syntax_data: {"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"lo.has_non_region_param()"}]}
source_snippet:                 lo.has_non_region_param() || hi.has_non_region_param()
context_before:                 let &thir::PatRange { lo, hi, .. } = range.as_ref();
context_after:             }