web20opensource · April 21, 2015 15:26 · Apr 21, 2015
diff --git a/ex14 b/ex14
@@ -0,0 +1,18 @@
+return movieLists.
+    concatMap(function(category){
+      debugger;
+      return category.videos.concatMap(function(video){
+        debugger;
+        return video.boxarts.filter(function(box){
+          //safe coercion
+          return box.width=='150'
+        }).map(function(box){
+          debugger;
+          return {
+            'id': video.id,
+            'title' : video.title,
+            'boxart' : box.url
+          }
+        })
+      })
+    })