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

  HEAD(2c6d256). It contains to update vendored Molinillo to 0.5.0.
  https://github.com/rubygems/rubygems/pull/1638

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55441 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 50 insertions, 0 deletions

diff --git a/lib/rubygems/resolver/molinillo/lib/molinillo/delegates/resolution_state.rb b/lib/rubygems/resolver/molinillo/lib/molinillo/delegates/resolution_state.rb
new file mode 100644
index 0000000000..1bbc72c1f6
--- /dev/null
+++ b/lib/rubygems/resolver/molinillo/lib/molinillo/delegates/resolution_state.rb
@@ -0,0 +1,50 @@
+# frozen_string_literal: true
+module Gem::Resolver::Molinillo
+  # @!visibility private
+  module Delegates
+    # Delegates all {Gem::Resolver::Molinillo::ResolutionState} methods to a `#state` property.
+    module ResolutionState
+      # (see Gem::Resolver::Molinillo::ResolutionState#name)
+      def name
+        current_state = state || Gem::Resolver::Molinillo::ResolutionState.empty
+        current_state.name
+      end
+
+      # (see Gem::Resolver::Molinillo::ResolutionState#requirements)
+      def requirements
+        current_state = state || Gem::Resolver::Molinillo::ResolutionState.empty
+        current_state.requirements
+      end
+
+      # (see Gem::Resolver::Molinillo::ResolutionState#activated)
+      def activated
+        current_state = state || Gem::Resolver::Molinillo::ResolutionState.empty
+        current_state.activated
+      end
+
+      # (see Gem::Resolver::Molinillo::ResolutionState#requirement)
+      def requirement
+        current_state = state || Gem::Resolver::Molinillo::ResolutionState.empty
+        current_state.requirement
+      end
+
+      # (see Gem::Resolver::Molinillo::ResolutionState#possibilities)
+      def possibilities
+        current_state = state || Gem::Resolver::Molinillo::ResolutionState.empty
+        current_state.possibilities
+      end
+
+      # (see Gem::Resolver::Molinillo::ResolutionState#depth)
+      def depth
+        current_state = state || Gem::Resolver::Molinillo::ResolutionState.empty
+        current_state.depth
+      end
+
+      # (see Gem::Resolver::Molinillo::ResolutionState#conflicts)
+      def conflicts
+        current_state = state || Gem::Resolver::Molinillo::ResolutionState.empty
+        current_state.conflicts
+      end
+    end
+  end
+end