syntax_data: {"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"#[diag(mir_build_pattern_not_covered,"}]}
source_snippet: #[diag(mir_build_pattern_not_covered, code = E0005)]
context_before: #[derive(Diagnostic)]
context_after: pub(crate) struct PatternNotCovered<'s, 'tcx> {