This release contains a breaking change the JavaScript API. For cli users there are no breaking changes.

New JavaScript API signature

The return value of compileXstate is now an object include two properties, { js, dts }. The js property being a string of JavaScript, and dts being a string of TypeScript definitions.

Note that dts is only populated if you provide the option: { dts: true }.

Targeting nested states

This release adds support for targeting nested states in a transitions destination:

initial state idle {
  fetch => fetching

  machine idling {
    initial state noError {}

    state errored {}
  }
}

state fetching {
  reportError => idle.errored
}