1 files changed, 60 insertions, 0 deletions
diff --git a/lib/rubygems/dependency_resolver/specification.rb b/lib/rubygems/dependency_resolver/specification.rb
new file mode 100644
index 0000000000..6fbd241316
--- /dev/null
+++ b/lib/rubygems/dependency_resolver/specification.rb
@@ -0,0 +1,60 @@
+##
+# A DependencyResolver::Specification contains a subset of the information
+# contained in a Gem::Specification.  Only the information necessary for
+# dependency resolution in the resolver is included.
+
+class Gem::DependencyResolver::Specification
+
+  ##
+  # The dependencies of the gem for this specification
+
+  attr_reader :dependencies
+
+  ##
+  # The name of the gem for this specification
+
+  attr_reader :name
+
+  ##
+  # The platform this gem works on.
+
+  attr_reader :platform
+
+  ##
+  # The set this specification came from.
+
+  attr_reader :set
+
+  ##
+  # The source for this specification
+
+  attr_reader :source
+
+  ##
+  # The version of the gem for this specification.
+
+  attr_reader :version
+
+  ##
+  # Sets default instance variables for the specification.
+
+  def initialize
+    @dependencies = nil
+    @name         = nil
+    @platform     = nil
+    @set          = nil
+    @source       = nil
+    @version      = nil
+  end
+
+  ##
+  # The name and version of the specification.
+  #
+  # Unlike Gem::Specification#full_name, the platform is not included.
+
+  def full_name
+    "#{@name}-#{@version}"
+  end
+
+end
+