Refactor the 'for' loop that adds all the post files

site.moon

@@ -62,9 +62,13 @@ sitegen.create =>
   add "index.html"
   add "blog.html", target: "posts/index", template: "blog"
 
-  add path, target: out, template: "post", is_a: "post", post: {
-    publish_date: publish_date(path)
-  }, id: extract_id(path) for path, out in pairs posts "docs"
+  for path, target in pairs posts "docs"
+    add path,
+      target: target
+      template: "post"
+      is_a: "post"
+      publish_date: publish_date(path)
+      id: extract_id(path)
 
   -- replace post markdown yaml headers with moonscript headers
   filter "docs", (body) =>