flatten the result objects

lib/index.js

@@ -110,10 +110,9 @@ module.exports.parseContents = function(contents, options){
         if(comment.type === 'Block'){
             var body = comment.value;
             body = body.replace(skip, '');
-            results.push({
-                doc: body,
-                data: expressions[comment.loc.end.line + 1],
-            });
+            data = expressions[comment.loc.end.line + 1] || {};
+            data.doc = body;
+            results.push(data);
         }
     });