From 1f689ae6dffc70da0f7fb7de05b9a35e6a4ca9e3 Mon Sep 17 00:00:00 2001
From: alexlamsl <alexlamsl@gmail.com>
Date: Mon, 21 Nov 2016 16:54:40 +0800
Subject: [PATCH] fix error propagation from worker

---
 assets/master.js | 8 +++++++-
 assets/worker.js | 4 +++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/assets/master.js b/assets/master.js
index b5e06c0..bd672c3 100644
--- a/assets/master.js
+++ b/assets/master.js
@@ -22,7 +22,13 @@
     worker.onmessage = function() {
       minify = function(value, options, callback, errorback) {
         worker.onmessage = function(event) {
-          (typeof event.data === 'string' ? callback : errorback)(event.data);
+          var data = event.data;
+          if (data.error) {
+            errorback(data.error);
+          }
+          else {
+            callback(data);
+          }
         };
         worker.postMessage({
           value: value,
diff --git a/assets/worker.js b/assets/worker.js
index 6d12eb4..c33eb66 100644
--- a/assets/worker.js
+++ b/assets/worker.js
@@ -12,7 +12,9 @@
       postMessage(minify(event.data.value, options));
     }
     catch (err) {
-      postMessage(err);
+      postMessage({
+        error: err + ''
+      });
     }
   });
   postMessage(null);
-- 
2.34.1