syntax_data: {"ast_node_type":"other","tokens":[{"end":41,"kind":"keyword","start":0,"text":"Inactives(SmallVec<[VariantIdx;"}]}
source_snippet:     Inactives(SmallVec<[VariantIdx; 4]>),
context_before: pub(crate) enum InactiveVariants {
context_after:     Active(VariantIdx),