Generated by XState Viz: https://xstate.js.org/viz

machine.js

  const echoMachine = Machine({
    id: 'echo',
    initial: 'listening',
    states: {
      listening: {
        on: {
          SPEAK: {
            actions: send({type: 'ECHO', })
          },
          ECHO: {
            actions: () => {
              console.log('echo echo')
            }
          }
        }
      }
    }
  });