{"ast_node_type":"variable","tokens":[{"end":84,"kind":"keyword","start":0,"text":"let"}]}
    let value_range = InFile::new(hir_file, value).original_node_file_range_opt(db);
    // FIXME: Also make use of the syntax context to determine which site we are at?
    let ((call_site_range, call_site_focus), def_site) =