syntax_data: {"ast_node_type":"variable","tokens":[{"end":93,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:                     if let BackendRepr::Scalar(scalar) | BackendRepr::ScalarPair(scalar, _) =
context_before:                 ty::PatternKind::Range { start, end } => {
context_after:                         &mut layout.backend_repr