fix page loading failure when no actions

ShMcK · ShMcK · commit 29bb4cf2cf1f · 2016-08-02T10:41:28.000-07:00
diff --git a/lib/modules/page/task-actions/index.js b/lib/modules/page/task-actions/index.js
@@ -4,7 +4,7 @@ var handle_actions_1 = require('./handle-actions');
 var taskPositionTracker = 0;
 function taskActionsReducer(t, action) {
     if (t === void 0) { t = []; }
-    var actions = null;
+    var actions = [[]];
     switch (action.type) {
         case types_1.PAGE_SET:
             var _a = action.payload, tasks = _a.tasks, pagePosition = _a.pagePosition, progress = _a.progress;
@@ -14,7 +14,12 @@ function taskActionsReducer(t, action) {
             }
             else {
                 actions = tasks.map(function (task) {
-                    return task.actions.filter(function (a) { return !!a.match(/^open/); });
+                    if (task.actions && task.actions.length) {
+                        return task.actions.filter(function (a) { return !!a.match(/^open/); });
+                    }
+                    else {
+                        return [[]];
+                    }
                 });
             }
             taskPositionTracker = 0;
diff --git a/src/modules/page/task-actions/index.ts b/src/modules/page/task-actions/index.ts
@@ -7,7 +7,7 @@ let taskPositionTracker = 0;
 export default function taskActionsReducer(
   t = [], action: Action
 ): string[][] {
-  let actions: string[][] = null;
+  let actions: string[][] = [[]];
   switch (action.type) {
 
     case PAGE_SET:
@@ -21,7 +21,11 @@ export default function taskActionsReducer(
       } else {
         // filter to only 'open' actions
         actions = tasks.map(task => {
-          return task.actions.filter(a => !!a.match(/^open/));
+          if (task.actions && task.actions.length) {
+            return task.actions.filter(a => !!a.match(/^open/));
+          } else {
+            return [[]];
+          }
         });
       }
       // page loads - reset tracker
