PowerArgs.Cli.PowerArgsRichCommandLineReader.TryTabComplete C# (CSharp) Method

        public bool TryTabComplete(RichCommandLineContext cliContext)
        {
            var powerArgsContext = ConvertContext(this.Definition, cliContext);

            bool oldHookWon = false;
            string completion = null;
            foreach (var completionSource in oldHooks)
            {
                if (completionSource is ITabCompletionSourceWithContext)
                {
                    if (((ITabCompletionSourceWithContext)completionSource).TryComplete(powerArgsContext.Shift, powerArgsContext.PreviousToken, powerArgsContext.CompletionCandidate, out completion))
                    {
                        oldHookWon = true;
                        break;
                    }
                }
                else
                {
                    if (completionSource.TryComplete(powerArgsContext.Shift, powerArgsContext.CompletionCandidate, out completion))
                    {
                        oldHookWon = true;
                        break;
                    }
                }
            }

            if (oldHookWon == false)
            {
                foreach (var completionSource in newHooks)
                {
                    if (completionSource.TryComplete(powerArgsContext, out completion))
                    {
                        break;
                    }
                }
            }

            if (completion != null)
            {
                cliContext.CompleteCurrentToken(cliContext.CurrentToken, new ConsoleString(completion));
                return true;
            }
            else
            {
                return false;
            }
        }