{"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"Err(ErrorHandled::TooGeneric(sp))"}]}
                    Err(ErrorHandled::TooGeneric(sp)) => {
                    Err(ErrorHandled::Reported(..)) => {}
                        span_bug!(sp, "enum variant discr was too generic to eval")