{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"self"}]}
    self as ast, AnonConst, Arm, AssignOp, AssignOpKind, AttrStyle, AttrVec, BinOp, BinOpKind,
use rustc_ast::{
    BlockCheckMode, CaptureBy, ClosureBinder, DUMMY_NODE_ID, Expr, ExprField, ExprKind, FnDecl,