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machine.js

// DEMO: Calling events from other events

const echoMachine = Machine({
  id: "echo",
  initial: "listening",
  states: {
    listening: {
      on: {
        SPEAK: {
          // Calls the ECHO action
          actions: send("ECHO")
        },
        ECHO: {
          actions: () => {
            console.log("echo, echo");
          }
        }
      }
    }
  }
});