syntax_data: {"ast_node_type":"other","tokens":[{"end":40,"kind":"keyword","start":0,"text":"include_inactive_in_otherwise:"}]}
source_snippet:     include_inactive_in_otherwise: bool,
context_before:     mark_inactive_variants_as_uninit: bool,
context_after:     skip_unreachable_unwind: DenseBitSet<mir::BasicBlock>,