syntax_data: {"ast_node_type":"other","tokens":[{"end":31,"kind":"keyword","start":0,"text":"f.debug_struct(\"FnAbi\")"}]}
source_snippet:         f.debug_struct("FnAbi")
context_before:         let FnAbi { args, ret, c_variadic, fixed_count, conv, can_unwind } = self;
context_after:             .field("args", args)