ApiParser.ApiNode.SelectOne C# (CSharp) Method

        public ApiNode SelectOne([NotNull] string xpath)
        {
            return Wrap(node.SelectSingleNode(XPath.Resolve(xpath)));
        }

        private UnityApiEventFunction ParseMessage(ApiNode message, Version apiVersion, string hintNamespace)
        {
            var link = message.SelectOne(@"td.lbl/a");
            var desc = message.SelectOne(@"td.desc");

            if (link == null || desc == null)
            {
                return(null);
            }

            var detailsPath = link[@"href"];

            if (string.IsNullOrWhiteSpace(detailsPath))
            {
                return(null);
            }

            var path = Path.Combine(myScriptReferenceRelativePath, detailsPath);

            if (!File.Exists(path))
            {
                return(null);
            }

            var detailsDoc = ApiNode.Load(path);
            var details    = detailsDoc?.SelectOne(@"//div.content/div.section");
            var signature  = details?.SelectOne(@"div.mb20.clear/h1.heading.inherit");
            var staticNode = details?.SelectOne(@"div.subsection/p/code.varname[text()='static']");

            if (signature == null)
            {
                return(null);
            }

            var isCoroutine = CoroutineRegex.IsMatch(details.Text);

            var messageName = link.Text;
            var returnType  = ApiType.Void;

            string[] argumentNames       = null;
            var      isStaticFromExample = false;

            var example = PickExample(details);

            if (example != null)
            {
                var tuple = ParseDetailsFromExample(messageName, example, hintNamespace);
                returnType          = tuple.Item1;
                argumentNames       = tuple.Item2;
                isStaticFromExample = tuple.Item3;
            }

            var docPath       = Path.Combine(myScriptReferenceRelativePath, detailsPath);
            var eventFunction = new UnityApiEventFunction(messageName, staticNode != null || isStaticFromExample, isCoroutine,
                                                          returnType, apiVersion, desc.Text, docPath);

            ParseParameters(eventFunction, signature, details, hintNamespace, argumentNames);

            return(eventFunction);
        }