stop running tasks after an error. fixes #1023

1 files changed, 4 insertions, 1 deletions

diff --git a/lib/auto.js b/lib/auto.js
index 21fbb08..0e9d108 100644
--- a/lib/auto.js
+++ b/lib/auto.js
@@ -72,6 +72,7 @@ export default function (tasks, concurrency, callback) {
                 });
                 safeResults[k] = args;
                 hasError = true;
+                listeners = [];
 
                 callback(err, safeResults);
             }
@@ -106,7 +107,9 @@ export default function (tasks, concurrency, callback) {
         }
 
         function ready() {
-            return runningTasks < concurrency && !baseHas(results, k) &&
+            return runningTasks < concurrency &&
+                !baseHas(results, k) &&
+                !hasError &&
                 arrayEvery(requires, function (x) {
                     return baseHas(results, x);
                 });