syntax_data: {"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"function:"}]}
source_snippet:                     function: with_no_trimmed_paths!(tcx.def_path_str(*function)),
context_before:                     span,
context_after:                     missing_target_features: DiagArgValue::StrListSepByAnd(