{"ast_node_type":"import","tokens":[{"end":44,"kind":"keyword","start":0,"text":"///"}]}
    /// An use expression (e.g., `var.use`).
    MethodCall(&'hir PathSegment<'hir>, &'hir Expr<'hir>, &'hir [Expr<'hir>], Span),
    Use(&'hir Expr<'hir>, Span),