Merge Bundler 2.1.0.pre.1 as developed version from upstream.

a53709556b

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67539 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/bundler.rb

@@ -5,7 +5,6 @@ require "bundler/compatibility_guard"
 require "bundler/vendored_fileutils"
 require "pathname"
 require "rbconfig"
-require "thread"
 
 require "bundler/errors"
 require "bundler/environment_preserver"
@@ -119,7 +118,7 @@ module Bundler
     end
 
     def environment
-      SharedHelpers.major_deprecation 3, "Bundler.environment has been removed in favor of Bundler.load"
+      SharedHelpers.major_deprecation 2, "Bundler.environment has been removed in favor of Bundler.load"
       load
     end
 
@@ -280,10 +279,19 @@ EOF
       ORIGINAL_ENV.clone
     end
 
-    # @deprecated Use `original_env` instead
+    # @deprecated Use `unbundled_env` instead
-    # @return [Hash] Environment with all bundler-related variables removed
     def clean_env
-      Bundler::SharedHelpers.major_deprecation(3, "`Bundler.clean_env` has weird edge cases, use `.original_env` instead")
+      Bundler::SharedHelpers.major_deprecation(
+        2,
+        "`Bundler.clean_env` has been deprecated in favor of `Bundler.unbundled_env`. " \
+        "If you instead want the environment before bundler was originally loaded, use `Bundler.original_env`"
+      )
+
+      unbundled_env
+    end
+
+    # @return [Hash] Environment with all bundler-related variables removed
+    def unbundled_env
       env = original_env
 
       if env.key?("BUNDLER_ORIG_MANPATH")
@@ -305,20 +313,67 @@ EOF
       env
     end
 
+    # Run block with environment present before Bundler was activated
     def with_original_env
       with_env(original_env) { yield }
     end
 
+    # @deprecated Use `with_unbundled_env` instead
     def with_clean_env
-      with_env(clean_env) { yield }
+      Bundler::SharedHelpers.major_deprecation(
+        2,
+        "`Bundler.with_clean_env` has been deprecated in favor of `Bundler.with_unbundled_env`. " \
+        "If you instead want the environment before bundler was originally loaded, use `Bundler.with_original_env`"
+      )
+
+      with_env(unbundled_env) { yield }
     end
 
+    # Run block with all bundler-related variables removed
+    def with_unbundled_env
+      with_env(unbundled_env) { yield }
+    end
+
+    # Run subcommand with the environment present before Bundler was activated
+    def original_system(*args)
+      with_original_env { Kernel.system(*args) }
+    end
+
+    # @deprecated Use `unbundled_system` instead
     def clean_system(*args)
-      with_clean_env { Kernel.system(*args) }
+      Bundler::SharedHelpers.major_deprecation(
+        2,
+        "`Bundler.clean_system` has been deprecated in favor of `Bundler.unbundled_system`. " \
+        "If you instead want to run the command in the environment before bundler was originally loaded, use `Bundler.original_system`"
+      )
+
+      with_env(unbundled_env) { Kernel.system(*args) }
     end
 
+    # Run subcommand in an environment with all bundler related variables removed
+    def unbundled_system(*args)
+      with_unbundled_env { Kernel.system(*args) }
+    end
+
+    # Run a `Kernel.exec` to a subcommand with the environment present before Bundler was activated
+    def original_exec(*args)
+      with_original_env { Kernel.exec(*args) }
+    end
+
+    # @deprecated Use `unbundled_exec` instead
     def clean_exec(*args)
-      with_clean_env { Kernel.exec(*args) }
+      Bundler::SharedHelpers.major_deprecation(
+        2,
+        "`Bundler.clean_exec` has been deprecated in favor of `Bundler.unbundled_exec`. " \
+        "If you instead want to exec to a command in the environment before bundler was originally loaded, use `Bundler.original_exec`"
+      )
+
+      with_env(unbundled_env) { Kernel.exec(*args) }
+    end
+
+    # Run a `Kernel.exec` to a subcommand in an environment with all bundler related variables removed
+    def unbundled_exec(*args)
+      with_env(unbundled_env) { Kernel.exec(*args) }
     end
 
     def local_platform
@@ -343,7 +398,7 @@ EOF
       # system binaries. If you put '-n foo' in your .gemrc, RubyGems will
       # install binstubs there instead. Unfortunately, RubyGems doesn't expose
       # that directory at all, so rather than parse .gemrc ourselves, we allow
-      # the directory to be set as well, via `bundle config bindir foo`.
+      # the directory to be set as well, via `bundle config set bindir foo`.
       Bundler.settings[:system_bindir] || Bundler.rubygems.gem_bindir
     end
 
@@ -523,7 +578,7 @@ EOF
     rescue ScriptError, StandardError => e
       msg = "There was an error while loading `#{path.basename}`: #{e.message}"
 
-      if e.is_a?(LoadError) && RUBY_VERSION >= "1.9"
+      if e.is_a?(LoadError)
         msg += "\nDoes it try to require a relative path? That's been removed in Ruby 1.9"
       end
 

lib/bundler/bundler.gemspec

@@ -1,4 +1,3 @@
-# coding: utf-8
 # frozen_string_literal: true
 
 begin
@@ -19,16 +18,16 @@ Gem::Specification.new do |s|
     "Yehuda Katz"
   ]
   s.email       = ["team@bundler.io"]
-  s.homepage    = "http://bundler.io"
+  s.homepage    = "https://bundler.io"
   s.summary     = "The best way to manage your application's dependencies"
   s.description = "Bundler manages an application's dependencies through its entire life, across many machines, systematically and repeatably"
 
   if s.respond_to?(:metadata=)
     s.metadata = {
-      "bug_tracker_uri" => "http://github.com/bundler/bundler/issues",
+      "bug_tracker_uri" => "https://github.com/bundler/bundler/issues",
       "changelog_uri" => "https://github.com/bundler/bundler/blob/master/CHANGELOG.md",
       "homepage_uri" => "https://bundler.io/",
-      "source_code_uri" => "http://github.com/bundler/bundler/",
+      "source_code_uri" => "https://github.com/bundler/bundler/",
     }
   end
 
@@ -41,14 +40,12 @@ Gem::Specification.new do |s|
   end
 
   s.add_development_dependency "automatiek", "~> 0.1.0"
-  s.add_development_dependency "mustache",   "0.99.6"
+  s.add_development_dependency "rake",       "~> 12.0"
-  s.add_development_dependency "rake",       "~> 10.0"
-  s.add_development_dependency "rdiscount",  "~> 2.2"
   s.add_development_dependency "ronn",       "~> 0.7.3"
   s.add_development_dependency "rspec",      "~> 3.6"
+  s.add_development_dependency "rubocop",    "= 0.65.0"
 
-  # base_dir = File.dirname(__FILE__).gsub(%r{([^A-Za-z0-9_\-.,:\/@\n])}, "\\\\\\1")
+  # s.files = Dir.glob("{lib,exe}/**/*", File::FNM_DOTMATCH).reject {|f| File.directory?(f) }
-  # s.files = IO.popen("git -C #{base_dir} ls-files -z", &:read).split("\x0").select {|f| f.match(%r{^(lib|exe)/}) }
 
   # we don't check in man pages, but we need to ship them because
   # we use them to generate the long-form help for each command.

lib/bundler/capistrano.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 require "bundler/shared_helpers"
-Bundler::SharedHelpers.major_deprecation 3,
+Bundler::SharedHelpers.major_deprecation 2,
   "The Bundler task for Capistrano. Please use http://github.com/capistrano/bundler"
 
 # Capistrano task for Bundler.

lib/bundler/cli.rb

@@ -16,7 +16,7 @@ module Bundler
 
     def self.start(*)
       super
-    rescue Exception => e
+    rescue Exception => e # rubocop:disable Lint/RescueException
       Bundler.ui = UI::Shell.new
       raise e
     ensure
@@ -61,11 +61,6 @@ module Bundler
       end
     end
 
-    def self.deprecated_option(*args, &blk)
-      return if Bundler.feature_flag.forget_cli_options?
-      method_option(*args, &blk)
-    end
-
     check_unknown_options!(:except => [:config, :exec])
     stop_on_unknown_option! :exec
 
@@ -142,7 +137,7 @@ module Bundler
       Gemfile to a gem with a gemspec, the --gemspec option will automatically add each
       dependency listed in the gemspec file to the newly created Gemfile.
     D
-    deprecated_option "gemspec", :type => :string, :banner => "Use the specified .gemspec to create the Gemfile"
+    method_option "gemspec", :type => :string, :banner => "Use the specified .gemspec to create the Gemfile"
     def init
       require "bundler/cli/init"
       Init.new(options.dup).run
@@ -188,13 +183,13 @@ module Bundler
 
       If the bundle has already been installed, bundler will tell you so and then exit.
     D
-    deprecated_option "binstubs", :type => :string, :lazy_default => "bin", :banner =>
+    method_option "binstubs", :type => :string, :lazy_default => "bin", :banner =>
       "Generate bin stubs for bundled gems to ./bin"
-    deprecated_option "clean", :type => :boolean, :banner =>
+    method_option "clean", :type => :boolean, :banner =>
       "Run bundle clean automatically after install"
-    deprecated_option "deployment", :type => :boolean, :banner =>
+    method_option "deployment", :type => :boolean, :banner =>
       "Install using defaults tuned for deployment environments"
-    deprecated_option "frozen", :type => :boolean, :banner =>
+    method_option "frozen", :type => :boolean, :banner =>
       "Do not allow the Gemfile.lock to be updated after this install"
     method_option "full-index", :type => :boolean, :banner =>
       "Fall back to using the single-file index of all gems"
@@ -204,32 +199,37 @@ 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"
-    deprecated_option "no-cache", :type => :boolean, :banner =>
+    method_option "no-cache", :type => :boolean, :banner =>
       "Don't update the existing gem cache."
     method_option "redownload", :type => :boolean, :aliases => "--force", :banner =>
       "Force downloading every gem."
-    deprecated_option "no-prune", :type => :boolean, :banner =>
+    method_option "no-prune", :type => :boolean, :banner =>
       "Don't remove stale gems from the cache."
-    deprecated_option "path", :type => :string, :banner =>
+    method_option "path", :type => :string, :banner =>
       "Specify a different path than the system default ($BUNDLE_PATH or $GEM_HOME). Bundler will remember this value for future installs on this machine"
     method_option "quiet", :type => :boolean, :banner =>
       "Only output warnings and errors."
-    deprecated_option "shebang", :type => :string, :banner =>
+    method_option "shebang", :type => :string, :banner =>
       "Specify a different shebang executable name than the default (usually 'ruby')"
     method_option "standalone", :type => :array, :lazy_default => [], :banner =>
       "Make a bundle that can work without the Bundler runtime"
-    deprecated_option "system", :type => :boolean, :banner =>
+    method_option "system", :type => :boolean, :banner =>
       "Install to the system location ($BUNDLE_PATH or $GEM_HOME) even if the bundle was previously installed somewhere else for this application"
     method_option "trust-policy", :alias => "P", :type => :string, :banner =>
       "Gem trust policy (like gem install -P). Must be one of " +
         Bundler.rubygems.security_policy_keys.join("|")
-    deprecated_option "without", :type => :array, :banner =>
+    method_option "without", :type => :array, :banner =>
       "Exclude gems that are part of the specified named group."
-    deprecated_option "with", :type => :array, :banner =>
+    method_option "with", :type => :array, :banner =>
       "Include gems that are part of the specified named group."
     map "i" => "install"
     def install
-      SharedHelpers.major_deprecation(3, "The `--force` option has been renamed to `--redownload`") if ARGV.include?("--force")
+      SharedHelpers.major_deprecation(2, "The `--force` option has been renamed to `--redownload`") if ARGV.include?("--force")
+
+      %w[clean deployment frozen no-cache no-prune path shebang system without with].each do |option|
+        remembered_flag_deprecation(option)
+      end
+
       require "bundler/cli/install"
       Bundler.settings.temporary(:no_install => false) do
         Install.new(options.dup).run
@@ -275,57 +275,60 @@ module Bundler
     method_option "all", :type => :boolean, :banner =>
       "Update everything."
     def update(*gems)
-      SharedHelpers.major_deprecation(3, "The `--force` option has been renamed to `--redownload`") if ARGV.include?("--force")
+      SharedHelpers.major_deprecation(2, "The `--force` option has been renamed to `--redownload`") if ARGV.include?("--force")
       require "bundler/cli/update"
-      Update.new(options, gems).run
+      Bundler.settings.temporary(:no_install => false) do
+        Update.new(options, gems).run
+      end
     end
 
-    desc "show GEM [OPTIONS]", "Shows all gems that are part of the bundle, or the path to a given gem"
+    unless Bundler.feature_flag.bundler_3_mode?
-    long_desc <<-D
+      desc "show GEM [OPTIONS]", "Shows all gems that are part of the bundle, or the path to a given gem"
-      Show lists the names and versions of all gems that are required by your Gemfile.
+      long_desc <<-D
-      Calling show with [GEM] will list the exact location of that gem on your machine.
+        Show lists the names and versions of all gems that are required by your Gemfile.
-    D
+        Calling show with [GEM] will list the exact location of that gem on your machine.
-    method_option "paths", :type => :boolean,
+      D
-                           :banner => "List the paths of all gems that are required by your Gemfile."
+      method_option "paths", :type => :boolean,
-    method_option "outdated", :type => :boolean,
+                             :banner => "List the paths of all gems that are required by your Gemfile."
-                              :banner => "Show verbose output including whether gems are outdated."
+      method_option "outdated", :type => :boolean,
-    def show(gem_name = nil)
+                                :banner => "Show verbose output including whether gems are outdated."
-      if ARGV[0] == "show"
+      def show(gem_name = nil)
-        rest = ARGV[1..-1]
+        if ARGV[0] == "show"
+          rest = ARGV[1..-1]
 
-        new_command = rest.find {|arg| !arg.start_with?("--") } ? "info" : "list"
+          if flag = rest.find{|arg| ["--verbose", "--outdated"].include?(arg) }
+            Bundler::SharedHelpers.major_deprecation(2, "the `#{flag}` flag to `bundle show` was undocumented and will be removed without replacement")
+          else
+            new_command = rest.find {|arg| !arg.start_with?("--") } ? "info" : "list"
 
-        new_arguments = rest.map do |arg|
+            new_arguments = rest.map do |arg|
-          next arg if arg != "--paths"
+              next arg if arg != "--paths"
-          next "--path" if new_command == "info"
+              next "--path" if new_command == "info"
+            end
+
+            old_argv = ARGV.join(" ")
+            new_argv = [new_command, *new_arguments.compact].join(" ")
+
+            Bundler::SharedHelpers.major_deprecation(2, "use `bundle #{new_argv}` instead of `bundle #{old_argv}`")
+          end
         end
-
+        require "bundler/cli/show"
-        old_argv = ARGV.join(" ")
+        Show.new(options, gem_name).run
-        new_argv = [new_command, *new_arguments.compact].join(" ")
-
-        Bundler::SharedHelpers.major_deprecation(3, "use `bundle #{new_argv}` instead of `bundle #{old_argv}`")
       end
-      require "bundler/cli/show"
-      Show.new(options, gem_name).run
     end
-    # TODO: 2.0 remove `bundle show`
 
-    if Bundler.feature_flag.list_command?
+    desc "list", "List all gems in the bundle"
-      desc "list", "List all gems in the bundle"
+    method_option "name-only", :type => :boolean, :banner => "print only the gem names"
-      method_option "name-only", :type => :boolean, :banner => "print only the gem names"
+    method_option "only-group", :type => :string, :banner => "print gems from a particular group"
-      method_option "only-group", :type => :string, :banner => "print gems from a particular group"
+    method_option "without-group", :type => :string, :banner => "print all gems except from a group"
-      method_option "without-group", :type => :string, :banner => "print all gems expect from a group"
+    method_option "paths", :type => :boolean, :banner => "print the path to each gem in the bundle"
-      method_option "paths", :type => :boolean, :banner => "print the path to each gem in the bundle"
+    def list
-      def list
+      require "bundler/cli/list"
-        require "bundler/cli/list"
+      List.new(options).run
-        List.new(options).run
-      end
-
-      map %w[ls] => "list"
-    else
-      map %w[list] => "show"
     end
 
+    map %w[ls] => "list"
+
     desc "info GEM [OPTIONS]", "Show information for the given gem"
     method_option "path", :type => :boolean, :banner => "Print full path to gem"
     def info(gem_name)
@@ -386,9 +389,10 @@ 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 "strict", :type => :boolean, :banner =>
+    strict_is_update = Bundler.feature_flag.forget_cli_options?
+    method_option "filter-strict", :type => :boolean, :aliases => strict_is_update ? [] : %w[--strict], :banner =>
       "Only list newer versions allowed by your Gemfile requirements"
-    method_option "update-strict", :type => :boolean, :banner =>
+    method_option "update-strict", :type => :boolean, :aliases => strict_is_update ? %w[--strict] : [], :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)"
@@ -475,11 +479,8 @@ module Bundler
       will show the current value, as well as any superceded values and
       where they were specified.
     D
-    method_option "parseable", :type => :boolean, :banner => "Use minimal formatting for more parseable output"
+    require "bundler/cli/config"
-    def config(*args)
+    subcommand "config", Config
-      require "bundler/cli/config"
-      Config.new(options, args, self).run
-    end
 
     desc "open GEM", "Opens the source directory of the given bundled gem"
     def open(name)
@@ -487,7 +488,7 @@ module Bundler
       Open.new(options, name).run
     end
 
-    if Bundler.feature_flag.console_command?
+    unless Bundler.feature_flag.bundler_3_mode?
       desc "console [GROUP]", "Opens an IRB session with the bundle pre-loaded"
       def console(group = nil)
         require "bundler/cli/console"
@@ -524,7 +525,7 @@ module Bundler
       end
     end
 
-    if Bundler.feature_flag.viz_command?
+    unless Bundler.feature_flag.bundler_3_mode?
       desc "viz [OPTIONS]", "Generates a visual dependency graph", :hide => true
       long_desc <<-D
         Viz generates a PNG file of the current Gemfile as a dependency graph.
@@ -537,7 +538,7 @@ module Bundler
       method_option :version, :type => :boolean, :default => false, :aliases => "-v", :desc => "Set to show each gem version."
       method_option :without, :type => :array, :default => [], :aliases => "-W", :banner => "GROUP[ GROUP...]", :desc => "Exclude gems that are part of the specified named group."
       def viz
-        SharedHelpers.major_deprecation 3, "The `viz` command has been moved to the `bundle-viz` gem, see https://github.com/bundler/bundler-viz"
+        SharedHelpers.major_deprecation 2, "The `viz` command has been moved to the `bundle-viz` gem, see https://github.com/bundler/bundler-viz"
         require "bundler/cli/viz"
         Viz.new(options.dup).run
       end
@@ -547,14 +548,14 @@ module Bundler
 
     desc "gem NAME [OPTIONS]", "Creates a skeleton for creating a rubygem"
     method_option :exe, :type => :boolean, :default => false, :aliases => ["--bin", "-b"], :desc => "Generate a binary executable for your library."
-    method_option :coc, :type => :boolean, :desc => "Generate a code of conduct file. Set a default with `bundle config gem.coc true`."
+    method_option :coc, :type => :boolean, :desc => "Generate a code of conduct file. Set a default with `bundle config set gem.coc true`."
     method_option :edit, :type => :string, :aliases => "-e", :required => false, :banner => "EDITOR",
                          :lazy_default => [ENV["BUNDLER_EDITOR"], ENV["VISUAL"], ENV["EDITOR"]].find {|e| !e.nil? && !e.empty? },
                          :desc => "Open generated gemspec in the specified editor (defaults to $EDITOR or $BUNDLER_EDITOR)"
     method_option :ext, :type => :boolean, :default => false, :desc => "Generate the boilerplate for C extension code"
-    method_option :mit, :type => :boolean, :desc => "Generate an MIT license file. Set a default with `bundle config gem.mit true`."
+    method_option :mit, :type => :boolean, :desc => "Generate an MIT license file. Set a default with `bundle config set gem.mit true`."
     method_option :test, :type => :string, :lazy_default => "rspec", :aliases => "-t", :banner => "rspec",
-                         :desc => "Generate a test directory for your library, either rspec or minitest. Set a default with `bundle config gem.test rspec`."
+                         :desc => "Generate a test directory for your library, either rspec or minitest. Set a default with `bundle config set gem.test rspec`."
     def gem(name)
     end
 
@@ -608,7 +609,7 @@ module Bundler
     method_option "group", :type => :string, :banner =>
      "Install gem into a bundler group"
     def inject(name, version)
-      SharedHelpers.major_deprecation 3, "The `inject` command has been replaced by the `add` command"
+      SharedHelpers.major_deprecation 2, "The `inject` command has been replaced by the `add` command"
       require "bundler/cli/inject"
       Inject.new(options.dup, name, version).run
     end
@@ -620,6 +621,8 @@ module Bundler
       "do not attempt to fetch remote gemspecs and use the local gem cache only"
     method_option "print", :type => :boolean, :default => false, :banner =>
       "print the lockfile to STDOUT instead of writing to the file system"
+    method_option "gemfile", :type => :string, :banner =>
+      "Use the specified gemfile instead of Gemfile"
     method_option "lockfile", :type => :string, :default => nil, :banner =>
       "the path the lockfile should be written to"
     method_option "full-index", :type => :boolean, :default => false, :banner =>
@@ -714,7 +717,7 @@ module Bundler
 
     # Automatically invoke `bundle install` and resume if
     # Bundler.settings[:auto_install] exists. This is set through config cmd
-    # `bundle config auto_install 1`.
+    # `bundle config set auto_install 1`.
     #
     # Note that this method `nil`s out the global Definition object, so it
     # should be called first, before you instantiate anything like an
@@ -786,5 +789,22 @@ module Bundler
     rescue RuntimeError
       nil
     end
+
+    def remembered_flag_deprecation(name)
+      option = current_command.options[name]
+      flag_name = option.switch_name
+
+      name_index = ARGV.find {|arg| flag_name == arg }
+      return unless name_index
+
+      value = options[name]
+      value = value.join(" ").to_s if option.type == :array
+
+      Bundler::SharedHelpers.major_deprecation 2,\
+        "The `#{flag_name}` flag is deprecated because it relies on being " \
+        "remembered accross bundler invokations, which bundler will no longer " \
+        "do in future versions. Instead please use `bundle config #{name} " \
+        "'#{value}'`, and stop using this flag"
+    end
   end
 end

lib/bundler/cli/cache.rb

@@ -29,7 +29,7 @@ module Bundler
       if Bundler.definition.has_local_dependencies? && !Bundler.feature_flag.cache_all?
         Bundler.ui.warn "Your Gemfile contains path and git dependencies. If you want "    \
           "to package them as well, please pass the --all flag. This will be the default " \
-          "on Bundler 2.0."
+          "on Bundler 3.0."
       end
     end
   end

lib/bundler/cli/common.rb

@@ -23,7 +23,7 @@ module Bundler
       groups = Bundler.settings[:without]
       group_list = [groups[0...-1].join(", "), groups[-1..-1]].
         reject {|s| s.to_s.empty? }.join(" and ")
-      group_str = (groups.size == 1) ? "group" : "groups"
+      group_str = groups.size == 1 ? "group" : "groups"
       "Gems in the #{group_str} #{group_list} were not installed."
     end
 
@@ -49,10 +49,6 @@ module Bundler
     end
 
     def self.ask_for_spec_from(specs)
-      if !$stdout.tty? && ENV["BUNDLE_SPEC_RUN"].nil?
-        raise GemNotFound, gem_not_found_message(name, Bundler.definition.dependencies)
-      end
-
       specs.each_with_index do |spec, index|
         Bundler.ui.info "#{index.succ} : #{spec.name}", true
       end
@@ -72,7 +68,7 @@ module Bundler
     end
 
     def self.ensure_all_gems_in_lockfile!(names, locked_gems = Bundler.locked_gems)
-      locked_names = locked_gems.specs.map(&:name)
+      locked_names = locked_gems.specs.map(&:name).uniq
       names.-(locked_names).each do |g|
         raise GemNotFound, gem_not_found_message(g, locked_names)
       end
@@ -80,10 +76,12 @@ module Bundler
 
     def self.configure_gem_version_promoter(definition, options)
       patch_level = patch_level_options(options)
+      patch_level << :patch if patch_level.empty? && Bundler.settings[:prefer_patch]
       raise InvalidOption, "Provide only one of the following options: #{patch_level.join(", ")}" unless patch_level.length <= 1
+
       definition.gem_version_promoter.tap do |gvp|
         gvp.level = patch_level.first || :major
-        gvp.strict = options[:strict] || options["update-strict"]
+        gvp.strict = options[:strict] || options["update-strict"] || options["filter-strict"]
       end
     end
 

lib/bundler/cli/config.rb

@@ -1,119 +1,194 @@
 # frozen_string_literal: true
 
 module Bundler
-  class CLI::Config
+  class CLI::Config < Thor
-    attr_reader :name, :options, :scope, :thor
+    class_option :parseable, :type => :boolean, :banner => "Use minimal formatting for more parseable output"
-    attr_accessor :args
 
-    def initialize(options, args, thor)
+    def self.scope_options
-      @options = options
+      method_option :global, :type => :boolean, :banner => "Only change the global config"
-      @args = args
+      method_option :local, :type => :boolean, :banner => "Only change the local config"
-      @thor = thor
+    end
-      @name = peek = args.shift
+    private_class_method :scope_options
-      @scope = "global"
+
-      return unless peek && peek.start_with?("--")
+    desc "base NAME [VALUE]", "The Bundler 1 config interface", :hide => true
-      @name = args.shift
+    scope_options
-      @scope = peek[2..-1]
+    method_option :delete, :type => :boolean, :banner => "delete"
+    def base(name = nil, *value)
+      new_args =
+        if ARGV.size == 1
+          ["config", "list"]
+        elsif ARGV.include?("--delete")
+          ARGV.map {|arg| arg == "--delete" ? "unset" : arg }
+        elsif ARGV.include?("--global") || ARGV.include?("--local") || ARGV.size == 3
+          ["config", "set", *ARGV[1..-1]]
+        else
+          ["config", "get", ARGV[1]]
+        end
+
+      SharedHelpers.major_deprecation 2,
+        "Using the `config` command without a subcommand [list, get, set, unset] is deprecated and will be removed in the future. Use `bundle #{new_args.join(" ")}` instead."
+
+      Base.new(options, name, value, self).run
     end
 
-    def run
+    desc "list", "List out all configured settings"
-      unless name
+    def list
-        confirm_all
+      Base.new(options, nil, nil, self).run
-        return
+    end
+
+    desc "get NAME", "Returns the value for the given key"
+    def get(name)
+      Base.new(options, name, nil, self).run
+    end
+
+    desc "set NAME VALUE", "Sets the given value for the given key"
+    scope_options
+    def set(name, value, *value_)
+      Base.new(options, name, value_.unshift(value), self).run
+    end
+
+    desc "unset NAME", "Unsets the value for the given key"
+    scope_options
+    def unset(name)
+      options[:delete] = true
+      Base.new(options, name, nil, self).run
+    end
+
+    default_task :base
+
+    class Base
+      attr_reader :name, :value, :options, :scope, :thor
+
+      def initialize(options, name, value, thor)
+        @options = options
+        @name = name
+        value = Array(value)
+        @value = value.empty? ? nil : value.join(" ")
+        @thor = thor
+        validate_scope!
       end
 
-      unless valid_scope?(scope)
+      def run
-        Bundler.ui.error "Invalid scope --#{scope} given. Please use --local or --global."
+        unless name
-        exit 1
+          warn_unused_scope "Ignoring --#{scope}"
-      end
+          confirm_all
+          return
+        end
 
-      if scope == "delete"
+        if options[:delete]
-        Bundler.settings.set_local(name, nil)
+          if !explicit_scope? || scope != "global"
-        Bundler.settings.set_global(name, nil)
+            Bundler.settings.set_local(name, nil)
-        return
+          end
-      end
+          if !explicit_scope? || scope != "local"
-
+            Bundler.settings.set_global(name, nil)
-      if args.empty?
-        if options[:parseable]
-          if value = Bundler.settings[name]
-            Bundler.ui.info("#{name}=#{value}")
           end
           return
         end
 
-        confirm(name)
+        if value.nil?
-        return
+          warn_unused_scope "Ignoring --#{scope} since no value to set was given"
+
+          if options[:parseable]
+            if value = Bundler.settings[name]
+              Bundler.ui.info("#{name}=#{value}")
+            end
+            return
+          end
+
+          confirm(name)
+          return
+        end
+
+        Bundler.ui.info(message) if message
+        Bundler.settings.send("set_#{scope}", name, new_value)
       end
 
-      Bundler.ui.info(message) if message
+      def confirm_all
-      Bundler.settings.send("set_#{scope}", name, new_value)
+        if @options[:parseable]
-    end
+          thor.with_padding do
-
+            Bundler.settings.all.each do |setting|
-  private
+              val = Bundler.settings[setting]
-
+              Bundler.ui.info "#{setting}=#{val}"
-    def confirm_all
+            end
-      if @options[:parseable]
+          end
-        thor.with_padding do
+        else
+          Bundler.ui.confirm "Settings are listed in order of priority. The top value will be used.\n"
           Bundler.settings.all.each do |setting|
-            val = Bundler.settings[setting]
+            Bundler.ui.confirm "#{setting}"
-            Bundler.ui.info "#{setting}=#{val}"
+            show_pretty_values_for(setting)
+            Bundler.ui.confirm ""
           end
         end
-      else
+      end
-        Bundler.ui.confirm "Settings are listed in order of priority. The top value will be used.\n"
+
-        Bundler.settings.all.each do |setting|
+      def confirm(name)
-          Bundler.ui.confirm "#{setting}"
+        Bundler.ui.confirm "Settings for `#{name}` in order of priority. The top value will be used"
-          show_pretty_values_for(setting)
+        show_pretty_values_for(name)
-          Bundler.ui.confirm ""
+      end
+
+      def new_value
+        pathname = Pathname.new(value)
+        if name.start_with?("local.") && pathname.directory?
+          pathname.expand_path.to_s
+        else
+          value
         end
       end
-    end
 
-    def confirm(name)
+      def message
-      Bundler.ui.confirm "Settings for `#{name}` in order of priority. The top value will be used"
+        locations = Bundler.settings.locations(name)
-      show_pretty_values_for(name)
+        if @options[:parseable]
-    end
+          "#{name}=#{new_value}" if new_value
-
+        elsif scope == "global"
-    def new_value
+          if !locations[:local].nil?
-      pathname = Pathname.new(args.join(" "))
+            "Your application has set #{name} to #{locations[:local].inspect}. " \
-      if name.start_with?("local.") && pathname.directory?
+              "This will override the global value you are currently setting"
-        pathname.expand_path.to_s
+          elsif locations[:env]
-      else
+            "You have a bundler environment variable for #{name} set to " \
-        args.join(" ")
+              "#{locations[:env].inspect}. This will take precedence over the global value you are setting"
-      end
+          elsif !locations[:global].nil? && locations[:global] != value
-    end
+            "You are replacing the current global value of #{name}, which is currently " \
-
+              "#{locations[:global].inspect}"
-    def message
+          end
-      locations = Bundler.settings.locations(name)
+        elsif scope == "local" && !locations[:local].nil? && locations[:local] != value
-      if @options[:parseable]
+          "You are replacing the current local value of #{name}, which is currently " \
-        "#{name}=#{new_value}" if new_value
+            "#{locations[:local].inspect}"
-      elsif scope == "global"
-        if locations[:local]
-          "Your application has set #{name} to #{locations[:local].inspect}. " \
-            "This will override the global value you are currently setting"
-        elsif locations[:env]
-          "You have a bundler environment variable for #{name} set to " \
-            "#{locations[:env].inspect}. This will take precedence over the global value you are setting"
-        elsif locations[:global] && locations[:global] != args.join(" ")
-          "You are replacing the current global value of #{name}, which is currently " \
-            "#{locations[:global].inspect}"
-        end
-      elsif scope == "local" && locations[:local] != args.join(" ")
-        "You are replacing the current local value of #{name}, which is currently " \
-          "#{locations[:local].inspect}"
-      end
-    end
-
-    def show_pretty_values_for(setting)
-      thor.with_padding do
-        Bundler.settings.pretty_values_for(setting).each do |line|
-          Bundler.ui.info line
         end
       end
-    end
 
-    def valid_scope?(scope)
+      def show_pretty_values_for(setting)
-      %w[delete local global].include?(scope)
+        thor.with_padding do
+          Bundler.settings.pretty_values_for(setting).each do |line|
+            Bundler.ui.info line
+          end
+        end
+      end
+
+      def explicit_scope?
+        @explicit_scope
+      end
+
+      def warn_unused_scope(msg)
+        return unless explicit_scope?
+        return if options[:parseable]
+
+        Bundler.ui.warn(msg)
+      end
+
+      def validate_scope!
+        @explicit_scope = true
+        scopes = %w[global local].select {|s| options[s] }
+        case scopes.size
+        when 0
+          @scope = "global"
+          @explicit_scope = false
+        when 1
+          @scope = scopes.first
+        else
+          raise InvalidOption,
+            "The options #{scopes.join " and "} were specified. Please only use one of the switches at a time."
+        end
+      end
     end
   end
 end

lib/bundler/cli/console.rb

@@ -9,10 +9,10 @@ module Bundler
     end
 
     def run
-      Bundler::SharedHelpers.major_deprecation 3, "bundle console will be replaced " \
+      Bundler::SharedHelpers.major_deprecation 2, "bundle console will be replaced " \
                            "by `bin/console` generated by `bundle gem <name>`"
 
-      group ? Bundler.require(:default, *(group.split.map!(&:to_sym))) : Bundler.require
+      group ? Bundler.require(:default, *group.split.map!(&:to_sym)) : Bundler.require
       ARGV.clear
 
       console = get_console(Bundler.settings[:console] || "irb")

lib/bundler/cli/doctor.rb

@@ -4,8 +4,8 @@ require "rbconfig"
 
 module Bundler
   class CLI::Doctor
-    DARWIN_REGEX = /\s+(.+) \(compatibility /
+    DARWIN_REGEX = /\s+(.+) \(compatibility /.freeze
-    LDD_REGEX = /\t\S+ => (\S+) \(\S+\)/
+    LDD_REGEX = /\t\S+ => (\S+) \(\S+\)/.freeze
 
     attr_reader :options
 

lib/bundler/cli/gem.rb

@@ -11,7 +11,7 @@ module Bundler
   class CLI::Gem
     TEST_FRAMEWORK_VERSIONS = {
       "rspec" => "3.0",
-      "minitest" => "5.0"
+      "minitest" => "5.0",
     }.freeze
 
     attr_reader :options, :gem_name, :thor, :name, :target
@@ -57,7 +57,7 @@ module Bundler
         :ext              => options[:ext],
         :exe              => options[:exe],
         :bundler_version  => bundler_dependency_version,
-        :github_username  => github_username.empty? ? "[USERNAME]" : github_username
+        :github_username  => github_username.empty? ? "[USERNAME]" : github_username,
       }
       ensure_safe_gem_name(name, constant_array)
 
@@ -69,7 +69,7 @@ module Bundler
         "Rakefile.tt" => "Rakefile",
         "README.md.tt" => "README.md",
         "bin/console.tt" => "bin/console",
-        "bin/setup.tt" => "bin/setup"
+        "bin/setup.tt" => "bin/setup",
       }
 
       executables = %w[

lib/bundler/cli/info.rb

@@ -9,18 +9,24 @@ module Bundler
     end
 
     def run
+      Bundler.ui.silence do
+        Bundler.definition.validate_runtime!
+        Bundler.load.lock
+      end
+
       spec = spec_for_gem(gem_name)
 
-      spec_not_found(gem_name) unless spec
+      if spec
-      return print_gem_path(spec) if @options[:path]
+        return print_gem_path(spec) if @options[:path]
-      print_gem_info(spec)
+        print_gem_info(spec)
+      end
     end
 
   private
 
     def spec_for_gem(gem_name)
       spec = Bundler.definition.specs.find {|s| s.name == gem_name }
-      spec || default_gem_spec(gem_name)
+      spec || default_gem_spec(gem_name) || Bundler::CLI::Common.select_spec(gem_name, :regex_match)
     end
 
     def default_gem_spec(gem_name)
@@ -34,7 +40,13 @@ module Bundler
     end
 
     def print_gem_path(spec)
-      Bundler.ui.info spec.full_gem_path
+      path = if spec.name == "bundler"
+        File.expand_path("../../../..", __FILE__)
+      else
+        spec.full_gem_path
+      end
+
+      Bundler.ui.info path
     end
 
     def print_gem_info(spec)

lib/bundler/cli/init.rb

@@ -41,7 +41,7 @@ module Bundler
   private
 
     def gemfile
-      @gemfile ||= Bundler.feature_flag.init_gems_rb? ? "gems.rb" : "Gemfile"
+      @gemfile ||= Bundler.settings[:init_gems_rb] ? "gems.rb" : "Gemfile"
     end
   end
 end

lib/bundler/cli/install.rb

@@ -53,7 +53,7 @@ module Bundler
       Bundler::Fetcher.disable_endpoint = options["full-index"]
 
       if options["binstubs"]
-        Bundler::SharedHelpers.major_deprecation 3,
+        Bundler::SharedHelpers.major_deprecation 2,
           "The --binstubs option will be removed in favor of `bundle binstubs`"
       end
 
@@ -202,15 +202,16 @@ module Bundler
     end
 
     def warn_ambiguous_gems
+      # TODO: remove this when we drop Bundler 1.x support
       Installer.ambiguous_gems.to_a.each do |name, installed_from_uri, *also_found_in_uris|
-        Bundler.ui.error "Warning: the gem '#{name}' was found in multiple sources."
+        Bundler.ui.warn "Warning: the gem '#{name}' was found in multiple sources."
-        Bundler.ui.error "Installed from: #{installed_from_uri}"
+        Bundler.ui.warn "Installed from: #{installed_from_uri}"
-        Bundler.ui.error "Also found in:"
+        Bundler.ui.warn "Also found in:"
-        also_found_in_uris.each {|uri| Bundler.ui.error "  * #{uri}" }
+        also_found_in_uris.each {|uri| Bundler.ui.warn "  * #{uri}" }
-        Bundler.ui.error "You should add a source requirement to restrict this gem to your preferred source."
+        Bundler.ui.warn "You should add a source requirement to restrict this gem to your preferred source."
-        Bundler.ui.error "For example:"
+        Bundler.ui.warn "For example:"
-        Bundler.ui.error "    gem '#{name}', :source => '#{installed_from_uri}'"
+        Bundler.ui.warn "    gem '#{name}', :source => '#{installed_from_uri}'"
-        Bundler.ui.error "Then uninstall the gem '#{name}' (or delete all bundled gems) and then install again."
+        Bundler.ui.warn "Then uninstall the gem '#{name}' (or delete all bundled gems) and then install again."
       end
     end
   end

lib/bundler/cli/issue.rb

@@ -13,10 +13,10 @@ module Bundler
         https://github.com/bundler/bundler/blob/master/doc/TROUBLESHOOTING.md
 
         2. Instructions for common Bundler uses can be found on the documentation
-        site: http://bundler.io/
+        site: https://bundler.io/
 
         3. Information about each Bundler command can be found in the Bundler
-        man pages: http://bundler.io/man/bundle.1.html
+        man pages: https://bundler.io/man/bundle.1.html
 
         Hopefully the troubleshooting steps above resolved your problem!  If things
         still aren't working the way you expect them to, please let us know so

lib/bundler/cli/outdated.rb

@@ -41,7 +41,7 @@ module Bundler
 
       # the patch level options imply strict is also true. It wouldn't make
       # sense otherwise.
-      strict = options[:strict] ||
+      strict = options["filter-strict"] ||
         Bundler::CLI::Common.patch_level_options(options).any?
 
       filter_options_patch = options.keys &
@@ -124,7 +124,7 @@ module Bundler
           [nil, ordered_groups].flatten.each do |groups|
             gems = outdated_gems_by_groups[groups]
             contains_group = if groups
-              groups.split(",").include?(options[:group])
+              groups.split(", ").include?(options[:group])
             else
               options[:group] == "group"
             end
@@ -221,9 +221,9 @@ module Bundler
     def check_for_deployment_mode
       return unless Bundler.frozen_bundle?
       suggested_command = if Bundler.settings.locations("frozen")[:global]
-        "bundle config --delete frozen"
+        "bundle config unset frozen"
       elsif Bundler.settings.locations("deployment").keys.&([:global, :local]).any?
-        "bundle config --delete deployment"
+        "bundle config unset deployment"
       else
         "bundle install --no-deployment"
       end

lib/bundler/cli/package.rb

@@ -42,7 +42,7 @@ module Bundler
       if Bundler.definition.has_local_dependencies? && !Bundler.feature_flag.cache_all?
         Bundler.ui.warn "Your Gemfile contains path and git dependencies. If you want "    \
           "to package them as well, please pass the --all flag. This will be the default " \
-          "on Bundler 2.0."
+          "on Bundler 3.0."
       end
     end
   end

lib/bundler/cli/plugin.rb

@@ -5,7 +5,7 @@ module Bundler
   class CLI::Plugin < Thor
     desc "install PLUGINS", "Install the plugin from the source"
     long_desc <<-D
-      Install plugins either from the rubygems source provided (with --source option) or from a git source provided with (--git option). If no sources are provided, it uses Gem.sources
+      Install plugins either from the rubygems source provided (with --source option) or from a git source provided with --git (for remote repos) or --local_git (for local repos). If no sources are provided, it uses Gem.sources
    D
     method_option "source", :type => :string, :default => nil, :banner =>
       "URL of the RubyGems source to fetch the plugin from"
@@ -13,6 +13,8 @@ module Bundler
       "The version of the plugin to fetch"
     method_option "git", :type => :string, :default => nil, :banner =>
       "URL of the git repo to fetch from"
+    method_option "local_git", :type => :string, :default => nil, :banner =>
+      "Path of the local git repo to fetch from"
     method_option "branch", :type => :string, :default => nil, :banner =>
       "The git branch to checkout"
     method_option "ref", :type => :string, :default => nil, :banner =>
@@ -20,5 +22,10 @@ module Bundler
     def install(*plugins)
       Bundler::Plugin.install(plugins, options)
     end
+
+    desc "list", "List the installed plugins and available commands"
+    def list
+      Bundler::Plugin.list
+    end
   end
 end

lib/bundler/cli/pristine.rb

@@ -33,7 +33,7 @@ module Bundler
           if extension_cache_path = source.extension_cache_path(spec)
             FileUtils.rm_rf extension_cache_path
           end
-          FileUtils.rm_rf spec.extension_dir if spec.respond_to?(:extension_dir)
+          FileUtils.rm_rf spec.extension_dir
           FileUtils.rm_rf spec.full_gem_path
         else
           Bundler.ui.warn("Cannot pristine #{gem_name}. Gem is sourced from local path.")

lib/bundler/cli/show.rb

@@ -24,7 +24,7 @@ module Bundler
           return unless spec
           path = spec.full_gem_path
           unless File.directory?(path)
-            Bundler.ui.warn "The gem #{gem_name} has been deleted. It was installed at:"
+            return Bundler.ui.warn "The gem #{gem_name} has been deleted. It was installed at: #{path}"
           end
         end
         return Bundler.ui.info(path)

lib/bundler/cli/update.rb

@@ -22,7 +22,7 @@ module Bundler
         if Bundler.feature_flag.update_requires_all_flag?
           raise InvalidOption, "To update everything, pass the `--all` flag."
         end
-        SharedHelpers.major_deprecation 3, "Pass --all to `bundle update` to update everything"
+        SharedHelpers.major_deprecation 2, "Pass --all to `bundle update` to update everything"
       elsif !full_update && options[:all]
         raise InvalidOption, "Cannot specify --all along with specific options."
       end

lib/bundler/compact_index_client.rb

@@ -18,11 +18,6 @@ module Bundler
 
     attr_reader :directory
 
-    # @return [Lambda] A lambda that takes an array of inputs and a block, and
-    #         maps the inputs with the block in parallel.
-    #
-    attr_accessor :in_parallel
-
     def initialize(directory, fetcher)
       @directory = Pathname.new(directory)
       @updater = Updater.new(fetcher)
@@ -31,7 +26,28 @@ module Bundler
       @info_checksums_by_name = {}
       @parsed_checksums = false
       @mutex = Mutex.new
-      @in_parallel = lambda do |inputs, &blk|
+    end
+
+    def execution_mode=(block)
+      Bundler::CompactIndexClient.debug { "execution_mode=" }
+      @endpoints = Set.new
+
+      @execution_mode = block
+    end
+
+    # @return [Lambda] A lambda that takes an array of inputs and a block, and
+    #         maps the inputs with the block in parallel.
+    #
+    def execution_mode
+      @execution_mode || sequentially
+    end
+
+    def sequential_execution_mode!
+      self.execution_mode = sequentially
+    end
+
+    def sequentially
+      @sequentially ||= lambda do |inputs, &blk|
         inputs.map(&blk)
       end
     end
@@ -51,7 +67,7 @@ module Bundler
 
     def dependencies(names)
       Bundler::CompactIndexClient.debug { "dependencies(#{names})" }
-      in_parallel.call(names) do |name|
+      execution_mode.call(names) do |name|
         update_info(name)
         @cache.dependencies(name).map {|d| d.unshift(name) }
       end.flatten(1)

lib/bundler/compact_index_client/updater.rb

@@ -95,11 +95,7 @@ module Bundler
       end
 
       def slice_body(body, range)
-        if body.respond_to?(:byteslice)
+        body.byteslice(range)
-          body.byteslice(range)
-        else # pre-1.9.3
-          body.unpack("@#{range.first}a#{range.end + 1}").first
-        end
       end
 
       def checksum_for_file(path)

lib/bundler/compatibility_guard.rb

@@ -1,14 +1,9 @@
 # frozen_string_literal: false
 
-require "rubygems"
 require "bundler/version"
 
 if Bundler::VERSION.split(".").first.to_i >= 2
   if Gem::Version.new(Object::RUBY_VERSION.dup) < Gem::Version.new("2.3")
     abort "Bundler 2 requires Ruby 2.3 or later. Either install bundler 1 or update to a supported Ruby version."
   end
-
-  if Gem::Version.new(Gem::VERSION.dup) < Gem::Version.new("2.5")
-    abort "Bundler 2 requires RubyGems 2.5 or later. Either install bundler 1 or update to a supported RubyGems version."
-  end
 end

lib/bundler/definition.rb

@@ -331,7 +331,7 @@ module Bundler
       # i.e., Windows with `git config core.autocrlf=true`
       contents.gsub!(/\n/, "\r\n") if @lockfile_contents.match("\r\n")
 
-      if @locked_bundler_version && Bundler.feature_flag.lockfile_upgrade_warning?
+      if @locked_bundler_version
         locked_major = @locked_bundler_version.segments.first
         current_major = Gem::Version.create(Bundler::VERSION).segments.first
 
@@ -397,9 +397,9 @@ module Bundler
 
       unless explicit_flag
         suggested_command = if Bundler.settings.locations("frozen")[:global]
-          "bundle config --delete frozen"
+          "bundle config unset frozen"
         elsif Bundler.settings.locations("deployment").keys.&([:global, :local]).any?
-          "bundle config --delete deployment"
+          "bundle config unset deployment"
         else
           "bundle install --no-deployment"
         end
@@ -643,7 +643,7 @@ module Bundler
     end
 
     def converge_rubygems_sources
-      return false if Bundler.feature_flag.lockfile_uses_separate_rubygems_sources?
+      return false if Bundler.feature_flag.disable_multisource?
 
       changes = false
 
@@ -855,8 +855,8 @@ module Bundler
           concat_ruby_version_requirements(locked_ruby_version_object) unless @unlock[:ruby]
         end
         [
-          Dependency.new("ruby\0", ruby_versions),
+          Dependency.new("Ruby\0", ruby_versions),
-          Dependency.new("rubygems\0", Gem::VERSION),
+          Dependency.new("RubyGems\0", Gem::VERSION),
         ]
       end
     end
@@ -915,7 +915,7 @@ module Bundler
       # look for that gemspec (or its dependencies)
       default = sources.default_source
       source_requirements = { :default => default }
-      default = nil unless Bundler.feature_flag.lockfile_uses_separate_rubygems_sources?
+      default = nil unless Bundler.feature_flag.disable_multisource?
       dependencies.each do |dep|
         next unless source = dep.source || default
         source_requirements[dep.name] = source
@@ -929,7 +929,7 @@ module Bundler
 
     def pinned_spec_names(skip = nil)
       pinned_names = []
-      default = Bundler.feature_flag.lockfile_uses_separate_rubygems_sources? && sources.default_source
+      default = Bundler.feature_flag.disable_multisource? && sources.default_source
       @dependencies.each do |dep|
         next unless dep_source = dep.source || default
         next if dep_source == skip
@@ -977,7 +977,9 @@ module Bundler
       dependencies_by_name = dependencies.inject({}) {|memo, dep| memo.update(dep.name => dep) }
       @locked_gems.specs.reduce({}) do |requirements, locked_spec|
         name = locked_spec.name
-        next requirements if @locked_gems.dependencies[name] != dependencies_by_name[name]
+        dependency = dependencies_by_name[name]
+        next requirements if @locked_gems.dependencies[name] != dependency
+        next requirements if dependency && dependency.source.is_a?(Source::Path)
         dep = Gem::Dependency.new(name, ">= #{locked_spec.version}")
         requirements[name] = DepProxy.new(dep, locked_spec.platform)
         requirements

lib/bundler/deployment.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 require "bundler/shared_helpers"
-Bundler::SharedHelpers.major_deprecation 3, "Bundler no longer integrates with " \
+Bundler::SharedHelpers.major_deprecation 2, "Bundler no longer integrates with " \
   "Capistrano, but Capistrano provides its own integration with " \
   "Bundler via the capistrano-bundler gem. Use it instead."
 

lib/bundler/dsl.rb

@@ -45,7 +45,7 @@ module Bundler
       @gemfiles << expanded_gemfile_path
       contents ||= Bundler.read_file(@gemfile.to_s)
       instance_eval(contents.dup.untaint, gemfile.to_s, 1)
-    rescue Exception => e
+    rescue Exception => e # rubocop:disable Lint/RescueException
       message = "There was an error " \
         "#{e.is_a?(GemfileEvalError) ? "evaluating" : "parsing"} " \
         "`#{File.basename gemfile.to_s}`: #{e.message}"
@@ -194,7 +194,7 @@ module Bundler
               "    end\n\n"
 
         raise DeprecatedError, msg if Bundler.feature_flag.disable_multisource?
-        SharedHelpers.major_deprecation(3, msg.strip)
+        SharedHelpers.major_deprecation(2, msg.strip)
       end
 
       source_options = normalize_hash(options).merge(
@@ -290,37 +290,21 @@ module Bundler
         warn_deprecated_git_source(:github, <<-'RUBY'.strip, 'Change any "reponame" :github sources to "username/reponame".')
 "https://github.com/#{repo_name}.git"
         RUBY
-        # It would be better to use https instead of the git protocol, but this
-        # can break deployment of existing locked bundles when switching between
-        # different versions of Bundler. The change will be made in 2.0, which
-        # does not guarantee compatibility with the 1.x series.
-        #
-        # See https://github.com/bundler/bundler/pull/2569 for discussion
-        #
-        # This can be overridden by adding this code to your Gemfiles:
-        #
-        #   git_source(:github) do |repo_name|
-        #     repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/")
-        #     "https://github.com/#{repo_name}.git"
-        #   end
         repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/")
-        # TODO: 2.0 upgrade this setting to the default
+        if Bundler.feature_flag.github_https?
-        if Bundler.settings["github.https"]
-          Bundler::SharedHelpers.major_deprecation 3, "The `github.https` setting will be removed"
           "https://github.com/#{repo_name}.git"
         else
+          Bundler::SharedHelpers.major_deprecation 2, "Setting `github.https` to false is deprecated and won't be supported in the future."
           "git://github.com/#{repo_name}.git"
         end
       end
 
-      # TODO: 2.0 remove this deprecated git source
       git_source(:gist) do |repo_name|
         warn_deprecated_git_source(:gist, '"https://gist.github.com/#{repo_name}.git"')
 
         "https://gist.github.com/#{repo_name}.git"
       end
 
-      # TODO: 2.0 remove this deprecated git source
       git_source(:bitbucket) do |repo_name|
         warn_deprecated_git_source(:bitbucket, <<-'RUBY'.strip)
 user_name, repo_name = repo_name.split("/")
@@ -363,9 +347,7 @@ repo_name ||= user_name
       if name =~ /\s/
         raise GemfileError, %('#{name}' is not a valid gem name because it contains whitespace)
       end
-      if name.empty?
+      raise GemfileError, %(an empty gem name is not valid) if name.empty?
-        raise GemfileError, %(an empty gem name is not valid)
-      end
 
       normalize_hash(opts)
 
@@ -443,10 +425,10 @@ repo_name ||= user_name
       message = String.new
       message << "You passed #{invalid_keys.map {|k| ":" + k }.join(", ")} "
       message << if invalid_keys.size > 1
-                   "as options for #{command}, but they are invalid."
+        "as options for #{command}, but they are invalid."
-                 else
+      else
-                   "as an option for #{command}, but it is invalid."
+        "as an option for #{command}, but it is invalid."
-                 end
+      end
 
       message << " Valid options are: #{valid_keys.join(", ")}."
       message << " You may be able to resolve this by upgrading Bundler to the newest version."
@@ -456,7 +438,7 @@ repo_name ||= user_name
     def normalize_source(source)
       case source
       when :gemcutter, :rubygems, :rubyforge
-        Bundler::SharedHelpers.major_deprecation 3, "The source :#{source} is deprecated because HTTP " \
+        Bundler::SharedHelpers.major_deprecation 2, "The source :#{source} is deprecated because HTTP " \
           "requests are insecure.\nPlease change your source to 'https://" \
           "rubygems.org' if possible, or 'http://rubygems.org' if not."
         "http://rubygems.org"
@@ -474,23 +456,22 @@ repo_name ||= user_name
         msg = "This Gemfile contains multiple primary sources. " \
           "Each source after the first must include a block to indicate which gems " \
           "should come from that source"
-        unless Bundler.feature_flag.bundler_3_mode?
+        unless Bundler.feature_flag.bundler_2_mode?
           msg += ". To downgrade this error to a warning, run " \
-            "`bundle config --delete disable_multisource`"
+            "`bundle config unset disable_multisource`"
         end
         raise GemfileEvalError, msg
       else
-        Bundler::SharedHelpers.major_deprecation 3, "Your Gemfile contains multiple primary sources. " \
+        Bundler::SharedHelpers.major_deprecation 2, "Your Gemfile contains multiple primary sources. " \
           "Using `source` more than once without a block is a security risk, and " \
           "may result in installing unexpected gems. To resolve this warning, use " \
           "a block to indicate which gems should come from the secondary source. " \
-          "To upgrade this warning to an error, run `bundle config " \
+          "To upgrade this warning to an error, run `bundle config set " \
           "disable_multisource true`."
       end
     end
 
     def warn_deprecated_git_source(name, replacement, additional_message = nil)
-      # TODO: 2.0 remove deprecation
       additional_message &&= " #{additional_message}"
       replacement = if replacement.count("\n").zero?
         "{|repo_name| #{replacement} }"
@@ -499,7 +480,7 @@ repo_name ||= user_name
       end
 
       Bundler::SharedHelpers.major_deprecation 3, <<-EOS
-The :#{name} git source is deprecated, and will be removed in Bundler 3.0.#{additional_message} Add this code to the top of your Gemfile to ensure it continues to work:
+The :#{name} git source is deprecated, and will be removed in the future.#{additional_message} Add this code to the top of your Gemfile to ensure it continues to work:
 
     git_source(:#{name}) #{replacement}
 
@@ -601,7 +582,7 @@ The :#{name} git source is deprecated, and will be removed in Bundler 3.0.#{addi
         description = self.description
         if dsl_path && description =~ /((#{Regexp.quote File.expand_path(dsl_path)}|#{Regexp.quote dsl_path.to_s}):\d+)/
           trace_line = Regexp.last_match[1]
-          description = description.sub(/#{Regexp.quote trace_line}:\s*/, "").sub("\n", " - ")
+          description = description.sub(/\n.*\n(\.\.\.)? *\^~+$/, "").sub(/#{Regexp.quote trace_line}:\s*/, "").sub("\n", " - ")
         end
         [trace_line, description]
       end

lib/bundler/env.rb

@@ -70,14 +70,8 @@ module Bundler
 
     def self.ruby_version
       str = String.new("#{RUBY_VERSION}")
-      if RUBY_VERSION < "1.9"
+      str << "p#{RUBY_PATCHLEVEL}" if defined? RUBY_PATCHLEVEL
-        str << " (#{RUBY_RELEASE_DATE}"
+      str << " (#{RUBY_RELEASE_DATE} revision #{RUBY_REVISION}) [#{RUBY_PLATFORM}]"
-        str << " patchlevel #{RUBY_PATCHLEVEL}" if defined? RUBY_PATCHLEVEL
-        str << ") [#{RUBY_PLATFORM}]"
-      else
-        str << "p#{RUBY_PATCHLEVEL}" if defined? RUBY_PATCHLEVEL
-        str << " (#{RUBY_RELEASE_DATE} revision #{RUBY_REVISION}) [#{RUBY_PLATFORM}]"
-      end
     end
 
     def self.git_version

lib/bundler/feature_flag.rb

@@ -19,7 +19,7 @@ module Bundler
     def self.settings_method(name, key, &default)
       define_method(name) do
         value = Bundler.settings[key]
-        value = instance_eval(&default) if value.nil? && !default.nil?
+        value = instance_eval(&default) if value.nil?
         value
       end
     end
@@ -33,7 +33,6 @@ module Bundler
     settings_flag(:auto_config_jobs) { bundler_3_mode? }
     settings_flag(:cache_all) { bundler_3_mode? }
     settings_flag(:cache_command_is_package) { bundler_3_mode? }
-    settings_flag(:console_command) { !bundler_3_mode? }
     settings_flag(:default_install_uses_path) { bundler_3_mode? }
     settings_flag(:deployment_means_frozen) { bundler_3_mode? }
     settings_flag(:disable_multisource) { bundler_3_mode? }
@@ -41,23 +40,17 @@ module Bundler
     settings_flag(:forget_cli_options) { bundler_3_mode? }
     settings_flag(:global_path_appends_ruby_scope) { bundler_3_mode? }
     settings_flag(:global_gem_cache) { bundler_3_mode? }
-    settings_flag(:init_gems_rb) { bundler_3_mode? }
-    settings_flag(:list_command) { bundler_3_mode? }
-    settings_flag(:lockfile_uses_separate_rubygems_sources) { bundler_3_mode? }
-    settings_flag(:lockfile_upgrade_warning) { bundler_3_mode? }
     settings_flag(:only_update_to_newer_versions) { bundler_3_mode? }
     settings_flag(:path_relative_to_cwd) { bundler_3_mode? }
     settings_flag(:plugins) { @bundler_version >= Gem::Version.new("1.14") }
-    settings_flag(:prefer_gems_rb) { bundler_3_mode? }
     settings_flag(:print_only_version_number) { bundler_3_mode? }
     settings_flag(:setup_makes_kernel_gem_public) { !bundler_3_mode? }
-    settings_flag(:skip_default_git_sources) { bundler_3_mode? }
+    settings_flag(:skip_default_git_sources) { bundler_4_mode? }
     settings_flag(:specific_platform) { bundler_3_mode? }
     settings_flag(:suppress_install_using_messages) { bundler_3_mode? }
     settings_flag(:unlock_source_unlocks_spec) { !bundler_3_mode? }
     settings_flag(:update_requires_all_flag) { bundler_3_mode? }
     settings_flag(:use_gem_version_promoter_for_major_updates) { bundler_3_mode? }
-    settings_flag(:viz_command) { !bundler_3_mode? }
 
     settings_option(:default_cli_command) { bundler_3_mode? ? :cli_help : :install }
 

lib/bundler/fetcher.rb

@@ -4,6 +4,7 @@ require "bundler/vendored_persistent"
 require "cgi"
 require "securerandom"
 require "zlib"
+require "rubygems/request"
 
 module Bundler
   # Handles all the fetching with the rubygems server
@@ -15,6 +16,8 @@ module Bundler
 
     # This error is raised when it looks like the network is down
     class NetworkDownError < HTTPError; end
+    # This error is raised if we should rate limit our requests to the API
+    class TooManyRequestsError < HTTPError; end
     # This error is raised if the API returns a 413 (only printed in verbose)
     class FallbackError < HTTPError; end
     # This is the error raised if OpenSSL fails the cert verification
@@ -44,7 +47,7 @@ module Bundler
         remote_uri = filter_uri(remote_uri)
         super "Authentication is required for #{remote_uri}.\n" \
           "Please supply credentials for this source. You can do this by running:\n" \
-          " bundle config #{remote_uri} username:password"
+          " bundle config set #{remote_uri} username:password"
       end
     end
     # This error is raised if HTTP authentication is provided, but incorrect.
@@ -226,7 +229,7 @@ module Bundler
         "GO_SERVER_URL" => "go",
         "SNAP_CI" => "snap",
         "CI_NAME" => ENV["CI_NAME"],
-        "CI" => "ci"
+        "CI" => "ci",
       }
       env_cis.find_all {|env, _| ENV[env] }.map {|_, ci| ci }
     end
@@ -293,8 +296,7 @@ module Bundler
         end
       else
         store.set_default_paths
-        certs = File.expand_path("../ssl_certs/*/*.pem", __FILE__)
+        Gem::Request.get_cert_files.each {|c| store.add_file c }
-        Dir.glob(certs).each {|c| store.add_file c }
       end
       store
     end

lib/bundler/fetcher/compact_index.rb

@@ -39,7 +39,13 @@ module Bundler
         until remaining_gems.empty?
           log_specs "Looking up gems #{remaining_gems.inspect}"
 
-          deps = compact_index_client.dependencies(remaining_gems)
+          deps = begin
+                   parallel_compact_index_client.dependencies(remaining_gems)
+                 rescue TooManyRequestsError
+                   @bundle_worker.stop if @bundle_worker
+                   @bundle_worker = nil # reset it.  Not sure if necessary
+                   serial_compact_index_client.dependencies(remaining_gems)
+                 end
           next_gems = deps.map {|d| d[3].map(&:first).flatten(1) }.flatten(1).uniq
           deps.each {|dep| gem_info << dep }
           complete_gems.concat(deps.map(&:first)).uniq!
@@ -80,18 +86,26 @@ module Bundler
     private
 
       def compact_index_client
-        @compact_index_client ||= begin
+        @compact_index_client ||=
           SharedHelpers.filesystem_access(cache_path) do
             CompactIndexClient.new(cache_path, client_fetcher)
-          end.tap do |client|
-            client.in_parallel = lambda do |inputs, &blk|
-              func = lambda {|object, _index| blk.call(object) }
-              worker = bundle_worker(func)
-              inputs.each {|input| worker.enq(input) }
-              inputs.map { worker.deq }
-            end
           end
+      end
+
+      def parallel_compact_index_client
+        compact_index_client.execution_mode = lambda do |inputs, &blk|
+          func = lambda {|object, _index| blk.call(object) }
+          worker = bundle_worker(func)
+          inputs.each {|input| worker.enq(input) }
+          inputs.map { worker.deq }
         end
+
+        compact_index_client
+      end
+
+      def serial_compact_index_client
+        compact_index_client.sequential_execution_mode!
+        compact_index_client
       end
 
       def bundle_worker(func = nil)

lib/bundler/fetcher/downloader.rb

@@ -34,10 +34,12 @@ module Bundler
           fetch(uri, new_headers)
         when Net::HTTPRequestEntityTooLarge
           raise FallbackError, response.body
+        when Net::HTTPTooManyRequests
+          raise TooManyRequestsError, response.body
         when Net::HTTPUnauthorized
           raise AuthenticationRequiredError, uri.host
         when Net::HTTPNotFound
-          raise FallbackError, "Net::HTTPNotFound"
+          raise FallbackError, "Net::HTTPNotFound: #{URICredentialsFilter.credential_filtered_uri(uri)}"
         else
           raise HTTPError, "#{response.class}#{": #{response.body}" unless response.body.empty?}"
         end

lib/bundler/friendly_errors.rb

@@ -1,4 +1,3 @@
-# encoding: utf-8
 # frozen_string_literal: true
 
 require "cgi"
@@ -45,7 +44,7 @@ module Bundler
           "Alternatively, you can increase the amount of memory the JVM is able to use by running Bundler with jruby -J-Xmx1024m -S bundle (JRuby defaults to 500MB)."
       else request_issue_report_for(error)
       end
-    rescue
+    rescue StandardError
       raise error
     end
 
@@ -124,7 +123,7 @@ module Bundler
     yield
   rescue SignalException
     raise
-  rescue Exception => e
+  rescue Exception => e # rubocop:disable Lint/RescueException
     FriendlyErrors.log_error(e)
     exit FriendlyErrors.exit_status(e)
   end

lib/bundler/gem_helper.rb

@@ -2,6 +2,7 @@
 
 require "bundler/vendored_thor" unless defined?(Thor)
 require "bundler"
+require "shellwords"
 
 module Bundler
   class GemHelper
@@ -75,7 +76,7 @@ module Bundler
     def build_gem
       file_name = nil
       gem = ENV["BUNDLE_GEM"] ? ENV["BUNDLE_GEM"] : "gem"
-      sh("#{gem} build -V '#{spec_path}'") do
+      sh(%W[#{gem} build -V #{spec_path}]) do
         file_name = File.basename(built_gem_path)
         SharedHelpers.filesystem_access(File.join(base, "pkg")) {|p| FileUtils.mkdir_p(p) }
         FileUtils.mv(built_gem_path, "pkg")
@@ -87,17 +88,21 @@ module Bundler
     def install_gem(built_gem_path = nil, local = false)
       built_gem_path ||= build_gem
       gem = ENV["BUNDLE_GEM"] ? ENV["BUNDLE_GEM"] : "gem"
-      out, _ = sh_with_code("#{gem} install '#{built_gem_path}'#{" --local" if local}")
+      cmd = %W[#{gem} install #{built_gem_path}]
-      raise "Couldn't install gem, run `gem install #{built_gem_path}' for more detailed output" unless out[/Successfully installed/]
+      cmd << "--local" if local
+      out, status = sh_with_status(cmd)
+      unless status.success? && out[/Successfully installed/]
+        raise "Couldn't install gem, run `gem install #{built_gem_path}' for more detailed output"
+      end
       Bundler.ui.confirm "#{name} (#{version}) installed."
     end
 
   protected
 
     def rubygem_push(path)
-      gem_command = "gem push '#{path}'"
+      gem_command = %W[gem push #{path}]
-      gem_command += " --key #{gem_key}" if gem_key
+      gem_command << "--key" << gem_key if gem_key
-      gem_command += " --host #{allowed_push_host}" if allowed_push_host
+      gem_command << "--host" << allowed_push_host if allowed_push_host
       unless allowed_push_host || Bundler.user_home.join(".gem/credentials").file?
         raise "Your rubygems.org credentials aren't set. Run `gem push` to set them."
       end
@@ -129,12 +134,14 @@ module Bundler
 
     def perform_git_push(options = "")
       cmd = "git push #{options}"
-      out, code = sh_with_code(cmd)
+      out, status = sh_with_status(cmd)
-      raise "Couldn't git push. `#{cmd}' failed with the following output:\n\n#{out}\n" unless code == 0
+      return if status.success?
+      cmd = cmd.shelljoin if cmd.respond_to?(:shelljoin)
+      raise "Couldn't git push. `#{cmd}' failed with the following output:\n\n#{out}\n"
     end
 
     def already_tagged?
-      return false unless sh("git tag").split(/\n/).include?(version_tag)
+      return false unless sh(%w[git tag]).split(/\n/).include?(version_tag)
       Bundler.ui.confirm "Tag #{version_tag} has already been created."
       true
     end
@@ -144,20 +151,20 @@ module Bundler
     end
 
     def clean?
-      sh_with_code("git diff --exit-code")[1] == 0
+      sh_with_status(%w[git diff --exit-code])[1].success?
     end
 
     def committed?
-      sh_with_code("git diff-index --quiet --cached HEAD")[1] == 0
+      sh_with_status(%w[git diff-index --quiet --cached HEAD])[1].success?
     end
 
     def tag_version
-      sh "git tag -m \"Version #{version}\" #{version_tag}"
+      sh %W[git tag -m Version\ #{version} #{version_tag}]
       Bundler.ui.confirm "Tagged #{version_tag}."
       yield if block_given?
     rescue RuntimeError
       Bundler.ui.error "Untagging #{version_tag} due to error."
-      sh_with_code "git tag -d #{version_tag}"
+      sh_with_status %W[git tag -d #{version_tag}]
       raise
     end
 
@@ -174,21 +181,20 @@ module Bundler
     end
 
     def sh(cmd, &block)
-      out, code = sh_with_code(cmd, &block)
+      out, status = sh_with_status(cmd, &block)
-      unless code.zero?
+      unless status.success?
+        cmd = cmd.shelljoin if cmd.respond_to?(:shelljoin)
         raise(out.empty? ? "Running `#{cmd}` failed. Run this command directly for more detailed output." : out)
       end
       out
     end
 
-    def sh_with_code(cmd, &block)
+    def sh_with_status(cmd, &block)
-      cmd += " 2>&1"
-      outbuf = String.new
       Bundler.ui.debug(cmd)
       SharedHelpers.chdir(base) do
-        outbuf = `#{cmd}`
+        outbuf = IO.popen(cmd, :err => [:child, :out], &:read)
-        status = $?.exitstatus
+        status = $?
-        block.call(outbuf) if status.zero? && block
+        block.call(outbuf) if status.success? && block
         [outbuf, status]
       end
     end

lib/bundler/gem_helpers.rb

@@ -10,7 +10,7 @@ module Bundler
       [Gem::Platform.new("universal-mingw32"), Gem::Platform.new("universal-mingw32")],
       [Gem::Platform.new("x64-mingw32"), Gem::Platform.new("x64-mingw32")],
       [Gem::Platform.new("x86_64-mingw32"), Gem::Platform.new("x64-mingw32")],
-      [Gem::Platform.new("mingw32"), Gem::Platform.new("x86-mingw32")]
+      [Gem::Platform.new("mingw32"), Gem::Platform.new("x86-mingw32")],
     ].freeze
 
     def generic(p)

lib/bundler/gem_version_promoter.rb

@@ -109,7 +109,7 @@ module Bundler
           must_match = minor? ? [0] : [0, 1]
 
           matches = must_match.map {|idx| gsv.segments[idx] == lsv.segments[idx] }
-          (matches.uniq == [true]) ? (gsv >= lsv) : false
+          matches.uniq == [true] ? (gsv >= lsv) : false
         else
           true
         end

lib/bundler/graph.rb

@@ -117,7 +117,7 @@ module Bundler
               :style     => "filled",
               :fillcolor => "#B9B9D5",
               :shape     => "box3d",
-              :fontsize  => 16
+              :fontsize  => 16,
             }.merge(@node_options[group])
           )
         end
@@ -142,7 +142,7 @@ module Bundler
             g.output @output_format.to_sym => "#{@output_file}.#{@output_format}"
             Bundler.ui.info "#{@output_file}.#{@output_format}"
           rescue ArgumentError => e
-            $stderr.puts "Unsupported output format. See Ruby-Graphviz/lib/graphviz/constants.rb"
+            warn "Unsupported output format. See Ruby-Graphviz/lib/graphviz/constants.rb"
             raise e
           end
         end

lib/bundler/injector.rb

@@ -123,7 +123,7 @@ module Bundler
       end
     end
 
-    # evalutes a gemfile to remove the specified gem
+    # evaluates a gemfile to remove the specified gem
     # from it.
     def remove_deps(gemfile_path)
       initial_gemfile = IO.readlines(gemfile_path)
@@ -136,8 +136,8 @@ module Bundler
 
       removed_deps = remove_gems_from_dependencies(builder, @deps, gemfile_path)
 
-      # abort the opertion if no gems were removed
+      # abort the operation if no gems were removed
-      # no need to operate on gemfile furthur
+      # no need to operate on gemfile further
       return [] if removed_deps.empty?
 
       cleaned_gemfile = remove_gems_from_gemfile(@deps, gemfile_path)
@@ -153,8 +153,8 @@ module Bundler
 
     # @param [Dsl]      builder Dsl object of current Gemfile.
     # @param [Array]    gems Array of names of gems to be removed.
-    # @param [Pathname] path of the Gemfile
+    # @param [Pathname] gemfile_path Path of the Gemfile.
-    # @return [Array]   removed_deps Array of removed dependencies.
+    # @return [Array]   Array of removed dependencies.
     def remove_gems_from_dependencies(builder, gems, gemfile_path)
       removed_deps = []
 
@@ -206,7 +206,7 @@ module Bundler
         nested_blocks -= 1
 
         gemfile.each_with_index do |line, index|
-          next unless !line.nil? && line.include?(block_name)
+          next unless !line.nil? && line.strip.start_with?(block_name)
           if gemfile[index + 1] =~ /^\s*end\s*$/
             gemfile[index] = nil
             gemfile[index + 1] = nil
@@ -222,7 +222,7 @@ module Bundler
     # @param [Array] removed_deps      Array of removed dependencies.
     # @param [Array] initial_gemfile   Contents of original Gemfile before any operation.
     def cross_check_for_errors(gemfile_path, original_deps, removed_deps, initial_gemfile)
-      # evalute the new gemfile to look for any failure cases
+      # evaluate the new gemfile to look for any failure cases
       builder = Dsl.new
       builder.eval_gemfile(gemfile_path)
 

lib/bundler/inline.rb

@@ -36,6 +36,7 @@ def gemfile(install = false, options = {}, &gemfile)
 
   opts = options.dup
   ui = opts.delete(:ui) { Bundler::UI::Shell.new }
+  ui.level = "silent" if opts.delete(:quiet)
   raise ArgumentError, "Unknown options: #{opts.keys.join(", ")}" unless opts.empty?
 
   old_root = Bundler.method(:root)

lib/bundler/installer.rb

@@ -221,7 +221,7 @@ module Bundler
     def processor_count
       require "etc"
       Etc.nprocessors
-    rescue
+    rescue StandardError
       1
     end
 
@@ -275,14 +275,7 @@ module Bundler
     end
 
     def can_install_in_parallel?
-      if Bundler.rubygems.provides?(">= 2.1.0")
+      true
-        true
-      else
-        Bundler.ui.warn "RubyGems #{Gem::VERSION} is not threadsafe, so your "\
-          "gems will be installed one at a time. Upgrade to RubyGems 2.1.0 " \
-          "or higher to enable parallel gem installation."
-        false
-      end
     end
 
     def install_in_parallel(size, standalone, force = false)

lib/bundler/installer/gem_installer.rb

@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require "shellwords"
+
 module Bundler
   class GemInstaller
     attr_reader :spec, :standalone, :worker, :force, :installer
@@ -56,7 +58,9 @@ module Bundler
 
     def spec_settings
       # Fetch the build settings, if there are any
-      Bundler.settings["build.#{spec.name}"]
+      if settings = Bundler.settings["build.#{spec.name}"]
+        Shellwords.shellsplit(settings)
+      end
     end
 
     def install

lib/bundler/installer/parallel_installer.rb

@@ -91,10 +91,6 @@ module Bundler
     end
 
     def call
-      # Since `autoload` has the potential for threading issues on 1.8.7
-      # TODO:  remove in bundler 2.0
-      require "bundler/gem_remote_fetcher" if RUBY_VERSION < "1.9"
-
       check_for_corrupt_lockfile
 
       if @size > 1
@@ -115,7 +111,7 @@ module Bundler
           s,
           s.missing_lockfile_dependencies(@specs.map(&:name)),
         ]
-      end.reject { |a| a.last.empty? }
+      end.reject {|a| a.last.empty? }
       return if missing_dependencies.empty?
 
       warning = []
@@ -150,7 +146,7 @@ module Bundler
     end
 
     def worker_pool
-      @worker_pool ||= Bundler::Worker.new @size, "Parallel Installer", lambda { |spec_install, worker_num|
+      @worker_pool ||= Bundler::Worker.new @size, "Parallel Installer", lambda {|spec_install, worker_num|
         do_install(spec_install, worker_num)
       }
     end

lib/bundler/lazy_specification.rb

@@ -77,7 +77,7 @@ module Bundler
         if search && Gem::Platform.new(search.platform) != Gem::Platform.new(platform) && !search.runtime_dependencies.-(dependencies.reject {|d| d.type == :development }).empty?
           Bundler.ui.warn "Unable to use the platform-specific (#{search.platform}) version of #{name} (#{version}) " \
             "because it has different dependencies from the #{platform} version. " \
-            "To use the platform-specific version of the gem, run `bundle config specific_platform true` and install again."
+            "To use the platform-specific version of the gem, run `bundle config set specific_platform true` and install again."
           search = source.specs.search(self).last
         end
         search.dependencies = dependencies if search && (search.is_a?(RemoteSpecification) || search.is_a?(EndpointSpecification))

lib/bundler/lockfile_parser.rb

@@ -23,16 +23,14 @@ module Bundler
     PATH         = "PATH".freeze
     PLUGIN       = "PLUGIN SOURCE".freeze
     SPECS        = "  specs:".freeze
-    OPTIONS      = /^  ([a-z]+): (.*)$/i
+    OPTIONS      = /^  ([a-z]+): (.*)$/i.freeze
     SOURCE       = [GIT, GEM, PATH, PLUGIN].freeze
 
     SECTIONS_BY_VERSION_INTRODUCED = {
-      # The strings have to be dup'ed for old RG on Ruby 2.3+
+      Gem::Version.create("1.0") => [DEPENDENCIES, PLATFORMS, GIT, GEM, PATH].freeze,
-      # TODO: remove dup in Bundler 2.0
+      Gem::Version.create("1.10") => [BUNDLED].freeze,
-      Gem::Version.create("1.0".dup) => [DEPENDENCIES, PLATFORMS, GIT, GEM, PATH].freeze,
+      Gem::Version.create("1.12") => [RUBY].freeze,
-      Gem::Version.create("1.10".dup) => [BUNDLED].freeze,
+      Gem::Version.create("1.13") => [PLUGIN].freeze,
-      Gem::Version.create("1.12".dup) => [RUBY].freeze,
-      Gem::Version.create("1.13".dup) => [PLUGIN].freeze,
     }.freeze
 
     KNOWN_SECTIONS = SECTIONS_BY_VERSION_INTRODUCED.values.flatten.freeze
@@ -90,7 +88,7 @@ module Bundler
           send("parse_#{@state}", line)
         end
       end
-      @sources << @rubygems_aggregate unless Bundler.feature_flag.lockfile_uses_separate_rubygems_sources?
+      @sources << @rubygems_aggregate unless Bundler.feature_flag.disable_multisource?
       @specs = @specs.values.sort_by(&:identifier)
       warn_for_outdated_bundler_version
     rescue ArgumentError => e
@@ -109,9 +107,9 @@ module Bundler
       when 0
         if current_version < bundler_version
           Bundler.ui.warn "Warning: the running version of Bundler (#{current_version}) is older " \
-               "than the version that created the lockfile (#{bundler_version}). We suggest you " \
+               "than the version that created the lockfile (#{bundler_version}). We suggest you to " \
-               "upgrade to the latest version of Bundler by running `gem " \
+               "upgrade to the version that created the lockfile by running `gem install " \
-               "install bundler#{prerelease_text}`.\n"
+               "bundler:#{bundler_version}#{prerelease_text}`.\n"
         end
       end
     end
@@ -141,7 +139,7 @@ module Bundler
             @sources << @current_source
           end
         when GEM
-          if Bundler.feature_flag.lockfile_uses_separate_rubygems_sources?
+          if Bundler.feature_flag.disable_multisource?
             @opts["remotes"] = @opts.delete("remote")
             @current_source = TYPES[@type].from_lock(@opts)
             @sources << @current_source
@@ -185,7 +183,7 @@ module Bundler
       (?:-(.*))?\))?                                     # Optional platform
       (!)?                                               # Optional pinned marker
       $                                                  # Line end
-    /xo
+    /xo.freeze
 
     def parse_dependency(line)
       return unless line =~ NAME_VERSION

lib/bundler/plugin.rb

@@ -47,26 +47,48 @@ module Bundler
       Bundler.ui.error "Failed to install plugin #{name}: #{e.message}\n  #{e.backtrace.join("\n ")}"
     end
 
+    # List installed plugins and commands
+    #
+    def list
+      installed_plugins = index.installed_plugins
+      if installed_plugins.any?
+        output = String.new
+        installed_plugins.each do |plugin|
+          output << "#{plugin}\n"
+          output << "-----\n"
+          index.plugin_commands(plugin).each do |command|
+            output << "  #{command}\n"
+          end
+          output << "\n"
+        end
+      else
+        output = "No plugins installed"
+      end
+      Bundler.ui.info output
+    end
+
     # Evaluates the Gemfile with a limited DSL and installs the plugins
     # specified by plugin method
     #
     # @param [Pathname] gemfile path
     # @param [Proc] block that can be evaluated for (inline) Gemfile
     def gemfile_install(gemfile = nil, &inline)
-      builder = DSL.new
+      Bundler.settings.temporary(:frozen => false, :deployment => false) do
-      if block_given?
+        builder = DSL.new
-        builder.instance_eval(&inline)
+        if block_given?
-      else
+          builder.instance_eval(&inline)
-        builder.eval_gemfile(gemfile)
+        else
+          builder.eval_gemfile(gemfile)
+        end
+        definition = builder.to_definition(nil, true)
+
+        return if definition.dependencies.empty?
+
+        plugins = definition.dependencies.map(&:name).reject {|p| index.installed? p }
+        installed_specs = Installer.new.install_definition(definition)
+
+        save_plugins plugins, installed_specs, builder.inferred_plugins
       end
-      definition = builder.to_definition(nil, true)
-
-      return if definition.dependencies.empty?
-
-      plugins = definition.dependencies.map(&:name).reject {|p| index.installed? p }
-      installed_specs = Installer.new.install_definition(definition)
-
-      save_plugins plugins, installed_specs, builder.inferred_plugins
     rescue RuntimeError => e
       unless e.is_a?(GemfileError)
         Bundler.ui.error "Failed to install plugin: #{e.message}\n  #{e.backtrace[0]}"

lib/bundler/plugin/api/source.rb

@@ -37,7 +37,7 @@ module Bundler
       #
       # @!attribute [rw] dependency_names
       #   @return [Array<String>] Names of dependencies that the source should
-      #     try to resolve. It is not necessary to use this list intenally. This
+      #     try to resolve. It is not necessary to use this list internally. This
       #     is present to be compatible with `Definition` and is used by
       #     rubygems source.
       module Source

lib/bundler/plugin/index.rb

@@ -58,7 +58,10 @@ module Bundler
         raise SourceConflict.new(name, common) unless common.empty?
         sources.each {|k| @sources[k] = name }
 
-        hooks.each {|e| (@hooks[e] ||= []) << name }
+        hooks.each do |event|
+          event_hooks = (@hooks[event] ||= []) << name
+          event_hooks.uniq!
+        end
 
         @plugin_paths[name] = path
         @load_paths[name] = load_paths
@@ -100,6 +103,14 @@ module Bundler
         @plugin_paths[name]
       end
 
+      def installed_plugins
+        @plugin_paths.keys
+      end
+
+      def plugin_commands(plugin)
+        @commands.find_all {|_, n| n == plugin }.map(&:first)
+      end
+
       def source?(source)
         @sources.key? source
       end

lib/bundler/plugin/installer.rb

@@ -12,10 +12,15 @@ module Bundler
       autoload :Git,      "bundler/plugin/installer/git"
 
       def install(names, options)
+        check_sources_consistency!(options)
+
         version = options[:version] || [">= 0"]
-        Bundler.settings.temporary(:lockfile_uses_separate_rubygems_sources => false, :disable_multisource => false) do
+
+        Bundler.settings.temporary(:disable_multisource => false) do
           if options[:git]
             install_git(names, version, options)
+          elsif options[:local_git]
+            install_local_git(names, version, options)
           else
             sources = options[:source] || Bundler.rubygems.sources
             install_rubygems(names, version, sources)
@@ -38,22 +43,24 @@ module Bundler
 
     private
 
+      def check_sources_consistency!(options)
+        if options.key?(:git) && options.key?(:local_git)
+          raise InvalidOption, "Remote and local plugin git sources can't be both specified"
+        end
+      end
+
       def install_git(names, version, options)
         uri = options.delete(:git)
         options["uri"] = uri
 
-        source_list = SourceList.new
+        install_all_sources(names, version, options, options[:source])
-        source_list.add_git_source(options)
+      end
 
-        # To support both sources
+      def install_local_git(names, version, options)
-        if options[:source]
+        uri = options.delete(:local_git)
-          source_list.add_rubygems_source("remotes" => options[:source])
+        options["uri"] = uri
-        end
 
-        deps = names.map {|name| Dependency.new name, version }
+        install_all_sources(names, version, options, options[:source])
-
-        definition = Definition.new(nil, deps, source_list, true)
-        install_definition(definition)
       end
 
       # Installs the plugin from rubygems source and returns the path where the
@@ -65,10 +72,16 @@ module Bundler
       #
       # @return [Hash] map of names to the specs of plugins installed
       def install_rubygems(names, version, sources)
-        deps = names.map {|name| Dependency.new name, version }
+        install_all_sources(names, version, nil, sources)
+      end
 
+      def install_all_sources(names, version, git_source_options, rubygems_source)
         source_list = SourceList.new
-        source_list.add_rubygems_source("remotes" => sources)
+
+        source_list.add_git_source(git_source_options) if git_source_options
+        source_list.add_rubygems_source("remotes" => rubygems_source) if rubygems_source
+
+        deps = names.map {|name| Dependency.new name, version }
 
         definition = Definition.new(nil, deps, source_list, true)
         install_definition(definition)

lib/bundler/resolver.rb

@@ -38,8 +38,8 @@ module Bundler
       @platforms = platforms
       @gem_version_promoter = gem_version_promoter
       @allow_bundler_dependency_conflicts = Bundler.feature_flag.allow_bundler_dependency_conflicts?
-      @lockfile_uses_separate_rubygems_sources = Bundler.feature_flag.lockfile_uses_separate_rubygems_sources?
       @use_gvp = Bundler.feature_flag.use_gem_version_promoter_for_major_updates? || !@gem_version_promoter.major?
+      @lockfile_uses_separate_rubygems_sources = Bundler.feature_flag.disable_multisource?
     end
 
     def start(requirements)
@@ -48,9 +48,12 @@ module Bundler
 
       verify_gemfile_dependencies_are_found!(requirements)
       dg = @resolver.resolve(requirements, @base_dg)
-      dg.map(&:payload).
+      dg.
+        tap {|resolved| validate_resolved_specs!(resolved) }.
+        map(&:payload).
         reject {|sg| sg.name.end_with?("\0") }.
-        map(&:to_specs).flatten
+        map(&:to_specs).
+        flatten
     rescue Molinillo::VersionConflict => e
       message = version_conflict_message(e)
       raise VersionConflict.new(e.conflicts.keys.uniq, message)
@@ -169,13 +172,13 @@ module Bundler
 
     def name_for_explicit_dependency_source
       Bundler.default_gemfile.basename.to_s
-    rescue
+    rescue StandardError
       "Gemfile"
     end
 
     def name_for_locking_dependency_source
       Bundler.default_lockfile.basename.to_s
-    rescue
+    rescue StandardError
       "Gemfile.lock"
     end
 
@@ -276,10 +279,10 @@ module Bundler
           versions_with_platforms = specs.map {|s| [s.version, s.platform] }
           message = String.new("Could not find gem '#{SharedHelpers.pretty_dependency(requirement)}' in #{source}#{cache_message}.\n")
           message << if versions_with_platforms.any?
-                       "The source contains '#{name}' at: #{formatted_versions_with_platforms(versions_with_platforms)}"
+            "The source contains '#{name}' at: #{formatted_versions_with_platforms(versions_with_platforms)}"
-                     else
+          else
-                       "The source does not contain any versions of '#{name}'"
+            "The source does not contain any versions of '#{name}'"
-                     end
+          end
         else
           message = "Could not find gem '#{requirement}' in any of the gem sources " \
             "listed in your Gemfile#{cache_message}."
@@ -300,9 +303,19 @@ module Bundler
     end
 
     def version_conflict_message(e)
+      # only show essential conflicts, if possible
+      conflicts = e.conflicts.dup
+      conflicts.delete_if do |_name, conflict|
+        deps = conflict.requirement_trees.map(&:last).flatten(1)
+        !Bundler::VersionRanges.empty?(*Bundler::VersionRanges.for_many(deps.map(&:requirement)))
+      end
+      e = Molinillo::VersionConflict.new(conflicts, e.specification_provider) unless conflicts.empty?
+
+      solver_name = "Bundler"
+      possibility_type = "gem"
       e.message_with_trees(
-        :solver_name => "Bundler",
+        :solver_name => solver_name,
-        :possibility_type => "gem",
+        :possibility_type => possibility_type,
         :reduce_trees => lambda do |trees|
           # called first, because we want to reduce the amount of work required to find maximal empty sets
           trees = trees.uniq {|t| t.flatten.map {|dep| [dep.name, dep.requirement] } }
@@ -314,10 +327,8 @@ module Bundler
           end.flatten(1).select do |deps|
             Bundler::VersionRanges.empty?(*Bundler::VersionRanges.for_many(deps.map(&:requirement)))
           end.min_by(&:size)
-          trees.reject! {|t| !maximal.include?(t.last) } if maximal
 
-          trees = trees.sort_by {|t| t.flatten.map(&:to_s) }
+          trees.reject! {|t| !maximal.include?(t.last) } if maximal
-          trees.uniq! {|t| t.flatten.map {|dep| [dep.name, dep.requirement] } }
 
           trees.sort_by {|t| t.reverse.map(&:name) }
         end,
@@ -325,7 +336,7 @@ module Bundler
         :additional_message_for_conflict => lambda do |o, name, conflict|
           if name == "bundler"
             o << %(\n  Current Bundler version:\n    bundler (#{Bundler::VERSION}))
-            other_bundler_required = !conflict.requirement.requirement.satisfied_by?(Gem::Version.new Bundler::VERSION)
+            other_bundler_required = !conflict.requirement.requirement.satisfied_by?(Gem::Version.new(Bundler::VERSION))
           end
 
           if name == "bundler" && other_bundler_required
@@ -352,7 +363,11 @@ module Bundler
               []
             end.compact.map(&:to_s).uniq.sort
 
-            o << "Could not find gem '#{SharedHelpers.pretty_dependency(conflict.requirement)}'"
+            metadata_requirement = name.end_with?("\0")
+
+            o << "Could not find gem '" unless metadata_requirement
+            o << SharedHelpers.pretty_dependency(conflict.requirement)
+            o << "'" unless metadata_requirement
             if conflict.requirement_trees.first.size > 1
               o << ", which is required by "
               o << "gem '#{SharedHelpers.pretty_dependency(conflict.requirement_trees.first[-2])}',"
@@ -360,14 +375,47 @@ module Bundler
             o << " "
 
             o << if relevant_sources.empty?
-                   "in any of the sources.\n"
+              "in any of the sources.\n"
-                 else
+            elsif metadata_requirement
-                   "in any of the relevant sources:\n  #{relevant_sources * "\n  "}\n"
+              "is not available in #{relevant_sources.join(" or ")}"
-                 end
+            else
+              "in any of the relevant sources:\n  #{relevant_sources * "\n  "}\n"
+            end
           end
         end,
-        :version_for_spec => lambda {|spec| spec.version }
+        :version_for_spec => lambda {|spec| spec.version },
+        :incompatible_version_message_for_conflict => lambda do |name, _conflict|
+          if name.end_with?("\0")
+            %(#{solver_name} found conflicting requirements for the #{name} version:)
+          else
+            %(#{solver_name} could not find compatible versions for #{possibility_type} "#{name}":)
+          end
+        end
       )
     end
+
+    def validate_resolved_specs!(resolved_specs)
+      resolved_specs.each do |v|
+        name = v.name
+        next unless sources = relevant_sources_for_vertex(v)
+        sources.compact!
+        if default_index = sources.index(@source_requirements[:default])
+          sources.delete_at(default_index)
+        end
+        sources.reject! {|s| s.specs[name].empty? }
+        sources.uniq!
+        next if sources.size <= 1
+
+        multisource_disabled = Bundler.feature_flag.disable_multisource?
+
+        msg = ["The gem '#{name}' was found in multiple relevant sources."]
+        msg.concat sources.map {|s| "  * #{s}" }.sort
+        msg << "You #{multisource_disabled ? :must : :should} add this gem to the source block for the source you wish it to be installed from."
+        msg = msg.join("\n")
+
+        raise SecurityError, msg if multisource_disabled
+        Bundler.ui.warn "Warning: #{msg}"
+      end
+    end
   end
 end

lib/bundler/resolver/spec_group.rb

@@ -94,10 +94,10 @@ module Bundler
         return [] if !spec.is_a?(EndpointSpecification) && !spec.is_a?(Gem::Specification)
         dependencies = []
         if !spec.required_ruby_version.nil? && !spec.required_ruby_version.none?
-          dependencies << DepProxy.new(Gem::Dependency.new("ruby\0", spec.required_ruby_version), platform)
+          dependencies << DepProxy.new(Gem::Dependency.new("Ruby\0", spec.required_ruby_version), platform)
         end
         if !spec.required_rubygems_version.nil? && !spec.required_rubygems_version.none?
-          dependencies << DepProxy.new(Gem::Dependency.new("rubygems\0", spec.required_rubygems_version), platform)
+          dependencies << DepProxy.new(Gem::Dependency.new("RubyGems\0", spec.required_rubygems_version), platform)
         end
         dependencies
       end

lib/bundler/retry.rb

@@ -35,10 +35,10 @@ module Bundler
   private
 
     def run(&block)
-      @failed      = false
+      @failed = false
       @current_run += 1
       @result = block.call
-    rescue => e
+    rescue StandardError => e
       fail_attempt(e)
     end
 

lib/bundler/ruby_version.rb

@@ -49,7 +49,7 @@ module Bundler
       ([\d.]+) # ruby version
       (?:p(-?\d+))? # optional patchlevel
       (?:\s\((\S+)\s(.+)\))? # optional engine info
-    /xo
+    /xo.freeze
 
     # Returns a RubyVersion from the given string.
     # @param [String] the version string to match.
@@ -74,7 +74,7 @@ module Bundler
       @host ||= [
         RbConfig::CONFIG["host_cpu"],
         RbConfig::CONFIG["host_vendor"],
-        RbConfig::CONFIG["host_os"]
+        RbConfig::CONFIG["host_os"],
       ].join("-")
     end
 

lib/bundler/rubygems_ext.rb

@@ -2,12 +2,6 @@
 
 require "pathname"
 
-if defined?(Gem::QuickLoader)
-  # Gem Prelude makes me a sad panda :'(
-  Gem::QuickLoader.load_full_rubygems_library
-end
-
-require "rubygems"
 require "rubygems/specification"
 
 begin
@@ -27,14 +21,16 @@ module Gem
   class Specification
     attr_accessor :remote, :location, :relative_loaded_from
 
-    if instance_methods(false).map(&:to_sym).include?(:source)
+    if instance_methods(false).include?(:source)
       remove_method :source
       attr_writer :source
       def source
         (defined?(@source) && @source) || Gem::Source::Installed.new
       end
     else
+      # rubocop:disable Lint/DuplicateMethods
       attr_accessor :source
+      # rubocop:enable Lint/DuplicateMethods
     end
 
     alias_method :rg_full_gem_path, :full_gem_path
@@ -85,10 +81,7 @@ module Gem
       end
     end
 
-    # RubyGems 1.8+ used only.
+    remove_method :gem_dir if instance_methods(false).include?(:gem_dir)
-    methods = instance_methods(false)
-    gem_dir = methods.first.is_a?(String) ? "gem_dir" : :gem_dir
-    remove_method :gem_dir if methods.include?(gem_dir)
     def gem_dir
       full_gem_path
     end

lib/bundler/rubygems_gem_installer.rb

@@ -66,7 +66,7 @@ module Bundler
 
           If you wish to continue installing the downloaded gem, and are certain it does not pose a \
           security issue despite the mismatching checksum, do the following:
-          1. run `bundle config disable_checksum_validation true` to turn off checksum verification
+          1. run `bundle config set disable_checksum_validation true` to turn off checksum verification
           2. run `bundle install`
 
           (More info: The expected SHA256 checksum was #{checksum.inspect}, but the \

lib/bundler/rubygems_integration.rb

@@ -1,8 +1,6 @@
 # frozen_string_literal: true
 
 require "monitor"
-require "rubygems"
-require "rubygems/config_file"
 
 module Bundler
   class RubygemsIntegration
@@ -307,7 +305,7 @@ module Bundler
       gem_from_path(path, security_policies[policy]).spec
     rescue Gem::Package::FormatError
       raise GemspecError, "Could not read gem at #{path}. It may be corrupted."
-    rescue Exception, Gem::Exception, Gem::Security::Exception => e
+    rescue Exception, Gem::Exception, Gem::Security::Exception => e # rubocop:disable Lint/RescueException
       if e.is_a?(Gem::Security::Exception) ||
           e.message =~ /unknown trust policy|unsigned gem/i ||
           e.message =~ /couldn't verify (meta)?data signature/i
@@ -436,40 +434,42 @@ module Bundler
     # Used to make bin stubs that are not created by bundler work
     # under bundler. The new Gem.bin_path only considers gems in
     # +specs+
-    def replace_bin_path(specs, specs_by_name)
+    def replace_bin_path(specs_by_name)
       gem_class = (class << Gem; self; end)
 
       redefine_method(gem_class, :find_spec_for_exe) do |gem_name, *args|
         exec_name = args.first
+        raise ArgumentError, "you must supply exec_name" unless exec_name
 
         spec_with_name = specs_by_name[gem_name]
-        spec = if exec_name
+        matching_specs_by_exec_name = specs_by_name.values.select {|s| s.executables.include?(exec_name) }
-          if spec_with_name && spec_with_name.executables.include?(exec_name)
+        spec = matching_specs_by_exec_name.delete(spec_with_name)
-            spec_with_name
-          else
-            specs.find {|s| s.executables.include?(exec_name) }
-          end
-        else
-          spec_with_name
-        end
 
-        unless spec
+        unless spec || !matching_specs_by_exec_name.empty?
           message = "can't find executable #{exec_name} for gem #{gem_name}"
-          if !exec_name || spec_with_name.nil?
+          if spec_with_name.nil?
             message += ". #{gem_name} is not currently included in the bundle, " \
                        "perhaps you meant to add it to your #{Bundler.default_gemfile.basename}?"
           end
           raise Gem::Exception, message
         end
 
-        raise Gem::Exception, "no default executable for #{spec.full_name}" unless exec_name ||= spec.default_executable
+        unless spec
-
+          spec = matching_specs_by_exec_name.shift
-        unless spec.name == gem_name
+          warn \
-          Bundler::SharedHelpers.major_deprecation 3,
             "Bundler is using a binstub that was created for a different gem (#{spec.name}).\n" \
             "You should run `bundle binstub #{gem_name}` " \
             "to work around a system/bundle conflict."
         end
+
+        unless matching_specs_by_exec_name.empty?
+          conflicting_names = matching_specs_by_exec_name.map(&:name).join(", ")
+          warn \
+            "The `#{exec_name}` executable in the `#{spec.name}` gem is being loaded, but it's also present in other gems (#{conflicting_names}).\n" \
+            "If you meant to run the executable for another gem, make sure you use a project specific binstub (`bundle binstub <gem_name>`).\n" \
+            "If you plan to use multiple conflicting executables, generate binstubs for them and disambiguate their names."
+        end
+
         spec
       end
 
@@ -514,9 +514,18 @@ module Bundler
         h
       end
 
+      Bundler.rubygems.default_stubs.each do |stub|
+        default_spec = stub.to_spec
+        default_spec_name = default_spec.name
+        next if specs_by_name.key?(default_spec_name)
+
+        specs << default_spec
+        specs_by_name[default_spec_name] = default_spec
+      end
+
       replace_gem(specs, specs_by_name)
       stub_rubygems(specs)
-      replace_bin_path(specs, specs_by_name)
+      replace_bin_path(specs_by_name)
       replace_refresh
 
       Gem.clear_paths
@@ -850,6 +859,16 @@ module Bundler
         end
       end
 
+      if Gem::Specification.respond_to?(:default_stubs)
+        def default_stubs
+          Gem::Specification.default_stubs("*.gemspec")
+        end
+      else
+        def default_stubs
+          Gem::Specification.send(:default_stubs, "*.gemspec")
+        end
+      end
+
       def use_gemdeps(gemfile)
         ENV["BUNDLE_GEMFILE"] ||= File.expand_path(gemfile)
         require "bundler/gemdeps"

lib/bundler/runtime.rb

@@ -163,7 +163,7 @@ module Bundler
       gem_dirs             = Dir["#{Gem.dir}/gems/*"]
       gem_files            = Dir["#{Gem.dir}/cache/*.gem"]
       gemspec_files        = Dir["#{Gem.dir}/specifications/*.gemspec"]
-      extension_dirs       = Dir["#{Gem.dir}/extensions/*/*/*"]
+      extension_dirs       = Dir["#{Gem.dir}/extensions/*/*/*"] + Dir["#{Gem.dir}/bundler/gems/extensions/*/*/*"]
       spec_gem_paths       = []
       # need to keep git sources around
       spec_git_paths       = @definition.spec_git_paths

lib/bundler/settings.rb

@@ -18,7 +18,6 @@ module Bundler
       cache_all
       cache_all_platforms
       cache_command_is_package
-      console_command
       default_install_uses_path
       deployment
       deployment_means_frozen
@@ -35,23 +34,21 @@ module Bundler
       frozen
       gem.coc
       gem.mit
+      github.https
       global_path_appends_ruby_scope
       global_gem_cache
       ignore_messages
       init_gems_rb
-      list_command
-      lockfile_upgrade_warning
-      lockfile_uses_separate_rubygems_sources
-      major_deprecations
       no_install
       no_prune
       only_update_to_newer_versions
       path_relative_to_cwd
       path.system
       plugins
-      prefer_gems_rb
+      prefer_patch
       print_only_version_number
       setup_makes_kernel_gem_public
+      silence_deprecations
       silence_root_warning
       skip_default_git_sources
       specific_platform
@@ -59,7 +56,6 @@ module Bundler
       unlock_source_unlocks_spec
       update_requires_all_flag
       use_gem_version_promoter_for_major_updates
-      viz_command
     ].freeze
 
     NUMBER_KEYS = %w[
@@ -76,7 +72,9 @@ module Bundler
     ].freeze
 
     DEFAULT_CONFIG = {
+      :silence_deprecations => false,
       :disable_version_check => true,
+      :prefer_patch => false,
       :redirect => 5,
       :retry => 3,
       :timeout => 10,
@@ -107,18 +105,6 @@ module Bundler
         temporary(key => value)
         value
       else
-        command = if value.nil?
-          "bundle config --delete #{key}"
-        else
-          "bundle config #{key} #{Array(value).join(":")}"
-        end
-
-        Bundler::SharedHelpers.major_deprecation 3,\
-          "flags passed to commands " \
-          "will no longer be automatically remembered. Instead please set flags " \
-          "you want remembered between commands using `bundle config " \
-          "<setting name> <setting value>`, i.e. `#{command}`"
-
         set_local(key, value)
       end
     end
@@ -407,20 +393,6 @@ module Bundler
       Pathname.new(@root).join("config") if @root
     end
 
-    CONFIG_REGEX = %r{ # rubocop:disable Style/RegexpLiteral
-      ^
-      (BUNDLE_.+):\s # the key
-      (?: !\s)? # optional exclamation mark found with ruby 1.9.3
-      (['"]?) # optional opening quote
-      (.* # contents of the value
-        (?: # optionally, up until the next key
-          (\n(?!BUNDLE).+)*
-        )
-      )
-      \2 # matching closing quote
-      $
-    }xo
-
     def load_config(config_file)
       return {} if !config_file || ignore_config?
       SharedHelpers.filesystem_access(config_file, :read) do |file|
@@ -442,7 +414,7 @@ module Bundler
         (https?.*?) # URI
         (\.#{Regexp.union(PER_URI_OPTIONS)})? # optional suffix key
         \z
-      /ix
+      /ix.freeze
 
     # TODO: duplicates Rubygems#normalize_uri
     # TODO: is this the correct place to validate mirror URIs?

lib/bundler/setup.rb

@@ -6,13 +6,14 @@ if Bundler::SharedHelpers.in_bundle?
   require "bundler"
 
   if STDOUT.tty? || ENV["BUNDLER_FORCE_TTY"]
+    Bundler.ui = Bundler::UI::Shell.new
     begin
       Bundler.setup
     rescue Bundler::BundlerError => e
-      puts "\e[31m#{e.message}\e[0m"
+      Bundler.ui.warn "\e[31m#{e.message}\e[0m"
-      puts e.backtrace.join("\n") if ENV["DEBUG"]
+      Bundler.ui.warn e.backtrace.join("\n") if ENV["DEBUG"]
       if e.is_a?(Bundler::GemNotFound)
-        puts "\e[33mRun `bundle install` to install missing gems.\e[0m"
+        Bundler.ui.warn "\e[33mRun `bundle install` to install missing gems.\e[0m"
       end
       exit e.status_code
     end

lib/bundler/shared_helpers.rb

@@ -3,6 +3,7 @@
 require "bundler/compatibility_guard"
 
 require "pathname"
+require "rbconfig"
 require "rubygems"
 
 require "bundler/version"
@@ -10,17 +11,6 @@ require "bundler/constants"
 require "bundler/rubygems_integration"
 require "bundler/current_ruby"
 
-module Gem
-  class Dependency
-    # This is only needed for RubyGems < 1.4
-    unless method_defined? :requirement
-      def requirement
-        version_requirements
-      end
-    end
-  end
-end
-
 module Bundler
   module SharedHelpers
     def root
@@ -140,33 +130,28 @@ module Bundler
     end
 
     def major_deprecation(major_version, message)
-      if Bundler.bundler_major_version >= major_version
+      bundler_major_version = Bundler.bundler_major_version
+      if bundler_major_version > major_version
         require "bundler/errors"
-        raise DeprecatedError, "[REMOVED FROM #{major_version}.0] #{message}"
+        raise DeprecatedError, "[REMOVED] #{message}"
       end
 
-      return unless prints_major_deprecations?
+      return unless bundler_major_version >= major_version && prints_major_deprecations?
       @major_deprecation_ui ||= Bundler::UI::Shell.new("no-color" => true)
       ui = Bundler.ui.is_a?(@major_deprecation_ui.class) ? Bundler.ui : @major_deprecation_ui
-      ui.warn("[DEPRECATED FOR #{major_version}.0] #{message}")
+      ui.warn("[DEPRECATED] #{message}")
     end
 
     def print_major_deprecations!
       multiple_gemfiles = search_up(".") do |dir|
         gemfiles = gemfile_names.select {|gf| File.file? File.expand_path(gf, dir) }
         next if gemfiles.empty?
-        break false if gemfiles.size == 1
+        break gemfiles.size != 1
       end
-      if multiple_gemfiles && Bundler.bundler_major_version == 2
+      return unless multiple_gemfiles
-        Bundler::SharedHelpers.major_deprecation 3, \
+      message = "Multiple gemfiles (gems.rb and Gemfile) detected. " \
-          "gems.rb and gems.locked will be preferred to Gemfile and Gemfile.lock."
+                "Make sure you remove Gemfile and Gemfile.lock since bundler is ignoring them in favor of gems.rb and gems.rb.locked."
-      end
+      Bundler.ui.warn message
-
-      if RUBY_VERSION < "2"
-        major_deprecation(2, "Bundler will only support ruby >= 2.0, you are running #{RUBY_VERSION}")
-      end
-      return if Bundler.rubygems.provides?(">= 2")
-      major_deprecation(2, "Bundler will only support rubygems >= 2.0, you are running #{Bundler.rubygems.version}")
     end
 
     def trap(signal, override = false, &block)
@@ -246,13 +231,11 @@ module Bundler
     def find_gemfile(order_matters = false)
       given = ENV["BUNDLE_GEMFILE"]
       return given if given && !given.empty?
-      names = gemfile_names
+      find_file(*gemfile_names)
-      names.reverse! if order_matters && Bundler.feature_flag.prefer_gems_rb?
-      find_file(*names)
     end
 
     def gemfile_names
-      ["Gemfile", "gems.rb"]
+      ["gems.rb", "Gemfile"]
     end
 
     def find_file(*names)
@@ -349,9 +332,6 @@ module Bundler
     end
 
     def clean_load_path
-      # handle 1.9 where system gems are always on the load path
-      return unless defined?(::Gem)
-
       bundler_lib = bundler_ruby_lib
 
       loaded_gem_paths = Bundler.rubygems.loaded_gem_paths
@@ -372,8 +352,7 @@ module Bundler
 
     def prints_major_deprecations?
       require "bundler"
-      deprecation_release = Bundler::VERSION.split(".").drop(1).include?("99")
+      return false if Bundler.settings[:silence_deprecations]
-      return false if !deprecation_release && !Bundler.settings[:major_deprecations]
       require "bundler/deprecate"
       return false if Bundler::Deprecate.skip
       true

lib/bundler/similarity_detector.rb

@@ -51,7 +51,7 @@ module Bundler
           dm[i][j] = [
             dm[i - 1][j - 1] + (this[j - 1] == that[i - 1] ? 0 : sub),
             dm[i][j - 1] + ins,
-            dm[i - 1][j] + del
+            dm[i - 1][j] + del,
           ].min
         end
       end

lib/bundler/source/git.rb

@@ -118,18 +118,19 @@ module Bundler
       def local_override!(path)
         return false if local?
 
+        original_path = path
         path = Pathname.new(path)
         path = path.expand_path(Bundler.root) unless path.relative?
 
         unless options["branch"] || Bundler.settings[:disable_local_branch_check]
           raise GitError, "Cannot use local override for #{name} at #{path} because " \
-            ":branch is not specified in Gemfile. Specify a branch or use " \
+            ":branch is not specified in Gemfile. Specify a branch or run " \
-            "`bundle config --delete` to remove the local override"
+            "`bundle config unset local.#{override_for(original_path)}` to remove the local override"
         end
 
         unless path.exist?
           raise GitError, "Cannot use local override for #{name} because #{path} " \
-            "does not exist. Check `bundle config --delete` to remove the local override"
+            "does not exist. Run `bundle config unset local.#{override_for(original_path)}` to remove the local override"
         end
 
         set_local!(path)
@@ -260,7 +261,11 @@ module Bundler
       end
 
       def requires_checkout?
-        allow_git_ops? && !local?
+        allow_git_ops? && !local? && !cached_revision_checked_out?
+      end
+
+      def cached_revision_checked_out?
+        cached_revision && cached_revision == revision && install_path.exist?
       end
 
       def base_name
@@ -324,6 +329,10 @@ module Bundler
       def extension_cache_slug(_)
         extension_dir_name
       end
+
+      def override_for(path)
+        Bundler.settings.local_overrides.key(path)
+      end
     end
   end
 end

lib/bundler/source/git/git_proxy.rb

@@ -253,7 +253,7 @@ module Bundler
           ensure
             STDERR.reopen backup_stderr
           end
-          $stderr.puts URICredentialsFilter.credential_filtered_string(captured_err, uri) if uri && !captured_err.empty?
+          Bundler.ui.warn URICredentialsFilter.credential_filtered_string(captured_err, uri) if uri && !captured_err.empty?
           return_value
         end
       end

lib/bundler/source/metadata.rb

@@ -5,8 +5,10 @@ module Bundler
     class Metadata < Source
       def specs
         @specs ||= Index.build do |idx|
-          idx << Gem::Specification.new("ruby\0", RubyVersion.system.to_gem_version_with_patchlevel)
+          idx << Gem::Specification.new("Ruby\0", RubyVersion.system.to_gem_version_with_patchlevel)
-          idx << Gem::Specification.new("rubygems\0", Gem::VERSION)
+          idx << Gem::Specification.new("RubyGems\0", Gem::VERSION) do |s|
+            s.required_rubygems_version = Gem::Requirement.default
+          end
 
           idx << Gem::Specification.new do |s|
             s.name     = "bundler"

lib/bundler/source/path.rb

@@ -191,10 +191,10 @@ module Bundler
         else
           message = String.new("The path `#{expanded_path}` ")
           message << if File.exist?(expanded_path)
-                       "is not a directory."
+            "is not a directory."
-                     else
+          else
-                       "does not exist."
+            "does not exist."
-                     end
+          end
           raise PathError, message
         end
 

lib/bundler/source/rubygems.rb

@@ -51,7 +51,7 @@ module Bundler
       end
 
       def can_lock?(spec)
-        return super if Bundler.feature_flag.lockfile_uses_separate_rubygems_sources?
+        return super if Bundler.feature_flag.disable_multisource?
         spec.source.is_a?(Rubygems)
       end
 
@@ -106,7 +106,7 @@ module Bundler
           end
         end
 
-        if installed?(spec) && !force
+        if (installed?(spec) || Plugin.installed?(spec.name)) && !force
           print_using_message "Using #{version_message(spec)}"
           return nil # no post-install message
         end
@@ -120,8 +120,14 @@ module Bundler
           uris.uniq!
           Installer.ambiguous_gems << [spec.name, *uris] if uris.length > 1
 
-          s = Bundler.rubygems.spec_from_gem(fetch_gem(spec), Bundler.settings["trust-policy"])
+          path = fetch_gem(spec)
-          spec.__swap__(s)
+          begin
+            s = Bundler.rubygems.spec_from_gem(path, Bundler.settings["trust-policy"])
+            spec.__swap__(s)
+          rescue StandardError
+            Bundler.rm_rf(path)
+            raise
+          end
         end
 
         unless Bundler.settings[:no_install]

lib/bundler/source_list.rb

@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require "set"
+
 module Bundler
   class SourceList
     attr_reader :path_sources,
@@ -41,17 +43,14 @@ module Bundler
     end
 
     def global_rubygems_source=(uri)
-      if Bundler.feature_flag.lockfile_uses_separate_rubygems_sources?
+      if Bundler.feature_flag.disable_multisource?
         @global_rubygems_source ||= rubygems_aggregate_class.new("remotes" => uri)
       end
       add_rubygems_remote(uri)
     end
 
     def add_rubygems_remote(uri)
-      if Bundler.feature_flag.lockfile_uses_separate_rubygems_sources?
+      return if Bundler.feature_flag.disable_multisource?
-        return if Bundler.feature_flag.disable_multisource?
-        raise InvalidOption, "`lockfile_uses_separate_rubygems_sources` cannot be set without `disable_multisource` being set"
-      end
       @rubygems_aggregate.add_remote(uri)
       @rubygems_aggregate
     end
@@ -77,12 +76,10 @@ module Bundler
     end
 
     def lock_sources
-      if Bundler.feature_flag.lockfile_uses_separate_rubygems_sources?
+      lock_sources = (path_sources + git_sources + plugin_sources).sort_by(&:to_s)
-        [[default_source], @rubygems_sources, git_sources, path_sources, plugin_sources].map do |sources|
+      if Bundler.feature_flag.disable_multisource?
-          sources.sort_by(&:to_s)
+        lock_sources + rubygems_sources.sort_by(&:to_s)
-        end.flatten(1)
       else
-        lock_sources = (path_sources + git_sources + plugin_sources).sort_by(&:to_s)
         lock_sources << combine_rubygems_sources
       end
     end
@@ -97,7 +94,7 @@ module Bundler
         end
       end
 
-      replacement_rubygems = !Bundler.feature_flag.lockfile_uses_separate_rubygems_sources? &&
+      replacement_rubygems = !Bundler.feature_flag.disable_multisource? &&
         replacement_sources.detect {|s| s.is_a?(Source::Rubygems) }
       @rubygems_aggregate = replacement_rubygems if replacement_rubygems
 
@@ -150,7 +147,7 @@ module Bundler
       if source.uri =~ /^git\:/
         Bundler.ui.warn "The git source `#{source.uri}` uses the `git` protocol, " \
           "which transmits data without encryption. Disable this warning with " \
-          "`bundle config git.allow_insecure true`, or switch to the `https` " \
+          "`bundle config set git.allow_insecure true`, or switch to the `https` " \
           "protocol to keep your data secure."
       end
     end

lib/bundler/spec_set.rb

@@ -60,7 +60,6 @@ module Bundler
       @specs << value
       @lookup = nil
       @sorted = nil
-      value
     end
 
     def sort!

lib/bundler/ssl_certs/.document

@@ -1 +0,0 @@
-# Ignore all files in this directory

lib/bundler/ssl_certs/certificate_manager.rb

@@ -1,66 +0,0 @@
-# frozen_string_literal: true
-
-require "bundler/vendored_fileutils"
-require "net/https"
-require "openssl"
-
-module Bundler
-  module SSLCerts
-    class CertificateManager
-      attr_reader :bundler_cert_path, :bundler_certs, :rubygems_certs
-
-      def self.update_from!(rubygems_path)
-        new(rubygems_path).update!
-      end
-
-      def initialize(rubygems_path = nil)
-        if rubygems_path
-          rubygems_cert_path = File.join(rubygems_path, "lib/rubygems/ssl_certs")
-          @rubygems_certs = certificates_in(rubygems_cert_path)
-        end
-
-        @bundler_cert_path = File.expand_path("..", __FILE__)
-        @bundler_certs = certificates_in(bundler_cert_path)
-      end
-
-      def up_to_date?
-        rubygems_certs.all? do |rc|
-          bundler_certs.find do |bc|
-            File.basename(bc) == File.basename(rc) && FileUtils.compare_file(bc, rc)
-          end
-        end
-      end
-
-      def update!
-        return if up_to_date?
-
-        FileUtils.rm bundler_certs
-        FileUtils.cp rubygems_certs, bundler_cert_path
-      end
-
-      def connect_to(host)
-        http = Net::HTTP.new(host, 443)
-        http.use_ssl = true
-        http.verify_mode = OpenSSL::SSL::VERIFY_PEER
-        http.cert_store = store
-        http.head("/")
-      end
-
-    private
-
-      def certificates_in(path)
-        Dir[File.join(path, "**/*.pem")].sort
-      end
-
-      def store
-        @store ||= begin
-          store = OpenSSL::X509::Store.new
-          bundler_certs.each do |cert|
-            store.add_file cert
-          end
-          store
-        end
-      end
-    end
-  end
-end

lib/bundler/ssl_certs/index.rubygems.org/GlobalSignRootCA.pem

@@ -1,21 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIDdTCCAl2gAwIBAgILBAAAAAABFUtaw5QwDQYJKoZIhvcNAQEFBQAwVzELMAkG
-A1UEBhMCQkUxGTAXBgNVBAoTEEdsb2JhbFNpZ24gbnYtc2ExEDAOBgNVBAsTB1Jv
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-yj1hTdNGCbM+w6DjY1Ub8rrvrTnhQ7k4o+YviiY776BQVvnGCv04zcQLcFGUl5gE
-38NflNUVyRRBnMRddWQVDf9VMOyGj/8N7yy5Y0b2qvzfvGn9LhJIZJrglfCm7ymP
-AbEVtQwdpf5pLGkkeB6zpxxxYu7KyJesF12KwvhHhm4qxFYxldBniYUr+WymXUad
-DKqC5JlR3XC321Y9YeRq4VzW9v493kHMB65jUr9TU/Qr6cf9tveCX4XSQRjbgbME
-HMUfpIBvFSDJ3gyICh3WZlXi/EjJKSZp4A==
------END CERTIFICATE-----

lib/bundler/ssl_certs/rubygems.global.ssl.fastly.net/DigiCertHighAssuranceEVRootCA.pem

@@ -1,23 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIDxTCCAq2gAwIBAgIQAqxcJmoLQJuPC3nyrkYldzANBgkqhkiG9w0BAQUFADBs
-MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
-d3cuZGlnaWNlcnQuY29tMSswKQYDVQQDEyJEaWdpQ2VydCBIaWdoIEFzc3VyYW5j
-ZSBFViBSb290IENBMB4XDTA2MTExMDAwMDAwMFoXDTMxMTExMDAwMDAwMFowbDEL
-MAkGA1UEBhMCVVMxFTATBgNVBAoTDERpZ2lDZXJ0IEluYzEZMBcGA1UECxMQd3d3
-LmRpZ2ljZXJ0LmNvbTErMCkGA1UEAxMiRGlnaUNlcnQgSGlnaCBBc3N1cmFuY2Ug
-RVYgUm9vdCBDQTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMbM5XPm
-+9S75S0tMqbf5YE/yc0lSbZxKsPVlDRnogocsF9ppkCxxLeyj9CYpKlBWTrT3JTW
-PNt0OKRKzE0lgvdKpVMSOO7zSW1xkX5jtqumX8OkhPhPYlG++MXs2ziS4wblCJEM
-xChBVfvLWokVfnHoNb9Ncgk9vjo4UFt3MRuNs8ckRZqnrG0AFFoEt7oT61EKmEFB
-Ik5lYYeBQVCmeVyJ3hlKV9Uu5l0cUyx+mM0aBhakaHPQNAQTXKFx01p8VdteZOE3
-hzBWBOURtCmAEvF5OYiiAhF8J2a3iLd48soKqDirCmTCv2ZdlYTBoSUeh10aUAsg
-EsxBu24LUTi4S8sCAwEAAaNjMGEwDgYDVR0PAQH/BAQDAgGGMA8GA1UdEwEB/wQF
-MAMBAf8wHQYDVR0OBBYEFLE+w2kD+L9HAdSYJhoIAu9jZCvDMB8GA1UdIwQYMBaA
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-hS9OMPagMRYjyOfiZRYzy78aG6A9+MpeizGLYAiJLQwGXFK3xPkKmNEVX58Svnw2
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-vEsXCS+0yx5DaMkHJ8HSXPfqIbloEpw8nL+e/IBcm2PN7EeqJSdnoDfzAIJ9VNep
-+OkuE6N36B9K
------END CERTIFICATE-----

lib/bundler/ssl_certs/rubygems.org/AddTrustExternalCARoot.pem

@@ -1,25 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIENjCCAx6gAwIBAgIBATANBgkqhkiG9w0BAQUFADBvMQswCQYDVQQGEwJTRTEU
-MBIGA1UEChMLQWRkVHJ1c3QgQUIxJjAkBgNVBAsTHUFkZFRydXN0IEV4dGVybmFs
-IFRUUCBOZXR3b3JrMSIwIAYDVQQDExlBZGRUcnVzdCBFeHRlcm5hbCBDQSBSb290
-MB4XDTAwMDUzMDEwNDgzOFoXDTIwMDUzMDEwNDgzOFowbzELMAkGA1UEBhMCU0Ux
-FDASBgNVBAoTC0FkZFRydXN0IEFCMSYwJAYDVQQLEx1BZGRUcnVzdCBFeHRlcm5h
-bCBUVFAgTmV0d29yazEiMCAGA1UEAxMZQWRkVHJ1c3QgRXh0ZXJuYWwgQ0EgUm9v
-dDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALf3GjPm8gAELTngTlvt
-H7xsD821+iO2zt6bETOXpClMfZOfvUq8k+0DGuOPz+VtUFrWlymUWoCwSXrbLpX9
-uMq/NzgtHj6RQa1wVsfwTz/oMp50ysiQVOnGXw94nZpAPA6sYapeFI+eh6FqUNzX
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-mnkPIAou1Z5jJh5VkpTYghdae9C8x49OhgQ=
------END CERTIFICATE-----

lib/bundler/stub_specification.rb

@@ -13,17 +13,13 @@ module Bundler
 
     attr_accessor :stub, :ignored
 
-    # Pre 2.2.0 did not include extension_dir
+    def source=(source)
-    # https://github.com/rubygems/rubygems/commit/9485ca2d101b82a946d6f327f4bdcdea6d4946ea
+      super
-    if Bundler.rubygems.provides?(">= 2.2.0")
+      # Stub has no concept of source, which means that extension_dir may be wrong
-      def source=(source)
+      # This is the case for git-based gems. So, instead manually assign the extension dir
-        super
+      return unless source.respond_to?(:extension_dir_name)
-        # Stub has no concept of source, which means that extension_dir may be wrong
+      path = File.join(stub.extensions_dir, source.extension_dir_name)
-        # This is the case for git-based gems. So, instead manually assign the extension dir
+      stub.extension_dir = File.expand_path(path)
-        return unless source.respond_to?(:extension_dir_name)
-        path = File.join(stub.extensions_dir, source.extension_dir_name)
-        stub.extension_dir = File.expand_path(path)
-      end
     end
 
     def to_yaml
@@ -32,11 +28,9 @@ module Bundler
 
     # @!group Stub Delegates
 
-    if Bundler.rubygems.provides?(">= 2.3")
+    # This is defined directly to avoid having to load every installed spec
-      # This is defined directly to avoid having to load every installed spec
+    def missing_extensions?
-      def missing_extensions?
+      stub.missing_extensions?
-        stub.missing_extensions?
-      end
     end
 
     def activated
@@ -57,16 +51,14 @@ module Bundler
       stub.full_gem_path || method_missing(:full_gem_path)
     end
 
-    if Bundler.rubygems.provides?(">= 2.2.0")
+    def full_require_paths
-      def full_require_paths
+      stub.full_require_paths
-        stub.full_require_paths
+    end
-      end
 
-      # This is what we do in bundler/rubygems_ext
+    # This is what we do in bundler/rubygems_ext
-      # full_require_paths is always implemented in >= 2.2.0
+    # full_require_paths is always implemented
-      def load_paths
+    def load_paths
-        full_require_paths
+      full_require_paths
-      end
     end
 
     def loaded_from

lib/bundler/templates/Executable.bundler

@@ -11,7 +11,7 @@
 require "rubygems"
 
 m = Module.new do
-    module_function
+  module_function
 
   def invoked_as_script?
     File.expand_path($0) == File.expand_path(__FILE__)

lib/bundler/templates/newgem/README.md.tt

@@ -14,7 +14,7 @@ gem '<%= config[:name] %>'
 
 And then execute:
 
-    $ bundle
+    $ bundle install
 
 Or install it yourself as:
 

lib/bundler/templates/newgem/newgem.gemspec.tt

@@ -1,8 +1,4 @@
-<%- if RUBY_VERSION < "2.0.0" -%>
+lib = File.expand_path("lib", __dir__)
-# coding: utf-8
-<%- end -%>
-
-lib = File.expand_path("../lib", __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require "<%= config[:namespaced_path] %>/version"
 
@@ -19,18 +15,11 @@ Gem::Specification.new do |spec|
   spec.license       = "MIT"
 <%- end -%>
 
-  # Prevent pushing this gem to RubyGems.org. To allow pushes either set the 'allowed_push_host'
+  spec.metadata["allowed_push_host"] = "TODO: Set to 'http://mygemserver.com'"
-  # to allow pushing to a single host or delete this section to allow pushing to any host.
-  if spec.respond_to?(:metadata)
-    spec.metadata["allowed_push_host"] = "TODO: Set to 'http://mygemserver.com'"
 
-    spec.metadata["homepage_uri"] = spec.homepage
+  spec.metadata["homepage_uri"] = spec.homepage
-    spec.metadata["source_code_uri"] = "TODO: Put your gem's public repo URL here."
+  spec.metadata["source_code_uri"] = "TODO: Put your gem's public repo URL here."
-    spec.metadata["changelog_uri"] = "TODO: Put your gem's CHANGELOG.md URL here."
+  spec.metadata["changelog_uri"] = "TODO: Put your gem's CHANGELOG.md URL here."
-  else
-    raise "RubyGems 2.0 or newer is required to protect against " \
-      "public gem pushes."
-  end
 
   # Specify which files should be added to the gem when it is released.
   # The `git ls-files -z` loads the files in the RubyGem that have been added into git.
@@ -45,7 +34,7 @@ Gem::Specification.new do |spec|
 <%- end -%>
 
   spec.add_development_dependency "bundler", "~> <%= config[:bundler_version] %>"
-  spec.add_development_dependency "rake", "~> 10.0"
+  spec.add_development_dependency "rake", "~> 12.0"
 <%- if config[:ext] -%>
   spec.add_development_dependency "rake-compiler"
 <%- end -%>

lib/bundler/templates/newgem/test/test_helper.rb.tt

@@ -1,4 +1,4 @@
-$LOAD_PATH.unshift File.expand_path("../../lib", __FILE__)
+$LOAD_PATH.unshift File.expand_path("../lib", __dir__)
 require "<%= config[:namespaced_path] %>"
 
 require "minitest/autorun"

lib/bundler/templates/newgem/travis.yml.tt

@@ -1,5 +1,4 @@
 ---
-sudo: false
 language: ruby
 cache: bundler
 rvm:

lib/bundler/vendor/fileutils/lib/fileutils.rb

@@ -1,4 +1,13 @@
 # frozen_string_literal: true
+
+begin
+  require 'rbconfig'
+rescue LoadError
+  # for make mjit-headers
+end
+
+require "bundler/vendor/fileutils/lib/fileutils/version"
+
 #
 # = fileutils.rb
 #
@@ -56,7 +65,7 @@
 #
 # There are some `low level' methods, which do not accept any option:
 #
-#   Bundler::FileUtils.copy_entry(src, dest, preserve = false, dereference = false)
+#   Bundler::FileUtils.copy_entry(src, dest, preserve = false, dereference_root = false, remove_destination = false)
 #   Bundler::FileUtils.copy_file(src, dest, preserve = false, dereference = true)
 #   Bundler::FileUtils.copy_stream(srcstream, deststream)
 #   Bundler::FileUtils.remove_entry(path, force = false)
@@ -84,7 +93,6 @@
 # files/directories.  This equates to passing the <tt>:noop</tt> and
 # <tt>:verbose</tt> flags to methods in Bundler::FileUtils.
 #
-
 module Bundler::FileUtils
 
   def self.private_module_function(name)   #:nodoc:
@@ -106,19 +114,22 @@ module Bundler::FileUtils
   #
   # Changes the current directory to the directory +dir+.
   #
-  # If this method is called with block, resumes to the old
+  # If this method is called with block, resumes to the previous
-  # working directory after the block execution finished.
+  # working directory after the block execution has finished.
   #
-  #   Bundler::FileUtils.cd('/', :verbose => true)   # chdir and report it
+  #   Bundler::FileUtils.cd('/')  # change directory
   #
-  #   Bundler::FileUtils.cd('/') do  # chdir
+  #   Bundler::FileUtils.cd('/', :verbose => true)   # change directory and report it
+  #
+  #   Bundler::FileUtils.cd('/') do  # change directory
   #     # ...               # do something
   #   end                   # return to original directory
   #
   def cd(dir, verbose: nil, &block) # :yield: dir
     fu_output_message "cd #{dir}" if verbose
-    Dir.chdir(dir, &block)
+    result = Dir.chdir(dir, &block)
     fu_output_message 'cd -' if verbose and block
+    result
   end
   module_function :cd
 
@@ -245,15 +256,15 @@ module Bundler::FileUtils
     fu_output_message "rmdir #{parents ? '-p ' : ''}#{list.join ' '}" if verbose
     return if noop
     list.each do |dir|
-      begin
+      Dir.rmdir(dir = remove_trailing_slash(dir))
-        Dir.rmdir(dir = remove_trailing_slash(dir))
+      if parents
-        if parents
+        begin
           until (parent = File.dirname(dir)) == '.' or parent == dir
             dir = parent
             Dir.rmdir(dir)
           end
+        rescue Errno::ENOTEMPTY, Errno::EEXIST, Errno::ENOENT
         end
-      rescue Errno::ENOTEMPTY, Errno::EEXIST, Errno::ENOENT
       end
     end
   end
@@ -293,6 +304,39 @@ module Bundler::FileUtils
   alias link ln
   module_function :link
 
+  #
+  # :call-seq:
+  #   Bundler::FileUtils.cp_lr(src, dest, noop: nil, verbose: nil, dereference_root: true, remove_destination: false)
+  #
+  # Hard link +src+ to +dest+. If +src+ is a directory, this method links
+  # all its contents recursively. If +dest+ is a directory, links
+  # +src+ to +dest/src+.
+  #
+  # +src+ can be a list of files.
+  #
+  #   # Installing the library "mylib" under the site_ruby directory.
+  #   Bundler::FileUtils.rm_r site_ruby + '/mylib', :force => true
+  #   Bundler::FileUtils.cp_lr 'lib/', site_ruby + '/mylib'
+  #
+  #   # Examples of linking several files to target directory.
+  #   Bundler::FileUtils.cp_lr %w(mail.rb field.rb debug/), site_ruby + '/tmail'
+  #   Bundler::FileUtils.cp_lr Dir.glob('*.rb'), '/home/aamine/lib/ruby', :noop => true, :verbose => true
+  #
+  #   # If you want to link all contents of a directory instead of the
+  #   # directory itself, c.f. src/x -> dest/x, src/y -> dest/y,
+  #   # use the following code.
+  #   Bundler::FileUtils.cp_lr 'src/.', 'dest'  # cp_lr('src', 'dest') makes dest/src, but this doesn't.
+  #
+  def cp_lr(src, dest, noop: nil, verbose: nil,
+            dereference_root: true, remove_destination: false)
+    fu_output_message "cp -lr#{remove_destination ? ' --remove-destination' : ''} #{[src,dest].flatten.join ' '}" if verbose
+    return if noop
+    fu_each_src_dest(src, dest) do |s, d|
+      link_entry s, d, dereference_root, remove_destination
+    end
+  end
+  module_function :cp_lr
+
   #
   # :call-seq:
   #   Bundler::FileUtils.ln_s(target, link, force: nil, noop: nil, verbose: nil)
@@ -339,6 +383,26 @@ module Bundler::FileUtils
   end
   module_function :ln_sf
 
+  #
+  # Hard links a file system entry +src+ to +dest+.
+  # If +src+ is a directory, this method links its contents recursively.
+  #
+  # Both of +src+ and +dest+ must be a path name.
+  # +src+ must exist, +dest+ must not exist.
+  #
+  # If +dereference_root+ is true, this method dereferences the tree root.
+  #
+  # If +remove_destination+ is true, this method removes each destination file before copy.
+  #
+  def link_entry(src, dest, dereference_root = false, remove_destination = false)
+    Entry_.new(src, nil, dereference_root).traverse do |ent|
+      destent = Entry_.new(dest, ent.rel, false)
+      File.unlink destent.path if remove_destination && File.file?(destent.path)
+      ent.link destent.path
+    end
+  end
+  module_function :link_entry
+
   #
   # Copies a file content +src+ to +dest+.  If +dest+ is a directory,
   # copies +src+ to +dest/src+.
@@ -412,7 +476,7 @@ module Bundler::FileUtils
   def copy_entry(src, dest, preserve = false, dereference_root = false, remove_destination = false)
     Entry_.new(src, nil, dereference_root).wrap_traverse(proc do |ent|
       destent = Entry_.new(dest, ent.rel, false)
-      File.unlink destent.path if remove_destination && File.file?(destent.path)
+      File.unlink destent.path if remove_destination && (File.file?(destent.path) || File.symlink?(destent.path))
       ent.copy destent.path
     end, proc do |ent|
       destent = Entry_.new(dest, ent.rel, false)
@@ -461,13 +525,12 @@ module Bundler::FileUtils
         if destent.exist?
           if destent.directory?
             raise Errno::EEXIST, d
-          else
-            destent.remove_file if rename_cannot_overwrite_file?
           end
         end
         begin
           File.rename s, d
-        rescue Errno::EXDEV
+        rescue Errno::EXDEV,
+               Errno::EPERM # move from unencrypted to encrypted dir (ext4)
           copy_entry s, d, true
           if secure
             remove_entry_secure s, force
@@ -485,11 +548,6 @@ module Bundler::FileUtils
   alias move mv
   module_function :move
 
-  def rename_cannot_overwrite_file?   #:nodoc:
-    /emx/ =~ RUBY_PLATFORM
-  end
-  private_module_function :rename_cannot_overwrite_file?
-
   #
   # Remove file(s) specified in +list+.  This method cannot remove directories.
   # All StandardErrors are ignored when the :force option is set.
@@ -601,8 +659,8 @@ module Bundler::FileUtils
   #
   # For details of this security vulnerability, see Perl's case:
   #
-  # * http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0448
+  # * https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0448
-  # * http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0452
+  # * https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0452
   #
   # For fileutils.rb, this vulnerability is reported in [ruby-dev:26100].
   #
@@ -626,22 +684,38 @@ module Bundler::FileUtils
     unless parent_st.sticky?
       raise ArgumentError, "parent directory is world writable, Bundler::FileUtils#remove_entry_secure does not work; abort: #{path.inspect} (parent directory mode #{'%o' % parent_st.mode})"
     end
+
     # freeze tree root
     euid = Process.euid
-    File.open(fullpath + '/.') {|f|
+    dot_file = fullpath + "/."
-      unless fu_stat_identical_entry?(st, f.stat)
+    begin
-        # symlink (TOC-to-TOU attack?)
+      File.open(dot_file) {|f|
-        File.unlink fullpath
+        unless fu_stat_identical_entry?(st, f.stat)
-        return
+          # symlink (TOC-to-TOU attack?)
-      end
+          File.unlink fullpath
-      f.chown euid, -1
+          return
-      f.chmod 0700
+        end
-      unless fu_stat_identical_entry?(st, File.lstat(fullpath))
+        f.chown euid, -1
-        # TOC-to-TOU attack?
+        f.chmod 0700
-        File.unlink fullpath
+      }
-        return
+    rescue Errno::EISDIR # JRuby in non-native mode can't open files as dirs
-      end
+      File.lstat(dot_file).tap {|fstat|
-    }
+        unless fu_stat_identical_entry?(st, fstat)
+          # symlink (TOC-to-TOU attack?)
+          File.unlink fullpath
+          return
+        end
+        File.chown euid, -1, dot_file
+        File.chmod 0700, dot_file
+      }
+    end
+
+    unless fu_stat_identical_entry?(st, File.lstat(fullpath))
+      # TOC-to-TOU attack?
+      File.unlink fullpath
+      return
+    end
+
     # ---- tree root is frozen ----
     root = Entry_.new(path)
     root.preorder_traverse do |ent|
@@ -742,8 +816,15 @@ module Bundler::FileUtils
   #
   def compare_stream(a, b)
     bsize = fu_stream_blksize(a, b)
-    sa = String.new(capacity: bsize)
+
-    sb = String.new(capacity: bsize)
+    if RUBY_VERSION > "2.4"
+      sa = String.new(capacity: bsize)
+      sb = String.new(capacity: bsize)
+    else
+      sa = String.new
+      sb = String.new
+    end
+
     begin
       a.read(bsize, sa)
       b.read(bsize, sb)
@@ -1001,11 +1082,6 @@ module Bundler::FileUtils
   end
   module_function :chown_R
 
-  begin
-    require 'etc'
-  rescue LoadError # rescue LoadError for miniruby
-  end
-
   def fu_get_uid(user)   #:nodoc:
     return nil unless user
     case user
@@ -1014,6 +1090,7 @@ module Bundler::FileUtils
     when /\A\d+\z/
       user.to_i
     else
+      require 'etc'
       Etc.getpwnam(user) ? Etc.getpwnam(user).uid : nil
     end
   end
@@ -1027,6 +1104,7 @@ module Bundler::FileUtils
     when /\A\d+\z/
       group.to_i
     else
+      require 'etc'
       Etc.getgrnam(group) ? Etc.getgrnam(group).gid : nil
     end
   end
@@ -1067,8 +1145,11 @@ module Bundler::FileUtils
   module StreamUtils_
     private
 
-    def fu_windows?
+    case (defined?(::RbConfig) ? ::RbConfig::CONFIG['host_os'] : ::RUBY_PLATFORM)
-      /mswin|mingw|bccwin|emx/ =~ RUBY_PLATFORM
+    when /mswin|mingw/
+      def fu_windows?; true end
+    else
+      def fu_windows?; false end
     end
 
     def fu_copy_stream0(src, dest, blksize = nil)   #:nodoc:
@@ -1193,9 +1274,15 @@ module Bundler::FileUtils
     def entries
       opts = {}
       opts[:encoding] = ::Encoding::UTF_8 if fu_windows?
-      Dir.entries(path(), opts)\
+
-          .reject {|n| n == '.' or n == '..' }\
+      files = if Dir.respond_to?(:children)
-          .map {|n| Entry_.new(prefix(), join(rel(), n.untaint)) }
+        Dir.children(path, opts)
+      else
+        Dir.entries(path(), opts)
+           .reject {|n| n == '.' or n == '..' }
+      end
+
+      files.map {|n| Entry_.new(prefix(), join(rel(), n.untaint)) }
     end
 
     def stat
@@ -1250,6 +1337,22 @@ module Bundler::FileUtils
       end
     end
 
+    def link(dest)
+      case
+      when directory?
+        if !File.exist?(dest) and descendant_directory?(dest, path)
+          raise ArgumentError, "cannot link directory %s to itself %s" % [path, dest]
+        end
+        begin
+          Dir.mkdir dest
+        rescue
+          raise unless File.directory?(dest)
+        end
+      else
+        File.link path(), dest
+      end
+    end
+
     def copy(dest)
       lstat
       case

lib/bundler/vendor/fileutils/lib/fileutils/version.rb

@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+module Bundler::FileUtils
+  VERSION = "1.2.0"
+end

lib/bundler/vendor/molinillo/lib/molinillo/dependency_graph/vertex.rb

@@ -50,14 +50,25 @@ module Bundler::Molinillo
         incoming_edges.map(&:origin)
       end
 
-      # @return [Array<Vertex>] the vertices of {#graph} where `self` is a
+      # @return [Set<Vertex>] the vertices of {#graph} where `self` is a
       #   {#descendent?}
       def recursive_predecessors
-        vertices = predecessors
+        _recursive_predecessors
-        vertices += Compatibility.flat_map(vertices, &:recursive_predecessors)
+      end
-        vertices.uniq!
+
+      # @param [Set<Vertex>] vertices the set to add the predecessors to
+      # @return [Set<Vertex>] the vertices of {#graph} where `self` is a
+      #   {#descendent?}
+      def _recursive_predecessors(vertices = Set.new)
+        incoming_edges.each do |edge|
+          vertex = edge.origin
+          next unless vertices.add?(vertex)
+          vertex._recursive_predecessors(vertices)
+        end
+
         vertices
       end
+      protected :_recursive_predecessors
 
       # @return [Array<Vertex>] the vertices of {#graph} that have an edge with
       #   `self` as their {Edge#origin}
@@ -65,14 +76,25 @@ module Bundler::Molinillo
         outgoing_edges.map(&:destination)
       end
 
-      # @return [Array<Vertex>] the vertices of {#graph} where `self` is an
+      # @return [Set<Vertex>] the vertices of {#graph} where `self` is an
       #   {#ancestor?}
       def recursive_successors
-        vertices = successors
+        _recursive_successors
-        vertices += Compatibility.flat_map(vertices, &:recursive_successors)
+      end
-        vertices.uniq!
+
+      # @param [Set<Vertex>] vertices the set to add the successors to
+      # @return [Set<Vertex>] the vertices of {#graph} where `self` is an
+      #   {#ancestor?}
+      def _recursive_successors(vertices = Set.new)
+        outgoing_edges.each do |edge|
+          vertex = edge.destination
+          next unless vertices.add?(vertex)
+          vertex._recursive_successors(vertices)
+        end
+
         vertices
       end
+      protected :_recursive_successors
 
       # @return [String] a string suitable for debugging
       def inspect

lib/bundler/vendor/thor/lib/thor/actions.rb

@@ -113,8 +113,10 @@ class Bundler::Thor
     # the script started).
     #
     def relative_to_original_destination_root(path, remove_dot = true)
-      path = path.dup
+      root = @destination_stack[0]
-      if path.gsub!(@destination_stack[0], ".")
+      if path.start_with?(root) && [File::SEPARATOR, File::ALT_SEPARATOR, nil, ''].include?(path[root.size..root.size])
+        path = path.dup
+        path[0...root.size] = '.'
         remove_dot ? (path[2..-1] || "") : path
       else
         path
@@ -217,6 +219,7 @@ class Bundler::Thor
       shell.padding += 1 if verbose
 
       contents = if is_uri
+        require "open-uri"
         open(path, "Accept" => "application/x-thor-template", &:read)
       else
         open(path, &:read)
@@ -252,9 +255,16 @@ class Bundler::Thor
 
       say_status :run, desc, config.fetch(:verbose, true)
 
-      unless options[:pretend]
+      return if options[:pretend]
-        config[:capture] ? `#{command}` : system(command.to_s)
+
+      result = config[:capture] ? `#{command}` : system(command.to_s)
+
+      if config[:abort_on_failure]
+        success = config[:capture] ? $?.success? : result
+        abort unless success
       end
+
+      result
     end
 
     # Executes a ruby script (taking into account WIN32 platform quirks).

lib/bundler/vendor/thor/lib/thor/actions/file_manipulation.rb

@@ -60,6 +60,9 @@ class Bundler::Thor
     # destination. If a block is given instead of destination, the content of
     # the url is yielded and used as location.
     #
+    # +get+ relies on open-uri, so passing application user input would provide
+    # a command injection attack vector.
+    #
     # ==== Parameters
     # source<String>:: the address of the given content.
     # destination<String>:: the relative path to the destination root.
@@ -117,7 +120,13 @@ class Bundler::Thor
       context = config.delete(:context) || instance_eval("binding")
 
       create_file destination, nil, config do
-        content = CapturableERB.new(::File.binread(source), nil, "-", "@output_buffer").tap do |erb|
+        match = ERB.version.match(/(\d+\.\d+\.\d+)/)
+        capturable_erb = if match && match[1] >= "2.2.0" # Ruby 2.6+
+          CapturableERB.new(::File.binread(source), :trim_mode => "-", :eoutvar => "@output_buffer")
+        else
+          CapturableERB.new(::File.binread(source), nil, "-", "@output_buffer")
+        end
+        content = capturable_erb.tap do |erb|
           erb.filename = source
         end.result(context)
         content = yield(content) if block
@@ -301,7 +310,7 @@ class Bundler::Thor
     def comment_lines(path, flag, *args)
       flag = flag.respond_to?(:source) ? flag.source : flag
 
-      gsub_file(path, /^(\s*)([^#|\n]*#{flag})/, '\1# \2', *args)
+      gsub_file(path, /^(\s*)([^#\n]*#{flag})/, '\1# \2', *args)
     end
 
     # Removes a file at the given location.

lib/bundler/vendor/thor/lib/thor/base.rb

@@ -113,7 +113,7 @@ class Bundler::Thor
       end
 
       # Whenever a class inherits from Bundler::Thor or Bundler::Thor::Group, we should track the
-      # class and the file on Bundler::Thor::Base. This is the method responsable for it.
+      # class and the file on Bundler::Thor::Base. This is the method responsible for it.
       #
       def register_klass_file(klass) #:nodoc:
         file = caller[1].match(/(.*):\d+/)[1]
@@ -466,13 +466,13 @@ class Bundler::Thor
         dispatch(nil, given_args.dup, nil, config)
       rescue Bundler::Thor::Error => e
         config[:debug] || ENV["THOR_DEBUG"] == "1" ? (raise e) : config[:shell].error(e.message)
-        exit(1) if exit_on_failure?
+        exit(false) if exit_on_failure?
       rescue Errno::EPIPE
         # This happens if a thor command is piped to something like `head`,
         # which closes the pipe when it's done reading. This will also
         # mean that if the pipe is closed, further unnecessary
         # computation will not occur.
-        exit(0)
+        exit(true)
       end
 
       # Allows to use private methods from parent in child classes as commands.
@@ -493,8 +493,7 @@ class Bundler::Thor
       alias_method :public_task, :public_command
 
       def handle_no_command_error(command, has_namespace = $thor_runner) #:nodoc:
-        raise UndefinedCommandError, "Could not find command #{command.inspect} in #{namespace.inspect} namespace." if has_namespace
+        raise UndefinedCommandError.new(command, all_commands.keys, (namespace if has_namespace))
-        raise UndefinedCommandError, "Could not find command #{command.inspect}."
       end
       alias_method :handle_no_task_error, :handle_no_command_error
 

lib/bundler/vendor/thor/lib/thor/error.rb

@@ -1,4 +1,23 @@
 class Bundler::Thor
+  Correctable =
+    begin
+      require 'did_you_mean'
+
+      # In order to support versions of Ruby that don't have keyword
+      # arguments, we need our own spell checker class that doesn't take key
+      # words. Even though this code wouldn't be hit because of the check
+      # above, it's still necessary because the interpreter would otherwise be
+      # unable to parse the file.
+      class NoKwargSpellChecker < DidYouMean::SpellChecker # :nodoc:
+        def initialize(dictionary)
+          @dictionary = dictionary
+        end
+      end
+
+      DidYouMean::Correctable
+    rescue LoadError, NameError
+    end
+
   # Bundler::Thor::Error is raised when it's caused by wrong usage of thor classes. Those
   # errors have their backtrace suppressed and are nicely shown to the user.
   #
@@ -10,6 +29,35 @@ class Bundler::Thor
 
   # Raised when a command was not found.
   class UndefinedCommandError < Error
+    class SpellChecker
+      attr_reader :error
+
+      def initialize(error)
+        @error = error
+      end
+
+      def corrections
+        @corrections ||= spell_checker.correct(error.command).map(&:inspect)
+      end
+
+      def spell_checker
+        NoKwargSpellChecker.new(error.all_commands)
+      end
+    end
+
+    attr_reader :command, :all_commands
+
+    def initialize(command, all_commands, namespace)
+      @command = command
+      @all_commands = all_commands
+
+      message = "Could not find command #{command.inspect}"
+      message = namespace ? "#{message} in #{namespace.inspect} namespace." : "#{message}."
+
+      super(message)
+    end
+
+    prepend Correctable if Correctable
   end
   UndefinedTaskError = UndefinedCommandError
 
@@ -22,6 +70,33 @@ class Bundler::Thor
   end
 
   class UnknownArgumentError < Error
+    class SpellChecker
+      attr_reader :error
+
+      def initialize(error)
+        @error = error
+      end
+
+      def corrections
+        @corrections ||=
+          error.unknown.flat_map { |unknown| spell_checker.correct(unknown) }.uniq.map(&:inspect)
+      end
+
+      def spell_checker
+        @spell_checker ||= NoKwargSpellChecker.new(error.switches)
+      end
+    end
+
+    attr_reader :switches, :unknown
+
+    def initialize(switches, unknown)
+      @switches = switches
+      @unknown = unknown
+
+      super("Unknown switches #{unknown.map(&:inspect).join(', ')}")
+    end
+
+    prepend Correctable if Correctable
   end
 
   class RequiredArgumentMissingError < InvocationError
@@ -29,4 +104,11 @@ class Bundler::Thor
 
   class MalformattedArgumentError < InvocationError
   end
+
+  if Correctable
+    DidYouMean::SPELL_CHECKERS.merge!(
+      'Bundler::Thor::UndefinedCommandError' => UndefinedCommandError::SpellChecker,
+      'Bundler::Thor::UnknownArgumentError' => UnknownArgumentError::SpellChecker
+    )
+  end
 end

lib/bundler/vendor/thor/lib/thor/group.rb

@@ -61,7 +61,7 @@ class Bundler::Thor::Group
         invocations[name] = false
         invocation_blocks[name] = block if block_given?
 
-        class_eval <<-METHOD, __FILE__, __LINE__
+        class_eval <<-METHOD, __FILE__, __LINE__ + 1
           def _invoke_#{name.to_s.gsub(/\W/, '_')}
             klass, command = self.class.prepare_for_invocation(nil, #{name.inspect})
 
@@ -120,7 +120,7 @@ class Bundler::Thor::Group
         invocations[name] = true
         invocation_blocks[name] = block if block_given?
 
-        class_eval <<-METHOD, __FILE__, __LINE__
+        class_eval <<-METHOD, __FILE__, __LINE__ + 1
           def _invoke_from_option_#{name.to_s.gsub(/\W/, '_')}
             return unless options[#{name.inspect}]
 

lib/bundler/vendor/thor/lib/thor/parser/options.rb

@@ -44,6 +44,7 @@ class Bundler::Thor
       @shorts = {}
       @switches = {}
       @extra = []
+      @stopped_parsing_after_extra_index = nil
 
       options.each do |option|
         @switches[option.switch_name] = option
@@ -66,6 +67,7 @@ class Bundler::Thor
       if result == OPTS_END
         shift
         @parsing_options = false
+        @stopped_parsing_after_extra_index ||= @extra.size
         super
       else
         result
@@ -99,6 +101,7 @@ class Bundler::Thor
           elsif @stop_on_unknown
             @parsing_options = false
             @extra << shifted
+            @stopped_parsing_after_extra_index ||= @extra.size
             @extra << shift while peek
             break
           elsif match
@@ -120,9 +123,11 @@ class Bundler::Thor
     end
 
     def check_unknown!
+      to_check = @stopped_parsing_after_extra_index ? @extra[0...@stopped_parsing_after_extra_index] : @extra
+
       # an unknown option starts with - or -- and has no more --'s afterward.
-      unknown = @extra.select { |str| str =~ /^--?(?:(?!--).)*$/ }
+      unknown = to_check.select { |str| str =~ /^--?(?:(?!--).)*$/ }
-      raise UnknownArgumentError, "Unknown switches '#{unknown.join(', ')}'" unless unknown.empty?
+      raise UnknownArgumentError.new(@switches.keys, unknown) unless unknown.empty?
     end
 
   protected

lib/bundler/vendor/thor/lib/thor/runner.rb

@@ -3,7 +3,7 @@ require "bundler/vendor/thor/lib/thor/group"
 require "bundler/vendor/thor/lib/thor/core_ext/io_binary_read"
 
 require "yaml"
-require "digest"
+require "digest/md5"
 require "pathname"
 
 class Bundler::Thor::Runner < Bundler::Thor #:nodoc: # rubocop:disable ClassLength
@@ -90,7 +90,7 @@ class Bundler::Thor::Runner < Bundler::Thor #:nodoc: # rubocop:disable ClassLeng
     end
 
     thor_yaml[as] = {
-      :filename   => Digest(:MD5).hexdigest(name + as),
+      :filename   => Digest::MD5.hexdigest(name + as),
       :location   => location,
       :namespaces => Bundler::Thor::Util.namespaces_in_content(contents, base)
     }

lib/bundler/vendor/thor/lib/thor/shell.rb

@@ -55,7 +55,7 @@ class Bundler::Thor
 
     # Common methods that are delegated to the shell.
     SHELL_DELEGATED_METHODS.each do |method|
-      module_eval <<-METHOD, __FILE__, __LINE__
+      module_eval <<-METHOD, __FILE__, __LINE__ + 1
         def #{method}(*args,&block)
           shell.#{method}(*args,&block)
         end

lib/bundler/vendor/thor/lib/thor/shell/basic.rb

@@ -1,6 +1,8 @@
 class Bundler::Thor
   module Shell
     class Basic
+      DEFAULT_TERMINAL_WIDTH = 80
+
       attr_accessor :base
       attr_reader   :padding
 
@@ -45,6 +47,10 @@ class Bundler::Thor
 
       # Asks something to the user and receives a response.
       #
+      # If a default value is specified it will be presented to the user
+      # and allows them to select that value with an empty response. This
+      # option is ignored when limited answers are supplied.
+      #
       # If asked to limit the correct responses, you can pass in an
       # array of acceptable answers.  If one of those is not supplied,
       # they will be shown a message stating that one of those answers
@@ -61,6 +67,8 @@ class Bundler::Thor
       # ==== Example
       # ask("What is your name?")
       #
+      # ask("What is the planet furthest from the sun?", :default => "Pluto")
+      #
       # ask("What is your favorite Neopolitan flavor?", :limited_to => ["strawberry", "chocolate", "vanilla"])
       #
       # ask("What is your password?", :echo => false)
@@ -222,8 +230,20 @@ class Bundler::Thor
         paras = message.split("\n\n")
 
         paras.map! do |unwrapped|
-          unwrapped.strip.tr("\n", " ").squeeze(" ").gsub(/.{1,#{width}}(?:\s|\Z)/) { ($& + 5.chr).gsub(/\n\005/, "\n").gsub(/\005/, "\n") }
+          counter = 0
-        end
+          unwrapped.split(" ").inject do |memo, word|
+            word = word.gsub(/\n\005/, "\n").gsub(/\005/, "\n")
+            counter = 0 if word.include? "\n"
+            if (counter + word.length + 1) < width
+              memo = "#{memo} #{word}"
+              counter += (word.length + 1)
+            else
+              memo = "#{memo}\n#{word}"
+              counter = word.length
+            end
+            memo
+          end
+        end.compact!
 
         paras.each do |para|
           para.split("\n").each do |line|
@@ -239,11 +259,11 @@ class Bundler::Thor
       #
       # ==== Parameters
       # destination<String>:: the destination file to solve conflicts
-      # block<Proc>:: an optional block that returns the value to be used in diff
+      # block<Proc>:: an optional block that returns the value to be used in diff and merge
       #
       def file_collision(destination)
         return true if @always_force
-        options = block_given? ? "[Ynaqdh]" : "[Ynaqh]"
+        options = block_given? ? "[Ynaqdhm]" : "[Ynaqh]"
 
         loop do
           answer = ask(
@@ -267,6 +287,13 @@ class Bundler::Thor
           when is?(:diff)
             show_diff(destination, yield) if block_given?
             say "Retrying..."
+          when is?(:merge)
+            if block_given? && !merge_tool.empty?
+              merge(destination, yield)
+              return nil
+            end
+
+            say "Please specify merge tool to `THOR_MERGE` env."
           else
             say file_collision_help
           end
@@ -279,11 +306,11 @@ class Bundler::Thor
         result = if ENV["THOR_COLUMNS"]
           ENV["THOR_COLUMNS"].to_i
         else
-          unix? ? dynamic_width : 80
+          unix? ? dynamic_width : DEFAULT_TERMINAL_WIDTH
         end
-        result < 10 ? 80 : result
+        result < 10 ? DEFAULT_TERMINAL_WIDTH : result
       rescue
-        80
+        DEFAULT_TERMINAL_WIDTH
       end
 
       # Called if something goes wrong during the execution. This is used by Bundler::Thor
@@ -344,6 +371,7 @@ class Bundler::Thor
         q - quit, abort
         d - diff, show the differences between the old and the new
         h - help, show this help
+        m - merge, run merge tool
         HELP
       end
 
@@ -432,6 +460,23 @@ class Bundler::Thor
         end
         correct_answer
       end
+
+      def merge(destination, content) #:nodoc:
+        require "tempfile"
+        Tempfile.open([File.basename(destination), File.extname(destination)], File.dirname(destination)) do |temp|
+          temp.write content
+          temp.rewind
+          system %(#{merge_tool} "#{temp.path}" "#{destination}")
+        end
+      end
+
+      def merge_tool #:nodoc:
+        @merge_tool ||= ENV["THOR_MERGE"] || git_merge_tool
+      end
+
+      def git_merge_tool #:nodoc:
+        `git config merge.tool`.rstrip rescue ""
+      end
     end
   end
 end

lib/bundler/vendor/thor/lib/thor/util.rb

@@ -27,7 +27,7 @@ class Bundler::Thor
       end
 
       # Receives a constant and converts it to a Bundler::Thor namespace. Since Bundler::Thor
-      # commands can be added to a sandbox, this method is also responsable for
+      # commands can be added to a sandbox, this method is also responsible for
       # removing the sandbox namespace.
       #
       # This method should not be used in general because it's used to deal with

lib/bundler/vendor/thor/lib/thor/version.rb

@@ -1,3 +1,3 @@
 class Bundler::Thor
-  VERSION = "0.20.0"
+  VERSION = "0.20.3"
 end

lib/bundler/version.rb

@@ -1,13 +1,10 @@
 # frozen_string_literal: false
 
-# Ruby 1.9.3 and old RubyGems don't play nice with frozen version strings
-# rubocop:disable MutableConstant
-
 module Bundler
   # We're doing this because we might write tests that deal
   # with other versions of bundler and we are unsure how to
   # handle this better.
-  VERSION = "2.0.1" unless defined?(::Bundler::VERSION)
+  VERSION = "2.1.0.pre.1".freeze unless defined?(::Bundler::VERSION)
 
   def self.overwrite_loaded_gem_version
     begin

lib/bundler/version_ranges.rb

@@ -5,11 +5,42 @@ module Bundler
     NEq = Struct.new(:version)
     ReqR = Struct.new(:left, :right)
     class ReqR
-      Endpoint = Struct.new(:version, :inclusive)
+      Endpoint = Struct.new(:version, :inclusive) do
+        def <=>(other)
+          if version.equal?(INFINITY)
+            return 0 if other.version.equal?(INFINITY)
+            return 1
+          elsif other.version.equal?(INFINITY)
+            return -1
+          end
+
+          comp = version <=> other.version
+          return comp unless comp.zero?
+
+          if inclusive && !other.inclusive
+            1
+          elsif !inclusive && other.inclusive
+            -1
+          else
+            0
+          end
+        end
+      end
+
       def to_s
         "#{left.inclusive ? "[" : "("}#{left.version}, #{right.version}#{right.inclusive ? "]" : ")"}"
       end
-      INFINITY = Object.new.freeze
+      INFINITY = begin
+        inf = Object.new
+        def inf.to_s
+          "∞"
+        end
+        def inf.<=>(other)
+          return 0 if other.equal?(self)
+          1
+        end
+        inf.freeze
+      end
       ZERO = Gem::Version.new("0.a")
 
       def cover?(v)
@@ -32,6 +63,15 @@ module Bundler
         left.version == right.version
       end
 
+      def <=>(other)
+        return -1 if other.equal?(INFINITY)
+
+        comp = left <=> other.left
+        return comp unless comp.zero?
+
+        right <=> other.right
+      end
+
       UNIVERSAL = ReqR.new(ReqR::Endpoint.new(Gem::Version.new("0.a"), true), ReqR::Endpoint.new(ReqR::INFINITY, false)).freeze
     end
 
@@ -57,7 +97,7 @@ module Bundler
       end.uniq
       ranges, neqs = ranges.partition {|r| !r.is_a?(NEq) }
 
-      [ranges.sort_by {|range| [range.left.version, range.left.inclusive ? 0 : 1] }, neqs.map(&:version)]
+      [ranges.sort, neqs.map(&:version)]
     end
 
     def self.empty?(ranges, neqs)
@@ -66,8 +106,14 @@ module Bundler
         next false if curr_range.single? && neqs.include?(curr_range.left.version)
         next curr_range if last_range.right.version == ReqR::INFINITY
         case last_range.right.version <=> curr_range.left.version
-        when 1 then next curr_range
+        # higher
-        when 0 then next(last_range.right.inclusive && curr_range.left.inclusive && !neqs.include?(curr_range.left.version) && curr_range)
+        when 1 then next ReqR.new(curr_range.left, last_range.right)
+        # equal
+        when 0
+          if last_range.right.inclusive && curr_range.left.inclusive && !neqs.include?(curr_range.left.version)
+            ReqR.new(curr_range.left, [curr_range.right, last_range.right].max)
+          end
+        # lower
         when -1 then next false
         end
       end

lib/bundler/vlad.rb

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 require "bundler/shared_helpers"
-Bundler::SharedHelpers.major_deprecation 3,
+Bundler::SharedHelpers.major_deprecation 2,
   "The Bundler task for Vlad"
 
 # Vlad task for Bundler.

lib/bundler/worker.rb

@@ -1,7 +1,5 @@
 # frozen_string_literal: true
 
-require "thread"
-
 module Bundler
   class Worker
     POISON = Object.new
@@ -62,7 +60,7 @@ module Bundler
 
     def apply_func(obj, i)
       @func.call(obj, i)
-    rescue Exception => e
+    rescue Exception => e # rubocop:disable Lint/RescueException
       WrappedException.new(e)
     end
 

lib/bundler/yaml_serializer.rb

@@ -32,7 +32,7 @@ module Bundler
       (.*) # value
       \1 # matching closing quote
       $
-    /xo
+    /xo.freeze
 
     HASH_REGEX = /
       ^
@@ -40,12 +40,11 @@ module Bundler
       (.+) # key
       (?::(?=(?:\s|$))) # :  (without the lookahead the #key includes this when : is present in value)
       [ ]?
-      (?: !\s)? # optional exclamation mark found with ruby 1.9.3
       (['"]?) # optional opening quote
       (.*) # value
       \3 # matching closing quote
       $
-    /xo
+    /xo.freeze
 
     def load(str)
       res = {}

libexec/bundle_ruby

@@ -1,60 +0,0 @@
-#!/usr/bin/env ruby
-# frozen_string_literal: true
-
-require "bundler/shared_helpers"
-
-Bundler::SharedHelpers.major_deprecation(3, "the bundle_ruby executable has been removed in favor of `bundle platform --ruby`")
-
-Signal.trap("INT") { exit 1 }
-
-require "bundler/errors"
-require "bundler/ruby_version"
-require "bundler/ruby_dsl"
-
-module Bundler
-  class Dsl
-    include RubyDsl
-
-    attr_accessor :ruby_version
-
-    def initialize
-      @ruby_version = nil
-    end
-
-    def eval_gemfile(gemfile, contents = nil)
-      contents ||= File.open(gemfile, "rb", &:read)
-      instance_eval(contents, gemfile.to_s, 1)
-    rescue SyntaxError => e
-      bt = e.message.split("\n")[1..-1]
-      raise GemfileError, ["Gemfile syntax error:", *bt].join("\n")
-    rescue ScriptError, RegexpError, NameError, ArgumentError => e
-      e.backtrace[0] = "#{e.backtrace[0]}: #{e.message} (#{e.class})"
-      STDERR.puts e.backtrace.join("\n       ")
-      raise GemfileError, "There was an error in your Gemfile," \
-        " and Bundler cannot continue."
-    end
-
-    def source(source, options = {})
-    end
-
-    def gem(name, *args)
-    end
-
-    def group(*args)
-    end
-  end
-end
-
-dsl = Bundler::Dsl.new
-begin
-  dsl.eval_gemfile(Bundler::SharedHelpers.default_gemfile)
-  ruby_version = dsl.ruby_version
-  if ruby_version
-    puts ruby_version
-  else
-    puts "No ruby version specified"
-  end
-rescue Bundler::GemfileError => e
-  puts e.message
-  exit(-1)
-end

man/bundle-add.1

@@ -1,7 +1,7 @@
 .\" generated with Ronn/v0.7.3
 .\" http://github.com/rtomayko/ronn/tree/0.7.3
 .
-.TH "BUNDLE\-ADD" "1" "November 2018" "" ""
+.TH "BUNDLE\-ADD" "1" "March 2019" "" ""
 .
 .SH "NAME"
 \fBbundle\-add\fR \- Add gem to the Gemfile and run bundle install

man/bundle-add.1.txt

@@ -2,16 +2,16 @@ BUNDLE-ADD(1)							 BUNDLE-ADD(1)
 
 
 
-1mNAME0m
+NAME
-       1mbundle-add 22m- Add gem to the Gemfile and run bundle install
+       bundle-add - Add gem to the Gemfile and run bundle install
 
-1mSYNOPSIS0m
+SYNOPSIS
-       1mbundle     add     4m22mGEM_NAME24m	 [--group=GROUP]     [--version=VERSION]
+       bundle	  add	  GEM_NAME     [--group=GROUP]	   [--version=VERSION]
        [--source=SOURCE] [--skip-install] [--strict] [--optimistic]
 
-1mDESCRIPTION0m
+DESCRIPTION
-       Adds the named gem to the Gemfile and run 1mbundle  install22m.	1mbundle  in-0m
+       Adds the named gem to  the  Gemfile  and  run  bundle  install.	bundle
-       1mstall 22mcan be avoided by using the flag 1m--skip-install22m.
+       install can be avoided by using the flag --skip-install.
 
        Example:
 
@@ -26,27 +26,27 @@ BUNDLE-ADD(1)							 BUNDLE-ADD(1)
 
        bundle add rails --group "development, test"
 
-1mOPTIONS0m
+OPTIONS
-       1m--version22m, 1m-v0m
+       --version, -v
 	      Specify version requirements(s) for the added gem.
 
-       1m--group22m, 1m-g0m
+       --group, -g
 	      Specify the group(s) for the added gem. Multiple	groups	should
 	      be separated by commas.
 
-       1m--source22m, , 1m-s0m
+       --source, , -s
 	      Specify the source for the added gem.
 
-       1m--skip-install0m
+       --skip-install
 	      Adds the gem to the Gemfile but does not install it.
 
-       1m--optimistic0m
+       --optimistic
 	      Adds optimistic declaration of version
 
-       1m--strict0m
+       --strict
 	      Adds strict declaration of version
 
 
 
 
-				 November 2018			 BUNDLE-ADD(1)
+				  March 2019			 BUNDLE-ADD(1)

man/bundle-binstubs.1

@@ -1,7 +1,7 @@
 .\" generated with Ronn/v0.7.3
 .\" http://github.com/rtomayko/ronn/tree/0.7.3
 .
-.TH "BUNDLE\-BINSTUBS" "1" "November 2018" "" ""
+.TH "BUNDLE\-BINSTUBS" "1" "March 2019" "" ""
 .
 .SH "NAME"
 \fBbundle\-binstubs\fR \- Install the binstubs of the listed gems