WikiFunctions.Parse.Parsers.MultipleIssuesDeDupe C# (CSharp) Method

        private string MultipleIssuesDeDupe(Match m)
        {
            string newValue = m.Value;

            string tags = Tools.GetTemplateArgument(newValue, 1);

            List<string> tagValues = Parsers.DeduplicateMaintenanceTags((from Match n in WikiRegexes.NestedTemplates.Matches(tags)
                select n.Value).ToList());

            string newTags = string.Join("\r\n", tagValues.ToArray());

            // only make change if some duplicate templates removed
            if (Regex.Matches(newTags, "{{").Count < Regex.Matches(tags, "{{").Count)
                newValue = newValue.Replace(tags, newTags);

            return newValue;
        }