syntax_data: {"ast_node_type":"variable","tokens":[{"end":48,"kind":"keyword","start":0,"text":"}"}]}
source_snippet:         } else if let Some(span) = inject_span {
context_before:             err.subdiagnostic(CliFeatureDiagnosticHelp { feature });
context_after:             err.subdiagnostic(FeatureDiagnosticSuggestion { feature, span });