lib/vault-tree/exceptions/empty_vault.rb in vault-tree-0.3.4 vs lib/vault-tree/exceptions/empty_vault.rb in vault-tree-0.6.0

@@ -1,8 +1,23 @@
 module VaultTree
   module Exceptions
-    class EmptyVault < VaultTreeException
-      # Cant open emtpy vaults
-      # Attempted to open an empty vault
+    class EmptyVault < LibraryException
+
+      def post_initialize(params)
+        @vault_id = params[:vault_id]
+      end
+
+      def runtime_information
+        %Q{The following vault was empty: #{@vault_id}
+
+          Vault Tree does not allow you to open an empty vault.
+          An empty vault means the the vault contents field is an empty
+          string.
+
+          * Are you closing the vaults in the right order?
+          * Are you attempting to open a vault before all
+            of the vaults that it references have been closed?
+        }
+      end
     end
   end
 end