syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"pat.iter_fields().all(|ipat|"}]}
source_snippet:             pat.iter_fields().all(|ipat| pat_is_catchall(&ipat.pat))
context_before:         Constructor::Struct | Constructor::Ref => {
context_after:         }