syntax_data: {"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"thir::PatKind::Range(ref"}]}
source_snippet:             thir::PatKind::Range(ref range) => {
context_before:             thir::PatKind::Constant { value } => value.has_non_region_param(),
context_after:                 let &thir::PatRange { lo, hi, .. } = range.as_ref();