syntax_data: {"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"hir::PatKind::Range(ref"}]}
source_snippet:             hir::PatKind::Range(ref lo_expr, ref hi_expr, end) => {
context_after:                 let (lo_expr, hi_expr) = (lo_expr.as_deref(), hi_expr.as_deref());