lib/ridgepole/diff.rb in ridgepole-0.7.0.beta19 vs lib/ridgepole/diff.rb in ridgepole-0.7.0.beta20

@@ -9,10 +9,11 @@
     to = (to || {}).deep_dup
 
     if @options[:reverse]
       from, to = to, from
     end
+    check_table_existence(to)
 
     delta = {}
     relation_info = {}
 
     scan_table_rename(from, to, delta)
@@ -524,8 +525,15 @@
   %*s: #{parent_column_info_str}
   %*s: #{child_column_info_str}
           EOS
         end
       end
+    end
+  end
+
+  def check_table_existence(definition)
+    return unless @options[:tables]
+    @options[:tables].each do |table_name|
+      @logger.warn "[WARNING] '#{table_name}' definition is not found" unless definition.has_key?(table_name)
     end
   end
 end