Add Gem::Security::Policy#inspect

lib/rubygems/security/policy.rb

@@ -105,7 +105,7 @@ def check_trust chain, digester, trust_dir
 
     # get digest algorithm, calculate checksum of root.subject
     path = Gem::Security.trusted_cert_path(root, :trust_dir => trust_dir,
-                                             :digester  => digester)
+                                           :digester  => digester)
 
     # check to make sure trusted path exists
     unless File.exist? path
@@ -133,6 +133,14 @@ def check_trust chain, digester, trust_dir
     true
   end
 
+  def inspect # :nodoc:
+    "[Policy: %s - data: %p signer: %p chain: %p root: %p " \
+      "signed-only: %p trusted-only: %p]" % [
+      @name, @verify_chain, @verify_data, @verify_root, @verify_signer,
+      @only_signed, @only_trusted,
+    ]
+  end
+
   ##
   # Verify that the gem data with the given signature and signing chain
   # matched this security policy at the specified time.