syntax_data: {"ast_node_type":"other","tokens":[{"end":44,"kind":"keyword","start":0,"text":"targets:"}]}
source_snippet:                 targets: SwitchTargets::new(
context_before:                 discr: Operand::Move(poll_discr_place),
context_after:                     [(poll_ready_discr, ready_block), (poll_pending_discr, yield_block)]