syntax_data: {"ast_node_type":"other","tokens":[{"end":35,"kind":"keyword","start":0,"text":"by_move_coroutine_ty:"}]}
source_snippet:     by_move_coroutine_ty: Ty<'tcx>,
context_before:     field_remapping: UnordMap<FieldIdx, (FieldIdx, Ty<'tcx>, bool, Vec<Projection<'tcx>>)>,
context_after: }