{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"//"}]}
    // Do the `assert_eq` outside the closure so that `track_caller` works.
fn look(p: &Parser<'_>, dist: usize, kind: rustc_ast::token::TokenKind) {
    // (`#![feature(closure_track_caller)]` + `#[track_caller]` on the closure