swc_ecma_transforms_base 42.0.0

rust port of babel and closure compiler.
Documentation
function _ts_dispose_resources(env) {
    var _SuppressedError = typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
        var e = new Error(message);
        return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
    };


    return (_ts_dispose_resources = function _ts_dispose_resources(env) {
        function fail(e) {
            env.error = env.hasError ? new _SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
            env.hasError = true;
        }
        var r, s = 0;
        function next() {
            while (r = env.stack.pop()) {
                try {
                    if (!r.async && s === 1) return s = 0, env.stack.push(r), Promise.resolve().then(next);
                    if (r.dispose) {
                        var result = r.dispose.call(r.value);
                        if (r.async) return s |= 2, Promise.resolve(result).then(next, function (e) { fail(e); return next(); });
                    }
                    else s |= 1;
                }
                catch (e) {
                    fail(e);
                }
            }
            if (s === 1) return env.hasError ? Promise.reject(env.error) : Promise.resolve();
            if (env.hasError) throw env.error;
        }
        return next();
    })(env);
}