Function wrapAsOperationalError

static/word2md/mammoth.browser.js:6618–6636

(obj)

var rErrorKey = /^(?:name|message|stack|cause)$/;
function wrapAsOperationalError(obj) {
    var ret;
    if (isUntypedError(obj)) {
        ret = new OperationalError(obj);
        ret.name = obj.name;
        ret.message = obj.message;
        ret.stack = obj.stack;
        var keys = es5.keys(obj);
        for (var i = 0; i < keys.length; ++i) {
            var key = keys[i];
            if (!rErrorKey.test(key)) {
                ret[key] = obj[key];
            }
        }
        return ret;
    }
    util.markAsOriginatingFromRejection(obj);
    return obj;
}

function nodebackForPromise(promise, multiArgs) {
    return function(err, value) {