const getAllPropertyNames = require('./get_all_property_names'),
      Mutex = require('./mutex')

function actor(object) {
  let methods = getAllPropertyNames(object),
      mutex   = new Mutex(),
      wrapper = {}

  for (let method of methods) {
    if (typeof object[method] !== 'function') continue
    wrapper[method] = actorMethodDescriptor(mutex, object, method)
  }

  return Object.create(object, wrapper)
}

function actorMethodDescriptor(mutex, object, method) {
  return {
    value: (...args) => {
      return mutex.synchronize(() => object[method](...args))
    }
  }
}

module.exports = actor