syntax_data: {"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:                 if !self.should_print_verbose() {
context_before:                 write!(self, "{{")?;
context_after:                     match self.tcx().coroutine_kind(self.tcx().coroutine_for_closure(did)).unwrap()