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

machine.js

const fetchMachine = Machine({
    id: 'distinct & valid',
    initial: 'new',
    states: {
        'new': {
            on: {
                FOUND_DISTINCT: 'distinct',
                FOUND_NOT_DISTINCT: 'no'
            }
        },

        no: { type: 'final' },

        distinct: {
            on: {
                VALIDATE: 'validating'
            }
        },

        validating: {
            on: {
                FOUND_NOT_VALID: 'no',
                FOUND_VALID: 'yes'
            }
        },

        yes: { type: 'final' }
    }
});