Function foreachvalue

src/master/readonly_handler.cpp:205–212

  writer->field("unreachable_tasks", [this](JSON::ArrayWriter* writer) {
    foreachvalue (const Owned<Task>& task, framework_->unreachableTasks) {
      // Skip unauthorized tasks.
      if (!approvers_->approved<VIEW_TASK>(*task, framework_->info)) {
        continue;
      }

      writer->element(*task);
    }
  });

  writer->field("completed_tasks", [this](JSON::ArrayWriter* writer) {