{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"&[mir::ProjectionElem::Field(FieldIdx::from_usize(i),"}]}
                            &[mir::ProjectionElem::Field(FieldIdx::from_usize(i), field_ty)],
                        let dest = dest.project_deeper(
                            *self.tcx,