wip: split shared ops

common/script/ops/clearCompleted.js

@@ -0,0 +1,12 @@
+import _ from 'lodash';
+
+module.exports = function(user, req, cb) {
+  _.remove(user.todos, function(t) {
+    var ref;
+    return t.completed && !((ref = t.challenge) != null ? ref.id : void 0);
+  });
+  if (typeof user.markModified === "function") {
+    user.markModified('todos');
+  }
+  return typeof cb === "function" ? cb(null, user.todos) : void 0;
+};