syntax_data: {"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"[mir::ProjectionElem::Field(remapped_idx,"}]}
source_snippet:                     [mir::ProjectionElem::Field(remapped_idx, remapped_ty)]
context_before:                 projection: self.tcx.mk_place_elems_from_iter(
context_after:                         .into_iter()