From 3d7d1a83a52da6f8a98e85ef95adbfcbbcdec87d Mon Sep 17 00:00:00 2001
From: Adam Niederer <AdamNiederer@users.noreply.github.com>
Date: Thu, 2 Feb 2017 14:25:00 -0500
Subject: [PATCH] Prevent crash when options._flags is undefined.

Some tools might pass an empty options object to Vueify. This means options._flags is undefined, and options._flags.debug is a crash.
Short-circuiting falsey _flags values will prevent this crash in most cases.
---
 index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.js b/index.js
index d789a83..f9fd05c 100644
--- a/index.js
+++ b/index.js
@@ -9,7 +9,7 @@ module.exports = function vueify (file, options) {
   compiler.loadConfig()
   compiler.applyConfig(options)
   compiler.applyConfig({
-    sourceMap: options._flags.debug
+    sourceMap: !!options._flags && options._flags.debug
   })
 
   var data = ''