{"ast_node_type":"variable","tokens":[{"end":96,"kind":"keyword","start":0,"text":"let"}]}
        let syn_ctx_is_root = |(range, ctx): (_, SyntaxContext)| ctx.is_root().then_some(range);
    pub fn range_for_rename(self, sema: &Semantics<'_, RootDatabase>) -> Option<FileRange> {
        let res = match self {