In traditional 'state machines' usually, there is a way to disallow a transition. Perhaps based on business rules, consider the example of a cash register state machine.

You may have a cash register that starts with $100 in it. You may have a 'withdraw' action that lets you take money out. How would you prevent the following scenario:

CashRegister
  .balance.withdraw(20)
  .

https://easy-peasy.now.sh/docs/introduction/

Easy Peasy provides you with an intuitive API to quickly and easily manage the state for your React application. Batteries are included - no configuration is required to support derived state, API calls, performance optimisation, developer tools etc.

There is nothing really tricky about using Microstates with Ember Concurrency, but we do want to make this clearer with a good example. For all intents and purposes, Microstates behave like Computed Properties. You can write values to them and the result will be computed synchronously when the value is read. Microstates also debounce no-op write operations.

To use Microstates with EC, you woul