syntax_data: {"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":")"}]}
source_snippet:             ) => l_tuple == r_tuple && l_contents == r_contents,
context_before:                 Self::TargetJson { path_for_rustdoc: _, tuple: r_tuple, contents: r_contents },
context_after:             _ => false,