1 files changed, 17 insertions, 0 deletions
diff --git a/devtools/client/memory/reducers/errors.js b/devtools/client/memory/reducers/errors.js
new file mode 100644
index 000000000..5fc282df2
--- /dev/null
+++ b/devtools/client/memory/reducers/errors.js
@@ -0,0 +1,17 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const { ERROR_TYPE: TASK_ERROR_TYPE } = require("devtools/client/shared/redux/middleware/task");
+
+/**
+ * Handle errors dispatched from task middleware and
+ * store them so we can check in tests or dump them out.
+ */
+module.exports = function (state = [], action) {
+  switch (action.type) {
+    case TASK_ERROR_TYPE:
+      return [...state, action.error];
+  }
+  return state;
+};