block46.ts

async [Actions.AddTask] ({getters, commit}, {title}: AddTask) {
   try {
     const foundTask = getters.taskByTitle(title);
     if(_.isNil(foundTask)) {
       const task = await TasksApi.addTask(title);
       commit({ type: Mutations.AddTaskSucceeded, task });
     }
   } catch(error) {
     commit({type: Mutations.AddTaskFailed, title });
   }
 },