From 067bd3387e96db3fbdd8c0b0fe93f2fec674f0f1 Mon Sep 17 00:00:00 2001
From: Blake Newman <blake.newman@sainsburys.co.uk>
Date: Fri, 28 Apr 2017 11:40:58 +0100
Subject: [PATCH] [Fix] functional SFC style injection support

---
 lib/component-normalizer.js | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/lib/component-normalizer.js b/lib/component-normalizer.js
index 9a97239d..7d34f7e1 100644
--- a/lib/component-normalizer.js
+++ b/lib/component-normalizer.js
@@ -61,7 +61,16 @@ module.exports = function normalizeComponent (
     hook = injectStyles
   }
 
-  if (hook) {
+  if (hook && options.functional && injectStyles) {
+    // inject styles for functioal component in vue file
+    const existing = options.render
+    options.render = function renderWithStyleInjection (...args) {
+      hook(args[1])
+      return existing(...args)
+    }
+  }
+
+  if (hook && !options.functional) {
     // inject component registration as beforeCreate hook
     var existing = options.beforeCreate
     options.beforeCreate = existing