1 files changed, 24 insertions, 0 deletions
diff --git a/lib/rubygems/source/vendor.rb b/lib/rubygems/source/vendor.rb
new file mode 100644
index 0000000000..44ef614441
--- /dev/null
+++ b/lib/rubygems/source/vendor.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+##
+# This represents a vendored source that is similar to an installed gem.
+
+class Gem::Source::Vendor < Gem::Source::Installed
+  ##
+  # Creates a new Vendor source for a gem that was unpacked at +path+.
+
+  def initialize(path)
+    @uri = path
+  end
+
+  def <=>(other)
+    case other
+    when Gem::Source::Lock then
+      -1
+    when Gem::Source::Vendor then
+      0
+    when Gem::Source then
+      1
+    end
+  end
+end