{"ast_node_type":"other","tokens":[{"end":28,"kind":"keyword","start":0,"text":"Adt(Box<AdtExpr<'tcx>>),"}]}
    Adt(Box<AdtExpr<'tcx>>),
    /// An ADT constructor, e.g. `Foo {x: 1, y: 2}`.
    /// A type ascription on a place.