List all the specifications of a local pod.

lib/cocoapods/local_pod.rb

@@ -224,8 +224,9 @@ module Pod
 
     def expanded_paths(patterns, options = {})
       unless exists?
-        raise Informative, "[Local Pod] Attempt to resolve paths for nonexistent pod `#{@specification}'.\n" \
-                           "\tPatterns: #{patterns.inspect}\n" \
+        raise Informative, "[Local Pod] Attempt to resolve paths for nonexistent pod.\n" \
+                           "\tSpecifications: #{@specifications.inspect}\n" \
+                           "\t      Patterns: #{patterns.inspect}\n" \
                            "\t       Options: #{options.inspect}"
       end