syntax_data: {"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"ty::UpvarCapture::ByValue"}]}
source_snippet:                 ty::UpvarCapture::ByValue | ty::UpvarCapture::ByUse => parent_capture_ty,
context_before:             parent_capture_ty = match parent_capture.info.capture_kind {
context_after:                 ty::UpvarCapture::ByRef(kind) => Ty::new_ref(