Layout should be a component

src/components/Layout.js

@@ -0,0 +1,9 @@
+export default initial_vnode => {
+	return {
+		view: vnode => [
+			vnode.attrs.prologue,
+			m('main', vnode.children),
+			vnode.attrs.epilogue
+		]
+	}
+}

src/util/with_layout.js

@@ -1,15 +0,0 @@
-export default options => {
-	if (typeof options == 'undefined')
-		options = {}
-
-	if (!options.hasOwnProperty('content'))
-		options = {'content': options}
-
-	return {
-		view: vnode => [
-			options.prologue,
-			m('main', options.content),
-			options.epilogue
-		]
-	}
-}