From 772929837f19a12a7fb6bff5311ef895defe977f Mon Sep 17 00:00:00 2001
From: sunnylqm <sunnylqm@qq.com>
Date: Wed, 26 Feb 2020 00:31:40 +0800
Subject: [PATCH] Throw error when bundle not found

---
 src/bundle.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/bundle.js b/src/bundle.js
index 26e69c2..a471bce 100644
--- a/src/bundle.js
+++ b/src/bundle.js
@@ -218,7 +218,9 @@ async function diffFromPPK(origin, next, output) {
     }
   });
 
-  originSource = originSource || new Buffer(0);
+  if (!originSource) {
+    throw new Error(`Bundle file not found! Please use default bundle file name and path.`);
+  }
 
   const copies = {};
 
@@ -342,7 +344,9 @@ async function diffFromPackage(origin, next, output, originBundleName, transform
     }
   });
 
-  originSource = originSource || new Buffer(0);
+  if (!originSource) {
+    throw new Error(`Bundle file not found! Please use default bundle file name and path.`);
+  }
 
   const copies = {};