syntax_data: {"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"tcx.dcx().emit_err(PeekArgumentUntracked"}]}
source_snippet:                 tcx.dcx().emit_err(PeekArgumentUntracked { span: call.span });
context_before:             LookupResult::Parent(..) => {
context_after:             }