{"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"diag.primary_message(match"}]}
        diag.primary_message(match self.lint_kind {
    fn decorate_lint<'b>(self, diag: &'b mut Diag<'a, ()>) {
            AssertLintKind::ArithmeticOverflow => fluent::mir_transform_arithmetic_overflow,