syntax_data: {"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"#[diag(mir_dataflow_peek_must_be_not_temporary)]"}]}
source_snippet: #[diag(mir_dataflow_peek_must_be_not_temporary)]
context_before: #[derive(Diagnostic)]
context_after: pub(crate) struct PeekMustBeNotTemporary {