{"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"Match(&'hir"}]}
    Match(&'hir Expr<'hir>, &'hir [Arm<'hir>], MatchSource),
    /// the result of a desugaring, and if so, which kind.
    /// A closure (e.g., `move |a, b, c| {a + b + c}`).