syntax_data: {"ast_node_type":"other","tokens":[{"end":83,"kind":"keyword","start":0,"text":".then(||"}]}
source_snippet:                             .then(|| Symbol::intern(&field_layout.ty.to_string())),
context_before:                         type_name: (field_name.is_none() || field_name == Some(sym::__awaitee))
context_after:                     }