Sync latest development version of bundler & rubygems

1 files changed, 47 insertions, 0 deletions

diff --git a/lib/bundler/rubygems_gem_installer.rb b/lib/bundler/rubygems_gem_installer.rb
index cd5eb152f9..f5f3c53309 100644
--- a/lib/bundler/rubygems_gem_installer.rb
+++ b/lib/bundler/rubygems_gem_installer.rb
@@ -8,6 +8,53 @@ module Bundler
       # Bundler needs to install gems regardless of binstub overwriting
     end
 
+    def install
+      pre_install_checks
+
+      run_pre_install_hooks
+
+      spec.loaded_from = spec_file
+
+      # Completely remove any previous gem files
+      FileUtils.rm_rf gem_dir
+      FileUtils.rm_rf spec.extension_dir
+
+      FileUtils.mkdir_p gem_dir, :mode => 0o755
+
+      extract_files
+
+      build_extensions
+      write_build_info_file
+      run_post_build_hooks
+
+      generate_bin
+      generate_plugins
+
+      write_spec
+      write_cache_file
+
+      say spec.post_install_message unless spec.post_install_message.nil?
+
+      run_post_install_hooks
+
+      spec
+    end
+
+    def generate_plugins
+      return unless Gem::Installer.instance_methods(false).include?(:generate_plugins)
+
+      latest = Gem::Specification.stubs_for(spec.name).first
+      return if latest && latest.version > spec.version
+
+      ensure_writable_dir @plugins_dir
+
+      if spec.plugins.empty?
+        remove_plugins_for(spec, @plugins_dir)
+      else
+        regenerate_plugins_for(spec, @plugins_dir)
+      end
+    end
+
     def pre_install_checks
       super && validate_bundler_checksum(options[:bundler_expected_checksum])
     end