* lib/rubygems.rb, lib/rubygems/*, test/rubygems/*: Update rubygems-2.6.1.

  Please see entries of 2.6.0 and 2.6.1 on
  https://github.com/rubygems/rubygems/blob/master/History.txt
  [fix GH-1270] Patch by @segiddins

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53992 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

5 files changed, 21 insertions, 6 deletions

diff --git a/lib/rubygems/commands/cleanup_command.rb b/lib/rubygems/commands/cleanup_command.rb
index 46f89f1bb8..83ee6b5c7c 100644
--- a/lib/rubygems/commands/cleanup_command.rb
+++ b/lib/rubygems/commands/cleanup_command.rb
@@ -76,6 +76,9 @@ If no gems are named all gems in GEM_HOME are cleaned.
   end
 
   def clean_gems
+    @original_home = Gem.dir
+    @original_path = Gem.path
+
     get_primary_gems
     get_candidate_gems
     get_gems_to_cleanup
@@ -87,9 +90,6 @@ If no gems are named all gems in GEM_HOME are cleaned.
 
     deps = deplist.strongly_connected_components.flatten
 
-    @original_home = Gem.dir
-    @original_path = Gem.path
-
     deps.reverse_each do |spec|
       uninstall_dep spec
     end
@@ -108,6 +108,7 @@ If no gems are named all gems in GEM_HOME are cleaned.
   end
 
   def get_gems_to_cleanup
+
     gems_to_cleanup = @candidate_gems.select { |spec|
       @primary_gems[spec.name].version != spec.version
     }
@@ -116,6 +117,10 @@ If no gems are named all gems in GEM_HOME are cleaned.
       spec.default_gem?
     }
 
+    gems_to_cleanup = gems_to_cleanup.select { |spec|
+      spec.base_dir == @original_home
+    }
+
     @default_gems += default_gems
     @default_gems.uniq!
     @gems_to_cleanup = gems_to_cleanup.uniq
diff --git a/lib/rubygems/commands/install_command.rb b/lib/rubygems/commands/install_command.rb
index 5f0934aa17..4dd2f943c1 100644
--- a/lib/rubygems/commands/install_command.rb
+++ b/lib/rubygems/commands/install_command.rb
@@ -186,6 +186,7 @@ to write the specification by hand.  For example:
   end
 
   def execute
+
     if options.include? :gemdeps then
       install_from_gemdeps
       return # not reached
diff --git a/lib/rubygems/commands/open_command.rb b/lib/rubygems/commands/open_command.rb
index 957d369b26..a89b7421e3 100644
--- a/lib/rubygems/commands/open_command.rb
+++ b/lib/rubygems/commands/open_command.rb
@@ -15,6 +15,10 @@ class Gem::Commands::OpenCommand < Gem::Command
                "Opens gem sources in EDITOR") do |editor, options|
       options[:editor] = editor || get_env_editor
     end
+    add_option('-v', '--version VERSION', String,
+               "Opens specific gem version") do |version|
+      options[:version]  = version
+    end
   end
 
   def arguments # :nodoc:
diff --git a/lib/rubygems/commands/push_command.rb b/lib/rubygems/commands/push_command.rb
index 035a03e5e7..6adeff6b30 100644
--- a/lib/rubygems/commands/push_command.rb
+++ b/lib/rubygems/commands/push_command.rb
@@ -76,13 +76,17 @@ You can upgrade or downgrade to the latest release version with:
       @host = gem_data.spec.metadata['default_gem_server']
     end
 
-    # Always include this, even if it's nil
-    args << @host
+    push_host = nil
 
     if gem_data.spec.metadata.has_key?('allowed_push_host')
-      args << gem_data.spec.metadata['allowed_push_host']
+      push_host = gem_data.spec.metadata['allowed_push_host']
     end
 
+    @host ||= push_host
+
+    # Always include @host, even if it's nil
+    args += [ @host, push_host ]
+
     say "Pushing gem to #{@host || Gem.host}..."
 
     response = rubygems_api_request(*args) do |request|
diff --git a/lib/rubygems/commands/update_command.rb b/lib/rubygems/commands/update_command.rb
index d654a5fa4e..688e9b0e6c 100644
--- a/lib/rubygems/commands/update_command.rb
+++ b/lib/rubygems/commands/update_command.rb
@@ -85,6 +85,7 @@ command to remove old versions.
   end
 
   def execute
+
     if options[:system] then
       update_rubygems
       return