rustc/vendor/wit-parser-0.219.1/tests/ui/feature-gates.wit

package a:b;

@unstable(feature = not-active)
interface gated {
}

@unstable(feature = active)
interface ungated {
  @unstable(feature = not-active)
  gated: func();

  @unstable(feature = active)
  ungated: func();
}

@unstable(feature = active)
interface ungated2 {
  @unstable(feature = not-active)
  type gated = u32;
  @unstable(feature = not-active)
  type gated2 = gated;

  @unstable(feature = not-active)
  type gated-with-anonymous-type = option<option<gated>>;

  @unstable(feature = active)
  type ungated = u32;
  @unstable(feature = active)
  type ungated2 = ungated;
}

@unstable(feature = inactive)
interface gated-use-target {
  @unstable(feature = inactive)
  type t = u32;
}

@unstable(feature = inactive)
interface gated-use {
  @unstable(feature = inactive)
  use gated-use-target.{t};
}

@unstable(feature = active)
interface ungated-use-target {
  @unstable(feature = active)
  type t = u32;
}

@unstable(feature = active)
interface ungated-use {
  @unstable(feature = active)
  use ungated-use-target.{t};
}

@unstable(feature = inactive)
interface gated-for-world {}

@unstable(feature = inactive)
world gated-world {
  @unstable(feature = inactive)
  import gated-for-world;
  @unstable(feature = inactive)
  export gated-for-world;
}

@unstable(feature = active)
interface ungated-for-world {}

@unstable(feature = active)
world ungated-world {
  @unstable(feature = active)
  import ungated-for-world;
  @unstable(feature = active)
  export ungated-for-world;
}

world mixed-world {
  @unstable(feature = inactive)
  import gated-for-world;
  @unstable(feature = inactive)
  export gated-for-world;
  @unstable(feature = inactive)
  include gated-world;

  @unstable(feature = active)
  import ungated-for-world;
  @unstable(feature = active)
  export ungated-for-world;
  @unstable(feature = inactive)
  include ungated-world;
}

interface with-resources {
  @unstable(feature = inactive)
  resource gated {
    @unstable(feature = inactive)
    constructor();

    @unstable(feature = inactive)
    x: static func();

    @unstable(feature = inactive)
    y: func();
  }

  @unstable(feature = active)
  resource ungated {
    @unstable(feature = active)
    constructor();

    @unstable(feature = active)
    x: static func();

    @unstable(feature = active)
    y: func();
  }
}