choke.js

const (action_type, delay) => store => next => {
  let last = performance.now() - delay;
  
  return action => {
    let now;
    if (action.type === action_type) {
      now = performance.now();
      if (now - last > delay) {
        last = now;
        return next(action);
      } else {
        return null;
      }
    }
    return next(action);
  }
}