{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"self"}]}
    self as ast, BoundAsyncness, BoundConstness, BoundPolarity, DUMMY_NODE_ID, FnPtrTy, FnRetTy,
use rustc_ast::{
    GenericBound, GenericBounds, GenericParam, Generics, Lifetime, MacCall, MutTy, Mutability,