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

machine.js

const emailVerificationMachine = Machine({
  id: 'emailVerification',
  initial: 'idle',
  states: {
    idle: {
      on: { SEND_EMAIL: 'sending' }
    },
    sending: {
      invoke: {
        src: 'sendVerification',
        onDone: {
          target: 'send_success'
        },
        onError: {
          target: 'send_failed'
        }
      }
    },
    send_failed: {
      after: {
        3000: 'sent'
      }
    },
    send_success: {
      after: {
        6000: 'sent'
      }
    },
    sent: {
      on: { SEND_EMAIL: 'sending' }
    }
  }
})