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

machine.js

  // Available variables:
  // - Machine
  // - interpret
  // - assign
  // - send
  // - sendParent
  // - spawn
  // - raise
  // - actions
  // - XState (all XState exports)
  
    const fetchMachine = Machine({
    id: 'fetch',
    initial: 'idle',
    context: {
      value: 0
    },
    activities: ['tick'],
    states: {
      idle: {}
    }
  },{
    activities: {
      tick: c => {
        const tick = setInterval(() => c.value += 1, 1000);
        return () => clearInterval(tick);
      },
      print: c  => {
        const print = setInterval(() => console.log(c.value), 1000);
        return () => clearInterval(print);
      }
    }
  });
  
  const m = interpret(fetchMachine);
  m.start();
  setInterval(() => {
    console.log('m', m.machine.context.value);
  }, 500)