syntax_data: {"ast_node_type":"variable","tokens":[{"end":95,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let is_hard_error = spans.primary_spans().iter().any(|span| span.at_least_rust_2024());
context_before:         // If a relevant span is from at least edition 2024, this is a hard error.
context_after:         if is_hard_error {