syntax_data: {"ast_node_type":"other","tokens":[{"end":47,"kind":"keyword","start":0,"text":"TerminatorKind::SwitchInt"}]}
source_snippet:                     TerminatorKind::SwitchInt {
context_before:                     self.source_info(match_start_span),
context_after:                         discr: Operand::Move(discr),