syntax_data: {"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"tcx.dcx().emit_err(PeekBitNotSet"}]}
source_snippet:                     tcx.dcx().emit_err(PeekBitNotSet { span: call.span });
context_before:                 if !bit_state {
context_after:                 }