]
     args << "--previous-version" << Gem::VERSION if
-      options[:system] == true or
+      options[:system] == true ||
       Gem::Version.new(options[:system]) >= Gem::Version.new(2)
     args
   end
@@ -301,7 +301,7 @@ command to remove old versions.
     result = []
 
     highest_installed_gems.each do |l_name, l_spec|
-      next if not gem_names.empty? and
+      next if !gem_names.empty? &&
               gem_names.none? {|name| name == l_spec.name }
 
       highest_remote_tup = highest_remote_name_tuple l_spec

lib/rubygems/commands/which_command.rb

@@ -71,7 +71,7 @@ requiring to see why it does not behave as you expect.
     dirs.each do |dir|
       Gem.suffixes.each do |ext|
         full_path = File.join dir, "#{package_name}#{ext}"
-        if File.exist? full_path and not File.directory? full_path
+        if File.exist?(full_path) && !File.directory?(full_path)
           result << full_path
           return result unless options[:show_all]
         end

lib/rubygems/config_file.rb

@@ -39,7 +39,7 @@ require "rbconfig"
 class Gem::ConfigFile
   include Gem::UserInteraction
 
-  DEFAULT_BACKTRACE = false
+  DEFAULT_BACKTRACE = true
   DEFAULT_BULK_THRESHOLD = 1000
   DEFAULT_VERBOSITY = true
   DEFAULT_UPDATE_SOURCES = true
@@ -368,7 +368,7 @@ if you believe they were disclosed to a third party.
 
   # True if the backtrace option has been specified, or debug is on.
   def backtrace
-    @backtrace or $DEBUG
+    @backtrace || $DEBUG
   end
 
   # The name of the configuration file.
@@ -477,11 +477,11 @@ if you believe they were disclosed to a third party.
   end
 
   def ==(other) # :nodoc:
-    self.class === other and
-      @backtrace == other.backtrace and
-      @bulk_threshold == other.bulk_threshold and
-      @verbose == other.verbose and
-      @update_sources == other.update_sources and
+    self.class === other &&
+      @backtrace == other.backtrace &&
+      @bulk_threshold == other.bulk_threshold &&
+      @verbose == other.verbose &&
+      @update_sources == other.update_sources &&
       @hash == other.hash
   end
 

lib/rubygems/core_ext/kernel_warn.rb

@@ -39,7 +39,7 @@ if RUBY_VERSION >= "2.5" && !Gem::KERNEL_WARN_IGNORES_INTERNAL_ENTRIES
           start += 1
 
           if path = loc.path
-            unless path.start_with?(rubygems_path) or path.start_with?("<internal:")
+            unless path.start_with?(rubygems_path) || path.start_with?("<internal:")
               # Non-rubygems frames
               uplevel -= 1
             end

lib/rubygems/defaults.rb

@@ -161,7 +161,7 @@ module Gem
     path = []
     path << user_dir if user_home && File.exist?(user_home)
     path << default_dir
-    path << vendor_dir if vendor_dir and File.directory? vendor_dir
+    path << vendor_dir if vendor_dir && File.directory?(vendor_dir)
     path
   end
 

lib/rubygems/dependency.rb

@@ -115,7 +115,7 @@ class Gem::Dependency
   # What does this dependency require?
 
   def requirement
-    return @requirement if defined?(@requirement) and @requirement
+    return @requirement if defined?(@requirement) && @requirement
 
     # @version_requirements and @version_requirement are legacy ivar
     # names, and supported here because older gems need to keep
@@ -230,10 +230,10 @@ class Gem::Dependency
 
     version = Gem::Version.new version
 
-    return true if requirement.none? and not version.prerelease?
-    return false if version.prerelease? and
-                    not allow_prerelease and
-                    not prerelease?
+    return true if requirement.none? && !version.prerelease?
+    return false if version.prerelease? &&
+                    !allow_prerelease &&
+                    !prerelease?
 
     requirement.satisfied_by? version
   end

lib/rubygems/dependency_installer.rb

@@ -109,7 +109,7 @@ class Gem::DependencyInstaller
   # gems should be considered.
 
   def consider_local?
-    @domain == :both or @domain == :local
+    @domain == :both || @domain == :local
   end
 
   ##
@@ -117,7 +117,7 @@ class Gem::DependencyInstaller
   # gems should be considered.
 
   def consider_remote?
-    @domain == :both or @domain == :remote
+    @domain == :both || @domain == :remote
   end
 
   ##
@@ -197,7 +197,7 @@ class Gem::DependencyInstaller
 
   def in_background(what) # :nodoc:
     fork_happened = false
-    if @build_docs_in_background and Process.respond_to?(:fork)
+    if @build_docs_in_background && Process.respond_to?(:fork)
       begin
         Process.fork do
           yield
@@ -268,7 +268,7 @@ class Gem::DependencyInstaller
   end
 
   def install_development_deps # :nodoc:
-    if @development and @dev_shallow
+    if @development && @dev_shallow
       :shallow
     elsif @development
       :all
@@ -289,7 +289,7 @@ class Gem::DependencyInstaller
     installer_set.force = @force
 
     if consider_local?
-      if dep_or_name =~ /\.gem$/ and File.file? dep_or_name
+      if dep_or_name =~ /\.gem$/ && File.file?(dep_or_name)
         src = Gem::Source::SpecificFile.new dep_or_name
         installer_set.add_local dep_or_name, src.spec, src
         version = src.spec.version if version == Gem::Requirement.default

lib/rubygems/dependency_list.rb

@@ -119,11 +119,11 @@ class Gem::DependencyList
     each do |spec|
       spec.runtime_dependencies.each do |dep|
         inst = Gem::Specification.any? do |installed_spec|
-          dep.name == installed_spec.name and
-            dep.requirement.satisfied_by? installed_spec.version
+          dep.name == installed_spec.name &&
+            dep.requirement.satisfied_by?(installed_spec.version)
         end
 
-        unless inst or @specs.find {|s| s.satisfies_requirement? dep }
+        unless inst || @specs.find {|s| s.satisfies_requirement? dep }
           unsatisfied[spec.name] << dep
           return unsatisfied if quick
         end
@@ -175,7 +175,7 @@ class Gem::DependencyList
   def remove_specs_unsatisfied_by(dependencies)
     specs.reject! do |spec|
       dep = dependencies[spec.name]
-      dep and not dep.requirement.satisfied_by? spec.version
+      dep && !dep.requirement.satisfied_by?(spec.version)
     end
   end
 

lib/rubygems/doctor.rb

@@ -59,7 +59,7 @@ class Gem::Doctor
   # Are we doctoring a gem repository?
 
   def gem_repository?
-    not installed_specs.empty?
+    !installed_specs.empty?
   end
 
   ##
@@ -111,8 +111,8 @@ class Gem::Doctor
       basename = File.basename(child, extension)
       next if installed_specs.include? basename
       next if /^rubygems-\d/ =~ basename
-      next if "specifications" == sub_directory and "default" == basename
-      next if "plugins" == sub_directory and Gem.plugin_suffix_regexp =~ basename
+      next if "specifications" == sub_directory && "default" == basename
+      next if "plugins" == sub_directory && Gem.plugin_suffix_regexp =~ (basename)
 
       type = File.directory?(child) ? "directory" : "file"
 

lib/rubygems/exceptions.rb

@@ -254,7 +254,7 @@ class Gem::UnsatisfiableDependencyError < Gem::DependencyError
   # Gem::Resolver::DependencyRequest +dep+
 
   def initialize(dep, platform_mismatch=nil)
-    if platform_mismatch and !platform_mismatch.empty?
+    if platform_mismatch && !platform_mismatch.empty?
       plats = platform_mismatch.map {|x| x.platform.to_s }.sort.uniq
       super "Unable to resolve dependency: No match for '#{dep}' on this platform. Found: #{plats.join(', ')}"
     else

lib/rubygems/ext/ext_conf_builder.rb

@@ -44,7 +44,7 @@ class Gem::Ext::ExtConfBuilder < Gem::Ext::Builder
       full_tmp_dest = File.join(extension_dir, tmp_dest_relative)
 
       # TODO remove in RubyGems 4
-      if Gem.install_extension_in_lib and lib_dir
+      if Gem.install_extension_in_lib && lib_dir
         FileUtils.mkdir_p lib_dir
         entries = Dir.entries(full_tmp_dest) - %w[. ..]
         entries = entries.map {|entry| File.join full_tmp_dest, entry }
@@ -53,7 +53,7 @@ class Gem::Ext::ExtConfBuilder < Gem::Ext::Builder
 
       FileUtils::Entry_.new(full_tmp_dest).traverse do |ent|
         destent = ent.class.new(dest_path, ent.rel)
-        destent.exist? or FileUtils.mv(ent.path, destent.path)
+        destent.exist? || FileUtils.mv(ent.path, destent.path)
       end
     ensure
       ENV["DESTDIR"] = destdir

lib/rubygems/gemcutter_utilities.rb

@@ -71,7 +71,7 @@ module Gem::GemcutterUtilities
       begin
         env_rubygems_host = ENV["RUBYGEMS_HOST"]
         env_rubygems_host = nil if
-          env_rubygems_host and env_rubygems_host.empty?
+          env_rubygems_host && env_rubygems_host.empty?
 
         env_rubygems_host || configured_host
       end

lib/rubygems/indexer.rb

@@ -149,7 +149,7 @@ class Gem::Indexer
             next
           end
 
-          platform = Gem::Platform::RUBY if platform.nil? or platform.empty?
+          platform = Gem::Platform::RUBY if platform.nil? || platform.empty?
           [spec.name, spec.version, platform]
         end
 
@@ -296,7 +296,7 @@ class Gem::Indexer
     files = @files
     files.delete @quick_marshal_dir if files.include? @quick_dir
 
-    if files.include? @quick_marshal_dir and not files.include? @quick_dir
+    if files.include?(@quick_marshal_dir) && !files.include?(@quick_dir)
       files.delete @quick_marshal_dir
 
       dst_name = File.join(@dest_directory, @quick_marshal_dir_base)
@@ -414,7 +414,7 @@ class Gem::Indexer
 
     index.each do |spec|
       platform = spec.original_platform
-      platform = Gem::Platform::RUBY if platform.nil? or platform.empty?
+      platform = Gem::Platform::RUBY if platform.nil? || platform.empty?
       specs_index << [spec.name, spec.version, platform]
     end
 

lib/rubygems/installer.rb

@@ -251,7 +251,7 @@ class Gem::Installer
     return if spec.name == existing
 
     # somebody has written to RubyGems' directory, overwrite, too bad
-    return if Gem.default_bindir != @bin_dir and not ruby_executable
+    return if Gem.default_bindir != @bin_dir && !ruby_executable
 
     question = "#{spec.name}'s executable \"#{filename}\" conflicts with ".dup
 
@@ -418,10 +418,10 @@ class Gem::Installer
   # True if the gems in the system satisfy +dependency+.
 
   def installation_satisfies_dependency?(dependency)
-    return true if @options[:development] and dependency.type == :development
+    return true if @options[:development] && dependency.type == :development
     return true if installed_specs.detect {|s| dependency.matches_spec? s }
     return false if @only_install_dir
-    not dependency.matching_specs.empty?
+    !dependency.matching_specs.empty?
   end
 
   ##
@@ -483,22 +483,14 @@ class Gem::Installer
   end
 
   def generate_bin # :nodoc:
-    return if spec.executables.nil? or spec.executables.empty?
+    return if spec.executables.nil? || spec.executables.empty?
 
     ensure_writable_dir @bin_dir
 
     spec.executables.each do |filename|
       filename.tap(&Gem::UNTAINT)
       bin_path = File.join gem_dir, spec.bindir, filename
-
-      unless File.exist? bin_path
-        if File.symlink? bin_path
-          alert_warning "`#{bin_path}` is dangling symlink pointing to `#{File.readlink bin_path}`"
-        else
-          alert_warning "`#{bin_path}` does not exist, maybe `gem pristine #{spec.name}` will fix it?"
-        end
-        next
-      end
+      next unless File.exist? bin_path
 
       mode = File.stat(bin_path).mode
       dir_mode = options[:prog_mode] || (mode | 0111)

lib/rubygems/name_tuple.rb

@@ -10,7 +10,7 @@ class Gem::NameTuple
     @version = version
 
     unless platform.kind_of? Gem::Platform
-      platform = "ruby" if !platform or platform.empty?
+      platform = "ruby" if !platform || platform.empty?
     end
 
     @platform = platform
@@ -102,8 +102,8 @@ class Gem::NameTuple
   def ==(other)
     case other
     when self.class
-      @name == other.name and
-        @version == other.version and
+      @name == other.name &&
+        @version == other.version &&
         @platform == other.platform
     when Array
       to_a == other

lib/rubygems/package.rb

@@ -409,18 +409,23 @@ EOM
 
   def extract_tar_gz(io, destination_dir, pattern = "*") # :nodoc:
     directories = []
+    symlinks = []
+
     open_tar_gz io do |tar|
       tar.each do |entry|
-        next unless File.fnmatch pattern, entry.full_name, File::FNM_DOTMATCH
+        full_name = entry.full_name
+        next unless File.fnmatch pattern, full_name, File::FNM_DOTMATCH
 
-        destination = install_location entry.full_name, destination_dir
+        destination = install_location full_name, destination_dir
 
         if entry.symlink?
           link_target = entry.header.linkname
           real_destination = link_target.start_with?("/") ? link_target : File.expand_path(link_target, File.dirname(destination))
 
-          raise Gem::Package::SymlinkError.new(entry.full_name, real_destination, destination_dir) unless
+          raise Gem::Package::SymlinkError.new(full_name, real_destination, destination_dir) unless
             normalize_path(real_destination).start_with? normalize_path(destination_dir + "/")
+
+          symlinks << [full_name, link_target, destination, real_destination]
         end
 
         FileUtils.rm_rf destination
@@ -444,12 +449,18 @@ EOM
           FileUtils.chmod file_mode(entry.header.mode), destination
         end if entry.file?
 
-        File.symlink(entry.header.linkname, destination) if entry.symlink?
-
         verbose destination
       end
     end
 
+    symlinks.each do |name, target, destination, real_destination|
+      if File.exist?(real_destination)
+        File.symlink(target, destination)
+      else
+        alert_warning "#{@spec.full_name} ships with a dangling symlink named #{name} pointing to missing #{target} file. Ignoring"
+      end
+    end
+
     if dir_mode
       File.chmod(dir_mode, *directories)
     end
@@ -676,7 +687,7 @@ EOM
               "package content (data.tar.gz) is missing", @gem
     end
 
-    if duplicates = @files.group_by {|f| f }.select {|k,v| v.size > 1 }.map(&:first) and duplicates.any?
+    if (duplicates = @files.group_by {|f| f }.select {|k,v| v.size > 1 }.map(&:first)) && duplicates.any?
       raise Gem::Security::Exception, "duplicate files in the package: (#{duplicates.map(&:inspect).join(', ')})"
     end
   end

lib/rubygems/package/tar_header.rb

@@ -173,22 +173,22 @@ class Gem::Package::TarHeader
   end
 
   def ==(other) # :nodoc:
-    self.class === other and
-    @checksum == other.checksum and
-    @devmajor == other.devmajor and
-    @devminor == other.devminor and
-    @gid      == other.gid      and
-    @gname    == other.gname    and
-    @linkname == other.linkname and
-    @magic    == other.magic    and
-    @mode     == other.mode     and
-    @mtime    == other.mtime    and
-    @name     == other.name     and
-    @prefix   == other.prefix   and
-    @size     == other.size     and
-    @typeflag == other.typeflag and
-    @uid      == other.uid      and
-    @uname    == other.uname    and
+    self.class === other &&
+      @checksum == other.checksum &&
+      @devmajor == other.devmajor &&
+      @devminor == other.devminor &&
+      @gid      == other.gid      &&
+      @gname    == other.gname    &&
+      @linkname == other.linkname &&
+      @magic    == other.magic    &&
+      @mode     == other.mode     &&
+      @mtime    == other.mtime    &&
+      @name     == other.name     &&
+      @prefix   == other.prefix   &&
+      @size     == other.size     &&
+      @typeflag == other.typeflag &&
+      @uid      == other.uid      &&
+      @uname    == other.uname    &&
       @version  == other.version
   end
 

lib/rubygems/package/tar_writer.rb

@@ -314,7 +314,7 @@ class Gem::Package::TarWriter
         prefix = parts.join("/")
       end
 
-      if name.bytesize > 100 or prefix.empty?
+      if name.bytesize > 100 || prefix.empty?
         raise Gem::Package::TooLongFileName.new("File \"#{prefix}/#{name}\" has a too long name (should be 100 or less)")
       end
 

lib/rubygems/platform.rb

@@ -23,9 +23,9 @@ class Gem::Platform
 
   def self.match_platforms?(platform, platforms)
     platforms.any? do |local_platform|
-      platform.nil? or
-        local_platform == platform or
-        (local_platform != Gem::Platform::RUBY and local_platform =~ platform)
+      platform.nil? ||
+        local_platform == platform ||
+        (local_platform != Gem::Platform::RUBY && local_platform =~ platform)
     end
   end
   private_class_method :match_platforms?
@@ -70,7 +70,7 @@ class Gem::Platform
     when String then
       arch = arch.split "-"
 
-      if arch.length > 2 and arch.last !~ /\d/ # reassemble x86-linux-gnu
+      if arch.length > 2 && arch.last !~ (/\d/) # reassemble x86-linux-gnu
         extra = arch.pop
         arch.last << "-#{extra}"
       end
@@ -82,7 +82,7 @@ class Gem::Platform
       else cpu
       end
 
-      if arch.length == 2 and arch.last =~ /^\d+(\.\d+)?$/ # for command-line
+      if arch.length == 2 && arch.last =~ /^\d+(\.\d+)?$/ # for command-line
         @os, @version = arch
         return
       end
@@ -107,7 +107,7 @@ class Gem::Platform
       when /mingw-?(\w+)?/ then         [ "mingw",     $1  ]
       when /(mswin\d+)(\_(\d+))?/ then
         os, version = $1, $3
-        @cpu = "x86" if @cpu.nil? and os =~ /32$/
+        @cpu = "x86" if @cpu.nil? && os =~ /32$/
         [os, version]
       when /netbsdelf/ then             [ "netbsdelf", nil ]
       when /openbsd(\d+\.\d+)?/ then    [ "openbsd",   $1  ]
@@ -139,7 +139,7 @@ class Gem::Platform
   # the same CPU, OS and version.
 
   def ==(other)
-    self.class === other and to_a == other.to_a
+    self.class === other && to_a == other.to_a
   end
 
   alias :eql? :==
@@ -160,18 +160,18 @@ class Gem::Platform
     return nil unless Gem::Platform === other
 
     # universal-mingw32 matches x64-mingw-ucrt
-    return true if (@cpu == "universal" or other.cpu == "universal") and
-                   @os.start_with?("mingw") and other.os.start_with?("mingw")
+    return true if (@cpu == "universal" || other.cpu == "universal") &&
+                   @os.start_with?("mingw") && other.os.start_with?("mingw")
 
     # cpu
-    ([nil,"universal"].include?(@cpu) or [nil, "universal"].include?(other.cpu) or @cpu == other.cpu or
-    (@cpu == "arm" and other.cpu.start_with?("arm"))) and
+    ([nil,"universal"].include?(@cpu) || [nil, "universal"].include?(other.cpu) || @cpu == other.cpu ||
+    (@cpu == "arm" && other.cpu.start_with?("arm"))) &&
 
       # os
-    @os == other.os and
+      @os == other.os &&
 
       # version
-    (@version.nil? or other.version.nil? or @version == other.version)
+      (@version.nil? || other.version.nil? || @version == other.version)
   end
 
   ##

lib/rubygems/query_utils.rb

@@ -112,7 +112,7 @@ module Gem::QueryUtils
   end
 
   def display_header(type)
-    if (ui.outs.tty? and Gem.configuration.verbose) or both?
+    if (ui.outs.tty? && Gem.configuration.verbose) || both?
       say
       say "*** #{type} GEMS ***"
       say
@@ -132,7 +132,7 @@ module Gem::QueryUtils
       name_matches = name ? s.name =~ name : true
       version_matches = show_prereleases? || !s.version.prerelease?
 
-      name_matches and version_matches
+      name_matches && version_matches
     end
 
     spec_tuples = specs.map do |spec|
@@ -176,7 +176,7 @@ module Gem::QueryUtils
   # Check if gem +name+ version +version+ is installed.
 
   def installed?(name, req = Gem::Requirement.default)
-    Gem::Specification.any? {|s| s.name =~ name and req =~ s.version }
+    Gem::Specification.any? {|s| s.name =~ name && req =~ s.version }
   end
 
   def output_query_results(spec_tuples)
@@ -242,7 +242,7 @@ module Gem::QueryUtils
     return unless options[:versions]
 
     list =
-      if platforms.empty? or options[:details]
+      if platforms.empty? || options[:details]
         name_tuples.map {|n| n.version }.uniq
       else
         platforms.sort.reverse.map do |version, pls|
@@ -289,13 +289,13 @@ module Gem::QueryUtils
   end
 
   def spec_homepage(entry, spec)
-    return if spec.homepage.nil? or spec.homepage.empty?
+    return if spec.homepage.nil? || spec.homepage.empty?
 
     entry << "\n" << format_text("Homepage: #{spec.homepage}", 68, 4)
   end
 
   def spec_license(entry, spec)
-    return if spec.license.nil? or spec.license.empty?
+    return if spec.license.nil? || spec.license.empty?
 
     licenses = "License#{spec.licenses.length > 1 ? 's' : ''}: ".dup
     licenses << spec.licenses.join(", ")

lib/rubygems/remote_fetcher.rb

@@ -114,7 +114,7 @@ class Gem::RemoteFetcher
     cache_dir =
       if Dir.pwd == install_dir # see fetch_command
         install_dir
-      elsif File.writable?(install_cache_dir) || (File.writable?(install_dir) && (not File.exist?(install_cache_dir)))
+      elsif File.writable?(install_cache_dir) || (File.writable?(install_dir) && (!File.exist?(install_cache_dir)))
         install_cache_dir
       else
         File.join Gem.user_dir, "cache"
@@ -247,7 +247,7 @@ class Gem::RemoteFetcher
 
     data = send "fetch_#{uri.scheme}", uri, mtime, head
 
-    if data and !head and uri.to_s.end_with?(".gz")
+    if data && !head && uri.to_s.end_with?(".gz")
       begin
         data = Gem::Util.gunzip data
       rescue Zlib::GzipFile::Error
@@ -288,7 +288,7 @@ class Gem::RemoteFetcher
       return Gem.read_binary(path)
     end
 
-    if update and path
+    if update && path
       Gem.write_binary(path, data)
     end
 

lib/rubygems/request.rb

@@ -173,7 +173,7 @@ class Gem::Request
     require "uri"
     uri = URI(Gem::UriFormatter.new(env_proxy).normalize)
 
-    if uri and uri.user.nil? and uri.password.nil?
+    if uri && uri.user.nil? && uri.password.nil?
       user     = ENV["#{_scheme}_proxy_user"] || ENV["#{_SCHEME}_PROXY_USER"]
       password = ENV["#{_scheme}_proxy_pass"] || ENV["#{_SCHEME}_PROXY_PASS"]
 

lib/rubygems/request/connection_pools.rb

@@ -39,7 +39,7 @@ class Gem::Request::ConnectionPools # :nodoc:
   def get_no_proxy_from_env
     env_no_proxy = ENV["no_proxy"] || ENV["NO_PROXY"]
 
-    return [] if env_no_proxy.nil? or env_no_proxy.empty?
+    return [] if env_no_proxy.nil? || env_no_proxy.empty?
 
     env_no_proxy.split(/\s*,\s*/)
   end
@@ -78,7 +78,7 @@ class Gem::Request::ConnectionPools # :nodoc:
 
     no_proxy = get_no_proxy_from_env
 
-    if proxy_uri and not no_proxy?(hostname, no_proxy)
+    if proxy_uri && !no_proxy?(hostname, no_proxy)
       proxy_hostname = proxy_uri.respond_to?(:hostname) ? proxy_uri.hostname : proxy_uri.host
       net_http_args + [
         proxy_hostname,

lib/rubygems/request/http_pool.rb

@@ -26,7 +26,7 @@ class Gem::Request::HTTPPool # :nodoc:
 
   def close_all
     until @queue.empty?
-      if connection = @queue.pop(true) and connection.started?
+      if (connection = @queue.pop(true)) && connection.started?
         connection.finish
       end
     end

lib/rubygems/request_set.rb

@@ -443,14 +443,14 @@ class Gem::RequestSet
 
   def tsort_each_child(node) # :nodoc:
     node.spec.dependencies.each do |dep|
-      next if dep.type == :development and not @development
+      next if dep.type == :development && !@development
 
       match = @requests.find do |r|
-        dep.match? r.spec.name, r.spec.version, @prerelease
+        dep.match? r.spec.name, r.spec.version, r.spec.is_a?(Gem::Resolver::InstalledSpecification) || @prerelease
       end
 
       unless match
-        next if dep.type == :development and @development_shallow
+        next if dep.type == :development && @development_shallow
         next if @soft_missing
         raise Gem::DependencyError,
               "Unresolved dependency found during sorting - #{dep} (requested by #{node.spec.full_name})"

lib/rubygems/request_set/gem_dependency_api.rb

@@ -371,7 +371,7 @@ class Gem::RequestSet::GemDependencyAPI
     duplicate = @dependencies.include? name
 
     @dependencies[name] =
-      if requirements.empty? and not source_set
+      if requirements.empty? && !source_set
         Gem::Requirement.default
       elsif source_set
         Gem::Requirement.source_set
@@ -789,7 +789,7 @@ Gem dependencies file #{@path} includes git reference for both ref/branch and ta
 
     raise ArgumentError,
           "You must specify engine_version along with the Ruby engine" if
-            engine and not engine_version
+            engine && !engine_version
 
     return true if @installing
 
@@ -800,7 +800,7 @@ Gem dependencies file #{@path} includes git reference for both ref/branch and ta
       raise Gem::RubyVersionMismatch, message
     end
 
-    if engine and engine != Gem.ruby_engine
+    if engine && engine != Gem.ruby_engine
       message = "Your Ruby engine is #{Gem.ruby_engine}, " +
                 "but your #{gem_deps_file} requires #{engine}"
 

lib/rubygems/request_set/lockfile/parser.rb

@@ -30,7 +30,7 @@ class Gem::RequestSet::Lockfile::Parser
         when "PLATFORMS" then
           parse_PLATFORMS
         else
-          token = get until @tokens.empty? or peek.first == :section
+          token = get until @tokens.empty? || peek.first == :section
         end
       else
         raise "BUG: unhandled token #{token.type} (#{token.value.inspect}) at line #{token.line} column #{token.column}"
@@ -44,7 +44,7 @@ class Gem::RequestSet::Lockfile::Parser
   def get(expected_types = nil, expected_value = nil) # :nodoc:
     token = @tokens.shift
 
-    if expected_types and not Array(expected_types).include? token.type
+    if expected_types && !Array(expected_types).include?(token.type)
       unget token
 
       message = "unexpected token [#{token.type.inspect}, #{token.value.inspect}], " +
@@ -53,7 +53,7 @@ class Gem::RequestSet::Lockfile::Parser
       raise Gem::RequestSet::Lockfile::ParseError.new message, token.column, token.line, @filename
     end
 
-    if expected_value and expected_value != token.value
+    if expected_value && expected_value != token.value
       unget token
 
       message = "unexpected token [#{token.type.inspect}, #{token.value.inspect}], " +
@@ -67,7 +67,7 @@ class Gem::RequestSet::Lockfile::Parser
   end
 
   def parse_DEPENDENCIES # :nodoc:
-    while not @tokens.empty? and :text == peek.type do
+    while !@tokens.empty? && :text == peek.type do
       token = get :text
 
       requirements = []
@@ -127,7 +127,7 @@ class Gem::RequestSet::Lockfile::Parser
     set = Gem::Resolver::LockSet.new sources
     last_specs = nil
 
-    while not @tokens.empty? and :text == peek.type do
+    while !@tokens.empty? && :text == peek.type do
       token = get :text
       name = token.value
       column = token.column
@@ -144,7 +144,7 @@ class Gem::RequestSet::Lockfile::Parser
         type = token.type
         data = token.value
 
-        if type == :text and column == 4
+        if type == :text && column == 4
           version, platform = data.split "-", 2
 
           platform =
@@ -183,7 +183,7 @@ class Gem::RequestSet::Lockfile::Parser
 
     type = peek.type
     value = peek.value
-    if type == :entry and %w[branch ref tag].include? value
+    if type == :entry && %w[branch ref tag].include?(value)
       get
       get :text
 
@@ -199,7 +199,7 @@ class Gem::RequestSet::Lockfile::Parser
 
     last_spec = nil
 
-    while not @tokens.empty? and :text == peek.type do
+    while !@tokens.empty? && :text == peek.type do
       token = get :text
       name = token.value
       column = token.column
@@ -214,7 +214,7 @@ class Gem::RequestSet::Lockfile::Parser
         type = token.type
         data = token.value
 
-        if type == :text and column == 4
+        if type == :text && column == 4
           last_spec = set.add_git_spec name, data, repository, revision, true
         else
           dependency = parse_dependency name, data
@@ -246,7 +246,7 @@ class Gem::RequestSet::Lockfile::Parser
     set = Gem::Resolver::VendorSet.new
     last_spec = nil
 
-    while not @tokens.empty? and :text == peek.first do
+    while !@tokens.empty? && :text == peek.first do
       token = get :text
       name = token.value
       column = token.column
@@ -261,7 +261,7 @@ class Gem::RequestSet::Lockfile::Parser
         type = token.type
         data = token.value
 
-        if type == :text and column == 4
+        if type == :text && column == 4
           last_spec = set.add_vendor_gem name, directory
         else
           dependency = parse_dependency name, data
@@ -281,7 +281,7 @@ class Gem::RequestSet::Lockfile::Parser
   end
 
   def parse_PLATFORMS # :nodoc:
-    while not @tokens.empty? and :text == peek.first do
+    while !@tokens.empty? && :text == peek.first do
       name = get(:text).value
 
       @platforms << name

lib/rubygems/request_set/lockfile/tokenizer.rb

@@ -1,4 +1,4 @@
-# frozen_string_literal: true
+#) frozen_string_literal: true
 require_relative "parser"
 
 class Gem::RequestSet::Lockfile::Tokenizer
@@ -26,7 +26,7 @@ class Gem::RequestSet::Lockfile::Tokenizer
   end
 
   def skip(type)
-    @tokens.shift while not @tokens.empty? and peek.type == type
+    @tokens.shift while !@tokens.empty? && peek.type == type
   end
 
   ##

lib/rubygems/requirement.rb

@@ -253,7 +253,7 @@ class Gem::Requirement
   def specific?
     return true if @requirements.length > 1 # GIGO, > 1, > 2 is silly
 
-    not %w[> >=].include? @requirements.first.first # grab the operator
+    !%w[> >=].include? @requirements.first.first # grab the operator
   end
 
   def to_s # :nodoc:

lib/rubygems/resolver.rb

@@ -153,10 +153,10 @@ class Gem::Resolver
     s.fetch_development_dependencies if @development
 
     s.dependencies.reverse_each do |d|
-      next if d.type == :development and not @development
-      next if d.type == :development and @development_shallow and
+      next if d.type == :development && !@development
+      next if d.type == :development && @development_shallow &&
               act.development?
-      next if d.type == :development and @development_shallow and
+      next if d.type == :development && @development_shallow &&
               act.parent
 
       reqs << Gem::Resolver::DependencyRequest.new(d, act)
@@ -192,7 +192,7 @@ class Gem::Resolver
     conflict = e.conflicts.values.first
     raise Gem::DependencyResolutionError, Conflict.new(conflict.requirement_trees.first.first, conflict.existing, conflict.requirement)
   ensure
-    @output.close if defined?(@output) and !debug?
+    @output.close if defined?(@output) && !debug?
   end
 
   ##

lib/rubygems/resolver/api_specification.rb

@@ -40,10 +40,10 @@ class Gem::Resolver::APISpecification < Gem::Resolver::Specification
   end
 
   def ==(other) # :nodoc:
-    self.class === other and
-      @set          == other.set and
-      @name         == other.name and
-      @version      == other.version and
+    self.class === other &&
+      @set          == other.set &&
+      @name         == other.name &&
+      @version      == other.version &&
       @platform     == other.platform
   end
 

lib/rubygems/resolver/best_set.rb

@@ -25,7 +25,7 @@ class Gem::Resolver::BestSet < Gem::Resolver::ComposedSet
   end
 
   def find_all(req) # :nodoc:
-    pick_sets if @remote and @sets.empty?
+    pick_sets if @remote && @sets.empty?
 
     super
   rescue Gem::RemoteFetcher::FetchError => e
@@ -35,7 +35,7 @@ class Gem::Resolver::BestSet < Gem::Resolver::ComposedSet
   end
 
   def prefetch(reqs) # :nodoc:
-    pick_sets if @remote and @sets.empty?
+    pick_sets if @remote && @sets.empty?
 
     super
   end
@@ -63,7 +63,7 @@ class Gem::Resolver::BestSet < Gem::Resolver::ComposedSet
     uri = uri + "."
 
     raise error unless api_set = @sets.find do |set|
-      Gem::Resolver::APISet === set and set.dep_uri == uri
+      Gem::Resolver::APISet === set && set.dep_uri == uri
     end
 
     index_set = Gem::Resolver::IndexSet.new api_set.source

lib/rubygems/resolver/conflict.rb

@@ -27,9 +27,9 @@ class Gem::Resolver::Conflict
   end
 
   def ==(other) # :nodoc:
-    self.class === other and
-      @dependency == other.dependency and
-      @activated  == other.activated  and
+    self.class === other &&
+      @dependency == other.dependency &&
+      @activated  == other.activated  &&
       @failed_dep == other.failed_dep
   end
 

lib/rubygems/resolver/git_specification.rb

@@ -6,9 +6,9 @@
 
 class Gem::Resolver::GitSpecification < Gem::Resolver::SpecSpecification
   def ==(other) # :nodoc:
-    self.class === other and
-      @set  == other.set and
-      @spec == other.spec and
+    self.class === other &&
+      @set  == other.set &&
+      @spec == other.spec &&
       @source == other.source
   end
 

lib/rubygems/resolver/index_specification.rb

@@ -21,7 +21,8 @@ class Gem::Resolver::IndexSpecification < Gem::Resolver::Specification
     @name = name
     @version = version
     @source = source
-    @platform = platform.to_s
+    @platform = Gem::Platform.new(platform.to_s)
+    @original_platform = platform.to_s
 
     @spec = nil
   end
@@ -91,7 +92,7 @@ class Gem::Resolver::IndexSpecification < Gem::Resolver::Specification
   def spec # :nodoc:
     @spec ||=
       begin
-        tuple = Gem::NameTuple.new @name, @version, @platform
+        tuple = Gem::NameTuple.new @name, @version, @original_platform
 
         @source.fetch_spec tuple
       end

lib/rubygems/resolver/installed_specification.rb

@@ -5,8 +5,8 @@
 
 class Gem::Resolver::InstalledSpecification < Gem::Resolver::SpecSpecification
   def ==(other) # :nodoc:
-    self.class === other and
-      @set  == other.set and
+    self.class === other &&
+      @set  == other.set &&
       @spec == other.spec
   end
 

lib/rubygems/resolver/installer_set.rb

@@ -61,13 +61,12 @@ class Gem::Resolver::InstallerSet < Gem::Resolver::Set
     found = find_all request
 
     found.delete_if do |s|
-      s.version.prerelease? and not s.local?
+      s.version.prerelease? && !s.local?
     end unless dependency.prerelease?
 
     found = found.select do |s|
-      Gem::Source::SpecificFile === s.source or
-        Gem::Platform::RUBY == s.platform or
-        Gem::Platform.local === s.platform
+      Gem::Source::SpecificFile === s.source ||
+        Gem::Platform.match(s.platform)
     end
 
     found = found.sort_by do |s|
@@ -111,14 +110,14 @@ class Gem::Resolver::InstallerSet < Gem::Resolver::Set
   # Should local gems should be considered?
 
   def consider_local? # :nodoc:
-    @domain == :both or @domain == :local
+    @domain == :both || @domain == :local
   end
 
   ##
   # Should remote gems should be considered?
 
   def consider_remote? # :nodoc:
-    @domain == :both or @domain == :remote
+    @domain == :both || @domain == :remote
   end
 
   ##
@@ -137,7 +136,7 @@ class Gem::Resolver::InstallerSet < Gem::Resolver::Set
 
     dep = req.dependency
 
-    return res if @ignore_dependencies and
+    return res if @ignore_dependencies &&
                   @always_install.none? {|spec| dep.match? spec }
 
     name = dep.name
@@ -168,10 +167,6 @@ class Gem::Resolver::InstallerSet < Gem::Resolver::Set
       end
     end
 
-    res.delete_if do |spec|
-      spec.version.prerelease? and not dep.prerelease?
-    end
-
     res.concat @remote_set.find_all req if consider_remote?
 
     res

lib/rubygems/resolver/lock_set.rb

@@ -54,7 +54,7 @@ class Gem::Resolver::LockSet < Gem::Resolver::Set
     dep = Gem::Dependency.new name, version
 
     found = @specs.find do |spec|
-      dep.matches_spec? spec and spec.platform == platform
+      dep.matches_spec?(spec) && spec.platform == platform
     end
 
     tuple = Gem::NameTuple.new found.name, found.version, found.platform

lib/rubygems/resolver/lock_specification.rb

@@ -71,7 +71,7 @@ class Gem::Resolver::LockSpecification < Gem::Resolver::Specification
 
   def spec
     @spec ||= Gem::Specification.find do |spec|
-      spec.name == @name and spec.version == @version
+      spec.name == @name && spec.version == @version
     end
 
     @spec ||= Gem::Specification.new do |s|

lib/rubygems/resolver/vendor_specification.rb

@@ -6,9 +6,9 @@
 
 class Gem::Resolver::VendorSpecification < Gem::Resolver::SpecSpecification
   def ==(other) # :nodoc:
-    self.class === other and
-      @set  == other.set and
-      @spec == other.spec and
+    self.class === other &&
+      @set  == other.set &&
+      @spec == other.spec &&
       @source == other.source
   end
 

lib/rubygems/security.rb

@@ -618,7 +618,7 @@ module Gem::Security
     path = File.expand_path path
 
     File.open path, "wb", permissions do |io|
-      if passphrase and cipher
+      if passphrase && cipher
         io.write pemmable.to_pem cipher, passphrase
       else
         io.write pemmable.to_pem

lib/rubygems/security/policy.rb

@@ -88,16 +88,16 @@ class Gem::Security::Policy
 
     message = "certificate #{signer.subject}"
 
-    if not_before = signer.not_before and not_before > time
+    if (not_before = signer.not_before) && not_before > time
       raise Gem::Security::Exception,
             "#{message} not valid before #{not_before}"
     end
 
-    if not_after = signer.not_after and not_after < time
+    if (not_after = signer.not_after) && not_after < time
       raise Gem::Security::Exception, "#{message} not valid after #{not_after}"
     end
 
-    if issuer and not signer.verify issuer.public_key
+    if issuer && !signer.verify(issuer.public_key)
       raise Gem::Security::Exception,
             "#{message} was not issued by #{issuer.subject}"
     end
@@ -109,7 +109,7 @@ class Gem::Security::Policy
   # Ensures the public key of +key+ matches the public key in +signer+
 
   def check_key(signer, key)
-    unless signer and key
+    unless signer && key
       return true unless @only_signed
 
       raise Gem::Security::Exception, "missing key or signature"
@@ -231,7 +231,7 @@ class Gem::Security::Policy
 
     if @verify_data
       raise Gem::Security::Exception, "no digests provided (probable bug)" if
-        signer_digests.nil? or signer_digests.empty?
+        signer_digests.nil? || signer_digests.empty?
     else
       signer_digests = {}
     end
@@ -248,7 +248,7 @@ class Gem::Security::Policy
 
     if @only_trusted
       check_trust chain, digester, trust_dir
-    elsif signatures.empty? and digests.empty?
+    elsif signatures.empty? && digests.empty?
       # trust is irrelevant if there's no signatures to verify
     else
       alert_warning "#{subject signer} is not trusted for #{full_name}"

lib/rubygems/security/signer.rb

@@ -141,7 +141,7 @@ class Gem::Security::Signer
 
     raise Gem::Security::Exception, "no certs provided" if @cert_chain.empty?
 
-    if @cert_chain.length == 1 and @cert_chain.last.not_after < Time.now
+    if @cert_chain.length == 1 && @cert_chain.last.not_after < Time.now
       alert("Your certificate has expired, trying to re-sign it...")
 
       re_sign_key(

lib/rubygems/source.rb

@@ -62,7 +62,7 @@ class Gem::Source
   end
 
   def ==(other) # :nodoc:
-    self.class === other and @uri == other.uri
+    self.class === other && @uri == other.uri
   end
 
   alias_method :eql?, :== # :nodoc:

lib/rubygems/source/git.rb

@@ -76,10 +76,10 @@ class Gem::Source::Git < Gem::Source
   end
 
   def ==(other) # :nodoc:
-    super and
-      @name            == other.name and
-      @repository      == other.repository and
-      @reference       == other.reference and
+    super &&
+      @name            == other.name &&
+      @repository      == other.repository &&
+      @reference       == other.reference &&
       @need_submodules == other.need_submodules
   end
 

lib/rubygems/spec_fetcher.rb

@@ -98,7 +98,7 @@ class Gem::SpecFetcher
 
       found[source] = specs.select do |tup|
         if dependency.match?(tup)
-          if matching_platform and !Gem::Platform.match_gem?(tup.platform, tup.name)
+          if matching_platform && !Gem::Platform.match_gem?(tup.platform, tup.name)
             pm = (
               rejected_specs[dependency] ||= \
                 Gem::PlatformMismatch.new(tup.name, tup.version))

lib/rubygems/specification.rb

@@ -473,7 +473,7 @@ class Gem::Specification < Gem::BasicSpecification
   #   spec.platform = Gem::Platform.local
 
   def platform=(platform)
-    if @original_platform.nil? or
+    if @original_platform.nil? ||
        @original_platform == Gem::Platform::RUBY
       @original_platform = platform
     end
@@ -1046,7 +1046,7 @@ class Gem::Specification < Gem::BasicSpecification
 
   def self.find_active_stub_by_path(path)
     stub = @@active_stub_with_requirable_file[path] ||= (stubs.find do |s|
-      s.activated? and s.contains_requirable_file? path
+      s.activated? && s.contains_requirable_file?(path)
     end || NOT_FOUND)
     stub.this
   end
@@ -1234,7 +1234,7 @@ class Gem::Specification < Gem::BasicSpecification
       latest_remote = remotes.sort.last
 
       yield [local_spec, latest_remote] if
-        latest_remote and local_spec.version < latest_remote
+        latest_remote && local_spec.version < latest_remote
     end
 
     nil
@@ -1557,7 +1557,7 @@ class Gem::Specification < Gem::BasicSpecification
   # Singular reader for #authors.  Returns the first author in the list
 
   def author
-    val = authors and val.first
+    (val = authors) && val.first
   end
 
   ##
@@ -1669,7 +1669,7 @@ class Gem::Specification < Gem::BasicSpecification
     conflicts = {}
     self.runtime_dependencies.each do |dep|
       spec = Gem.loaded_specs[dep.name]
-      if spec and not spec.satisfies_requirement? dep
+      if spec && !spec.satisfies_requirement?(dep)
         (conflicts[spec] ||= []) << dep
       end
     end
@@ -1696,7 +1696,7 @@ class Gem::Specification < Gem::BasicSpecification
     self.dependencies.any? do |dep|
       if dep.runtime?
         spec = Gem.loaded_specs[dep.name]
-        spec and not spec.satisfies_requirement? dep
+        spec && !spec.satisfies_requirement?(dep)
       else
         false
       end
@@ -1717,7 +1717,7 @@ class Gem::Specification < Gem::BasicSpecification
 
   DateLike = Object.new # :nodoc:
   def DateLike.===(obj) # :nodoc:
-    defined?(::Date) and Date === obj
+    defined?(::Date) && Date === obj
   end
 
   DateTimeFormat = # :nodoc:
@@ -1757,9 +1757,9 @@ class Gem::Specification < Gem::BasicSpecification
   # executable now.  See Gem.bin_path.
 
   def default_executable # :nodoc:
-    if defined?(@default_executable) and @default_executable
+    if defined?(@default_executable) && @default_executable
       result = @default_executable
-    elsif @executables and @executables.size == 1
+    elsif @executables && @executables.size == 1
       result = Array(@executables).first
     else
       result = nil
@@ -1876,7 +1876,7 @@ class Gem::Specification < Gem::BasicSpecification
   # Singular accessor for #executables
 
   def executable
-    val = executables and val.first
+    (val = executables) && val.first
   end
 
   ##
@@ -1988,7 +1988,7 @@ class Gem::Specification < Gem::BasicSpecification
   # True if this gem has files in test_files
 
   def has_unit_tests? # :nodoc:
-    not test_files.empty?
+    !test_files.empty?
   end
 
   # :stopdoc:
@@ -2041,7 +2041,7 @@ class Gem::Specification < Gem::BasicSpecification
     self.name = name if name
     self.version = version if version
 
-    if platform = Gem.platforms.last and platform != Gem::Platform::RUBY and platform != Gem::Platform.local
+    if (platform = Gem.platforms.last) && platform != Gem::Platform::RUBY && platform != Gem::Platform.local
       self.platform = platform
     end
 
@@ -2156,7 +2156,7 @@ class Gem::Specification < Gem::BasicSpecification
       return
     end
 
-    if @specification_version > CURRENT_SPECIFICATION_VERSION and
+    if @specification_version > CURRENT_SPECIFICATION_VERSION &&
        sym.to_s.end_with?("=")
       warn "ignoring #{sym} loading #{full_name}" if $DEBUG
     else
@@ -2183,7 +2183,7 @@ class Gem::Specification < Gem::BasicSpecification
   #   file list.
 
   def normalize
-    if defined?(@extra_rdoc_files) and @extra_rdoc_files
+    if defined?(@extra_rdoc_files) && @extra_rdoc_files
       @extra_rdoc_files.uniq!
       @files ||= []
       @files.concat(@extra_rdoc_files)
@@ -2208,7 +2208,7 @@ class Gem::Specification < Gem::BasicSpecification
   # platform.  For use with legacy gems.
 
   def original_name # :nodoc:
-    if platform == Gem::Platform::RUBY or platform.nil?
+    if platform == Gem::Platform::RUBY || platform.nil?
       "#{@name}-#{@version}"
     else
       "#{@name}-#{@version}-#{@original_platform}"
@@ -2241,8 +2241,8 @@ class Gem::Specification < Gem::BasicSpecification
       attributes.each do |attr_name|
         current_value = self.send attr_name
         current_value = current_value.sort if %i[files test_files].include? attr_name
-        if current_value != default_value(attr_name) or
-           self.class.required_attribute? attr_name
+        if current_value != default_value(attr_name) ||
+           self.class.required_attribute?(attr_name)
 
           q.text "s.#{attr_name} = "
 
@@ -2300,7 +2300,7 @@ class Gem::Specification < Gem::BasicSpecification
   # Singular accessor for #require_paths
 
   def require_path
-    val = require_paths and val.first
+    (val = require_paths) && val.first
   end
 
   ##
@@ -2429,7 +2429,7 @@ class Gem::Specification < Gem::BasicSpecification
   # Singular accessor for #test_files
 
   def test_file # :nodoc:
-    val = test_files and val.first
+    (val = test_files) && val.first
   end
 
   ##
@@ -2451,7 +2451,7 @@ class Gem::Specification < Gem::BasicSpecification
       @test_files = [@test_suite_file].flatten
       @test_suite_file = nil
     end
-    if defined?(@test_files) and @test_files
+    if defined?(@test_files) && @test_files
       @test_files
     else
       @test_files = []
@@ -2475,13 +2475,13 @@ class Gem::Specification < Gem::BasicSpecification
 
     result << "  s.name = #{ruby_code name}"
     result << "  s.version = #{ruby_code version}"
-    unless platform.nil? or platform == Gem::Platform::RUBY
+    unless platform.nil? || platform == Gem::Platform::RUBY
       result << "  s.platform = #{ruby_code original_platform}"
     end
     result << ""
     result << "  s.required_rubygems_version = #{ruby_code required_rubygems_version} if s.respond_to? :required_rubygems_version="
 
-    if metadata and !metadata.empty?
+    if metadata && !metadata.empty?
       result << "  s.metadata = #{ruby_code metadata} if s.respond_to? :metadata="
     end
     result << "  s.require_paths = #{ruby_code raw_require_paths}"
@@ -2665,6 +2665,8 @@ class Gem::Specification < Gem::BasicSpecification
 
   def version=(version)
     @version = Gem::Version.create(version)
+    return if @version.nil?
+
     # skip to set required_ruby_version when pre-released rubygems.
     # It caused to raise CircularDependencyError
     if @version.prerelease? && (@name.nil? || @name.strip != "rubygems")

lib/rubygems/specification_policy.rb

@@ -188,7 +188,7 @@ duplicate dependency on #{dep}, (#{prev.requirement}) use:
           prerelease_dep && !@specification.version.prerelease?
 
       open_ended = dep.requirement.requirements.all? do |op, version|
-        not version.prerelease? and (op == ">" or op == ">=")
+        !version.prerelease? && (op == ">" || op == ">=")
       end
 
       if open_ended
@@ -203,7 +203,7 @@ duplicate dependency on #{dep}, (#{prev.requirement}) use:
         else
           bugfix = if op == ">"
             ", '> #{dep_version}'"
-          elsif op == ">=" and base != segments
+          elsif op == ">=" && base != segments
             ", '>= #{dep_version}'"
           end
 
@@ -338,7 +338,7 @@ duplicate dependency on #{dep}, (#{prev.requirement}) use:
       String
     end
 
-    unless Array === val and val.all? {|x| x.kind_of?(klass) }
+    unless Array === val && val.all? {|x| x.kind_of?(klass) }
       error "#{field} must be an Array of #{klass}"
     end
   end
@@ -404,7 +404,7 @@ http://spdx.org/licenses or '#{Gem::Licenses::NONSTANDARD}' for a nonstandard li
     homepage = @specification.homepage
 
     # Make sure a homepage is valid HTTP/HTTPS URI
-    if homepage and not homepage.empty?
+    if homepage && !homepage.empty?
       require "uri"
       begin
         homepage_uri = URI.parse(homepage)

lib/rubygems/uninstaller.rb

@@ -105,8 +105,8 @@ class Gem::Uninstaller
     @default_specs_matching_uninstall_params = default_specs
 
     list, other_repo_specs = list.partition do |spec|
-      @gem_home == spec.base_dir or
-        (@user_install and spec.base_dir == Gem.user_dir)
+      @gem_home == spec.base_dir ||
+        (@user_install && spec.base_dir == Gem.user_dir)
     end
 
     list.sort!
@@ -239,8 +239,8 @@ class Gem::Uninstaller
   # spec:: the spec of the gem to be uninstalled
 
   def remove(spec)
-    unless path_ok?(@gem_home, spec) or
-           (@user_install and path_ok?(Gem.user_dir, spec))
+    unless path_ok?(@gem_home, spec) ||
+           (@user_install && path_ok?(Gem.user_dir, spec))
       e = Gem::GemNotInHomeException.new \
             "Gem '#{spec.full_name}' is not installed in directory #{@gem_home}"
       e.spec = spec

lib/rubygems/user_interaction.rb

@@ -284,7 +284,7 @@ class Gem::StreamUI
   # Ask a question.  Returns an answer if connected to a tty, nil otherwise.
 
   def ask(question)
-    return nil if not tty?
+    return nil if !tty?
 
     @outs.print(question + "  ")
     @outs.flush
@@ -298,7 +298,7 @@ class Gem::StreamUI
   # Ask for a password. Does not echo response to terminal.
 
   def ask_for_password(question)
-    return nil if not tty?
+    return nil if !tty?
 
     @outs.print(question, "  ")
     @outs.flush

lib/rubygems/version.rb

@@ -171,9 +171,7 @@ class Gem::Version
   # True if the +version+ string matches RubyGems' requirements.
 
   def self.correct?(version)
-    unless Gem::Deprecate.skip
-      warn "nil versions are discouraged and will be deprecated in Rubygems 4" if version.nil?
-    end
+    nil_versions_are_discouraged! if version.nil?
 
     !!(version.to_s =~ ANCHORED_VERSION_PATTERN)
   end
@@ -190,6 +188,8 @@ class Gem::Version
     if self === input # check yourself before you wreck yourself
       input
     elsif input.nil?
+      nil_versions_are_discouraged!
+
       nil
     else
       new input
@@ -206,6 +206,14 @@ class Gem::Version
     @@all[version] ||= super
   end
 
+  def self.nil_versions_are_discouraged!
+    unless Gem::Deprecate.skip
+      warn "nil versions are discouraged and will be deprecated in Rubygems 4"
+    end
+  end
+
+  private_class_method :nil_versions_are_discouraged!
+
   ##
   # Constructs a Version from the +version+ string.  A version string is a
   # series of digits or ASCII letters separated by dots.
@@ -244,7 +252,7 @@ class Gem::Version
   # same precision. Version "1.0" is not the same as version "1".
 
   def eql?(other)
-    self.class === other and @version == other._version
+    self.class === other && @version == other._version
   end
 
   def hash # :nodoc:

spec/bundler/bundler/ruby_version_spec.rb

@@ -427,9 +427,8 @@ RSpec.describe "Bundler::RubyVersion and its subclasses" do
       end
 
       describe "#version" do
-        it "should return a copy of the value of RUBY_VERSION" do
-          expect(subject.versions).to eq([RUBY_VERSION])
-          expect(subject.versions.first).to_not be(RUBY_VERSION)
+        it "should return the value of Gem.ruby_version as a string" do
+          expect(subject.versions).to eq([Gem.ruby_version.to_s])
         end
       end
 
@@ -446,13 +445,12 @@ RSpec.describe "Bundler::RubyVersion and its subclasses" do
       describe "#engine_version" do
         context "engine is ruby" do
           before do
-            stub_const("RUBY_ENGINE_VERSION", "2.2.4")
+            allow(Gem).to receive(:ruby_version).and_return(Gem::Version.new("2.2.4"))
             stub_const("RUBY_ENGINE", "ruby")
           end
 
-          it "should return a copy of the value of RUBY_ENGINE_VERSION" do
+          it "should return the value of Gem.ruby_version as a string" do
             expect(bundler_system_ruby_version.engine_versions).to eq(["2.2.4"])
-            expect(bundler_system_ruby_version.engine_versions.first).to_not be(RUBY_ENGINE_VERSION)
           end
         end
 

spec/bundler/commands/install_spec.rb

@@ -522,14 +522,14 @@ RSpec.describe "bundle install with gem sources" do
           ruby '~> 1.2'
           source "#{file_uri_for(gem_repo1)}"
         G
-        expect(err).to include("Your Ruby version is #{RUBY_VERSION}, but your Gemfile specified ~> 1.2")
+        expect(err).to include("Your Ruby version is #{Gem.ruby_version}, but your Gemfile specified ~> 1.2")
       end
     end
 
     context "and using a supported Ruby version" do
       before do
         install_gemfile <<-G
-          ruby '~> #{RUBY_VERSION}'
+          ruby '~> #{Gem.ruby_version}'
           source "#{file_uri_for(gem_repo1)}"
         G
       end
@@ -555,7 +555,7 @@ RSpec.describe "bundle install with gem sources" do
 
       it "updates Gemfile.lock with updated yet still compatible ruby version" do
         install_gemfile <<-G
-          ruby '~> #{RUBY_VERSION[0..2]}'
+          ruby '~> #{current_ruby_minor}'
           source "#{file_uri_for(gem_repo1)}"
         G
 
@@ -913,7 +913,7 @@ RSpec.describe "bundle install with gem sources" do
       gemfile <<-G
         source "https://gem.repo4"
 
-        ruby "#{RUBY_VERSION}"
+        ruby "#{Gem.ruby_version}"
 
         gem "loofah", "~> 2.12.0"
       G
@@ -1020,6 +1020,30 @@ RSpec.describe "bundle install with gem sources" do
     end
   end
 
+  context "with --prefer-local flag" do
+    before do
+      build_repo4 do
+        build_gem "foo", "1.0.1"
+        build_gem "foo", "1.0.0"
+        build_gem "bar", "1.0.0"
+      end
+
+      system_gems "foo-1.0.0", :path => default_bundle_path, :gem_repo => gem_repo4
+    end
+
+    it "fetches remote sources only when not available locally" do
+      install_gemfile <<-G, :"prefer-local" => true, :verbose => true
+        source "#{file_uri_for(gem_repo4)}"
+
+        gem "foo"
+        gem "bar"
+      G
+
+      expect(out).to include("Using foo 1.0.0").and include("Fetching bar 1.0.0").and include("Installing bar 1.0.0")
+      expect(last_command).to be_success
+    end
+  end
+
   context "with a symlinked configured as bundle path and a gem with symlinks" do
     before do
       symlinked_bundled_app = tmp("bundled_app-symlink")

spec/bundler/commands/lock_spec.rb

@@ -541,11 +541,9 @@ RSpec.describe "bundle lock" do
   end
 
   it "respects lower bound ruby requirements" do
-    skip "this spec does not work with prereleases because their version is actually lower than their reported `RUBY_VERSION`" if RUBY_PATCHLEVEL == -1
-
     build_repo4 do
       build_gem "our_private_gem", "0.1.0" do |s|
-        s.required_ruby_version = ">= #{RUBY_VERSION}"
+        s.required_ruby_version = ">= #{Gem.ruby_version}"
       end
     end
 

spec/bundler/commands/outdated_spec.rb

@@ -604,6 +604,22 @@ RSpec.describe "bundle outdated" do
       expect(out).to end_with(expected_output)
     end
 
+    it "only reports gems that have a newer version that matches the specified dependency version requirements, using --strict alias" do
+      update_repo2 do
+        build_gem "activesupport", "3.0"
+        build_gem "weakling", "0.0.5"
+      end
+
+      bundle :outdated, :strict => true, :raise_on_error => false
+
+      expected_output = <<~TABLE.strip
+        Gem       Current  Latest  Requested  Groups
+        weakling  0.0.3    0.0.5   ~> 0.0.1   default
+      TABLE
+
+      expect(out).to end_with(expected_output)
+    end
+
     it "doesn't crash when some deps unused on the current platform" do
       install_gemfile <<-G
         source "#{file_uri_for(gem_repo2)}"
@@ -1098,7 +1114,6 @@ RSpec.describe "bundle outdated" do
   end
 
   context "conservative updates" do
-    context "without --strict" do
     before do
       build_repo4 do
         build_gem "patch", %w[1.0.0 1.0.1]
@@ -1114,8 +1129,7 @@ RSpec.describe "bundle outdated" do
         gem 'major', '1.0.0'
       G
 
-        # remove 1.4.3 requirement and bar altogether
-        # to setup update specs below
+      # remove all version requirements
       gemfile <<-G
         source "#{file_uri_for(gem_repo4)}"
         gem 'patch'
@@ -1164,7 +1178,7 @@ RSpec.describe "bundle outdated" do
     end
   end
 
-    context "with --strict" do
+  context "tricky conservative updates" do
     before do
       build_repo4 do
         build_gem "foo", %w[1.4.3 1.4.4] do |s|
@@ -1197,8 +1211,8 @@ RSpec.describe "bundle outdated" do
       G
     end
 
-      it "shows gems with --strict updating to patch and filtering to patch" do
-        bundle "outdated --patch --strict --filter-patch", :raise_on_error => false
+    it "shows gems updating to patch and filtering to patch" do
+      bundle "outdated --patch --filter-patch", :raise_on_error => false, :env => { "DEBUG_RESOLVER" => "1" }
 
       expected_output = <<~TABLE.strip
         Gem  Current  Latest  Requested  Groups
@@ -1208,6 +1222,17 @@ RSpec.describe "bundle outdated" do
 
       expect(out).to end_with(expected_output)
     end
+
+    it "shows gems updating to patch and filtering to patch, in debug mode" do
+      bundle "outdated --patch --filter-patch", :raise_on_error => false, :env => { "DEBUG" => "1" }
+
+      expected_output = <<~TABLE.strip
+        Gem  Current  Latest  Requested  Groups   Path
+        bar  2.0.3    2.0.5
+        foo  1.4.3    1.4.4   >= 0       default
+      TABLE
+
+      expect(out).to end_with(expected_output)
     end
   end
 

spec/bundler/commands/platform_spec.rb

@@ -19,7 +19,7 @@ Your app has gems that work on these platforms:
 * #{specific_local_platform}
 
 Your Gemfile specifies a Ruby version requirement:
-* ruby #{RUBY_VERSION}
+* ruby #{Gem.ruby_version}
 
 Your current platform satisfies the Ruby version requirement.
 G
@@ -42,7 +42,7 @@ Your app has gems that work on these platforms:
 * #{specific_local_platform}
 
 Your Gemfile specifies a Ruby version requirement:
-* ruby #{RUBY_VERSION}p#{RUBY_PATCHLEVEL}
+* #{Bundler::RubyVersion.system.single_version_string}
 
 Your current platform satisfies the Ruby version requirement.
 G
@@ -85,7 +85,7 @@ Your app has gems that work on these platforms:
 Your Gemfile specifies a Ruby version requirement:
 * ruby #{not_local_ruby_version}
 
-Your Ruby version is #{RUBY_VERSION}, but your Gemfile specified #{not_local_ruby_version}
+Your Ruby version is #{Gem.ruby_version}, but your Gemfile specified #{not_local_ruby_version}
 G
     end
   end
@@ -231,7 +231,7 @@ G
       L
 
       bundle "platform --ruby"
-      expect(out).to eq("ruby 1.0.0p127")
+      expect(out).to eq("ruby 1.0.0")
     end
 
     it "handles when there is a requirement in the gemfile" do
@@ -255,18 +255,18 @@ G
     end
   end
 
-  let(:ruby_version_correct) { "ruby \"#{RUBY_VERSION}\", :engine => \"#{local_ruby_engine}\", :engine_version => \"#{local_engine_version}\"" }
-  let(:ruby_version_correct_engineless) { "ruby \"#{RUBY_VERSION}\"" }
+  let(:ruby_version_correct) { "ruby \"#{Gem.ruby_version}\", :engine => \"#{local_ruby_engine}\", :engine_version => \"#{local_engine_version}\"" }
+  let(:ruby_version_correct_engineless) { "ruby \"#{Gem.ruby_version}\"" }
   let(:ruby_version_correct_patchlevel) { "#{ruby_version_correct}, :patchlevel => '#{RUBY_PATCHLEVEL}'" }
   let(:ruby_version_incorrect) { "ruby \"#{not_local_ruby_version}\", :engine => \"#{local_ruby_engine}\", :engine_version => \"#{not_local_ruby_version}\"" }
-  let(:engine_incorrect) { "ruby \"#{RUBY_VERSION}\", :engine => \"#{not_local_tag}\", :engine_version => \"#{RUBY_VERSION}\"" }
-  let(:engine_version_incorrect) { "ruby \"#{RUBY_VERSION}\", :engine => \"#{local_ruby_engine}\", :engine_version => \"#{not_local_engine_version}\"" }
+  let(:engine_incorrect) { "ruby \"#{Gem.ruby_version}\", :engine => \"#{not_local_tag}\", :engine_version => \"#{Gem.ruby_version}\"" }
+  let(:engine_version_incorrect) { "ruby \"#{Gem.ruby_version}\", :engine => \"#{local_ruby_engine}\", :engine_version => \"#{not_local_engine_version}\"" }
   let(:patchlevel_incorrect) { "#{ruby_version_correct}, :patchlevel => '#{not_local_patchlevel}'" }
   let(:patchlevel_fixnum) { "#{ruby_version_correct}, :patchlevel => #{RUBY_PATCHLEVEL}1" }
 
   def should_be_ruby_version_incorrect
     expect(exitstatus).to eq(18)
-    expect(err).to be_include("Your Ruby version is #{RUBY_VERSION}, but your Gemfile specified #{not_local_ruby_version}")
+    expect(err).to be_include("Your Ruby version is #{Gem.ruby_version}, but your Gemfile specified #{not_local_ruby_version}")
   end
 
   def should_be_engine_incorrect

spec/bundler/commands/update_spec.rb

@@ -983,7 +983,7 @@ RSpec.describe "bundle update --ruby" do
   context "when the Gemfile removes the ruby" do
     before do
       install_gemfile <<-G
-        ruby '~> #{RUBY_VERSION}'
+        ruby '~> #{Gem.ruby_version}'
         source "#{file_uri_for(gem_repo1)}"
       G
 
@@ -1013,12 +1013,12 @@ RSpec.describe "bundle update --ruby" do
   context "when the Gemfile specified an updated Ruby version" do
     before do
       install_gemfile <<-G
-        ruby '~> #{RUBY_VERSION}'
+        ruby '~> #{Gem.ruby_version}'
         source "#{file_uri_for(gem_repo1)}"
       G
 
       gemfile <<-G
-          ruby '~> #{RUBY_VERSION[0..2]}'
+          ruby '~> #{current_ruby_minor}'
           source "#{file_uri_for(gem_repo1)}"
       G
     end
@@ -1047,7 +1047,7 @@ RSpec.describe "bundle update --ruby" do
   context "when a different Ruby is being used than has been versioned" do
     before do
       install_gemfile <<-G
-        ruby '~> #{RUBY_VERSION}'
+        ruby '~> #{Gem.ruby_version}'
         source "#{file_uri_for(gem_repo1)}"
       G
 
@@ -1083,7 +1083,7 @@ RSpec.describe "bundle update --ruby" do
       L
 
       gemfile <<-G
-          ruby '~> #{RUBY_VERSION}'
+          ruby '~> #{Gem.ruby_version}'
           source "#{file_uri_for(gem_repo1)}"
       G
     end

spec/bundler/install/gemfile/ruby_spec.rb

@@ -11,13 +11,13 @@ RSpec.describe "ruby requirement" do
   it "allows adding gems" do
     install_gemfile <<-G
       source "#{file_uri_for(gem_repo1)}"
-      ruby "#{RUBY_VERSION}"
+      ruby "#{Gem.ruby_version}"
       gem "rack"
     G
 
     install_gemfile <<-G
       source "#{file_uri_for(gem_repo1)}"
-      ruby "#{RUBY_VERSION}"
+      ruby "#{Gem.ruby_version}"
       gem "rack"
       gem "rack-obama"
     G
@@ -28,7 +28,7 @@ RSpec.describe "ruby requirement" do
   it "allows removing the ruby version requirement" do
     install_gemfile <<-G
       source "#{file_uri_for(gem_repo1)}"
-      ruby "~> #{RUBY_VERSION}"
+      ruby "~> #{Gem.ruby_version}"
       gem "rack"
     G
 
@@ -46,7 +46,7 @@ RSpec.describe "ruby requirement" do
   it "allows changing the ruby version requirement to something compatible" do
     install_gemfile <<-G
       source "#{file_uri_for(gem_repo1)}"
-      ruby ">= #{RUBY_VERSION[0..2]}.0"
+      ruby ">= #{current_ruby_minor}"
       gem "rack"
     G
 
@@ -55,7 +55,7 @@ RSpec.describe "ruby requirement" do
 
     install_gemfile <<-G
       source "#{file_uri_for(gem_repo1)}"
-      ruby ">= #{RUBY_VERSION}"
+      ruby ">= #{Gem.ruby_version}"
       gem "rack"
     G
 
@@ -93,7 +93,7 @@ RSpec.describe "ruby requirement" do
 
     install_gemfile <<-G
       source "#{file_uri_for(gem_repo1)}"
-      ruby ">= #{RUBY_VERSION[0..2]}.0"
+      ruby ">= #{current_ruby_minor}"
       gem "rack"
     G
 
@@ -104,7 +104,7 @@ RSpec.describe "ruby requirement" do
   it "allows requirements with trailing whitespace" do
     install_gemfile <<-G
       source "#{file_uri_for(gem_repo1)}"
-      ruby "#{RUBY_VERSION}\\n \t\\n"
+      ruby "#{Gem.ruby_version}\\n \t\\n"
       gem "rack"
     G