wit-bindgen-cli 0.57.0

CLI tool to generate bindings for WIT documents and the component model. 
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//@ dependencies = ['intermediate', 'leaf']
//@ wac = 'compose.wac'

package test:resource-floats;

interface test {
  resource float {
    constructor(v: f64);
    get: func() -> f64;
  }
}

world leaf {
  export test;

  export imports: interface {
    resource float {
      constructor(v: f64);
      get: func() -> f64;
      add: static func(a: float, b: f64) -> float;
    }
  }
}

world intermediate {
  use test.{float};

  export exports: interface {
    resource float {
      constructor(v: f64);
      get: func() -> f64;
      add: static func(a: float, b: f64) -> float;
    }
  }

  import imports: interface {
    resource float {
      constructor(v: f64);
      get: func() -> f64;
      add: static func(a: float, b: f64) -> float;
    }
  }

  export add: func(a: borrow<float>, b: borrow<float>) -> own<float>;
}

world runner {
  use test.{float};

  import exports: interface {
    resource float {
      constructor(v: f64);
      get: func() -> f64;
      add: static func(a: float, b: f64) -> float;
    }
  }

  import add: func(a: borrow<float>, b: borrow<float>) -> own<float>;

  export run: func();
}