{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"PatKind::Ident(BindingMode::MUT,"}]}
                PatKind::Ident(BindingMode::MUT, ident, None) => {
                PatKind::Missing | PatKind::Ident(BindingMode::NONE, _, None) | PatKind::Wild => {}
                    report_err(pat.span, Some(ident), true)