swc/crates/swc_ecma_minifier/tests/fixture/issues/6628/output.js

!function() {
    var CallbackType, Collector = function() {
        var u = function(u) {};
        return u.usePlugin = function(u, l, o) {}, u.plugins = [], u;
    }();
    !function(u) {
        u[u.Var = 0] = "Var", u[u.All = 1] = "All";
    }(CallbackType || (CallbackType = {}));
    var CepRule = function() {
        eval();
    }();
    Collector.usePlugin(CepRule, "cep"), exports.Collector = Collector;
}();