public string Parse(string input)
{
if (input is null)
{
throw new System.ArgumentNullException(nameof(input));
}
var controlStrings = finder.FindAllControlStrings(input);
string result = input;
foreach (var controlString in controlStrings)
{
if (matcher.Matches(controlString))
{
var originalString = input.Substring(controlString.Index, controlString.Length);
var specialPrepending = finder.FindPrependingSpecial(originalString.Substring(1, originalString.Length - 2));
var specialPostpending = finder.FindPostpendingSpecial(originalString.Substring(1, originalString.Length - 2));
var matchedString = matcher.Match(controlString);
matchedString = string.IsNullOrEmpty(matchedString) ? matchedString : specialPrepending + matchedString + specialPostpending;
foreach (var transformCode in controlString.Transformers)
{
if (!transformer.Matches(transformCode))
{
throw new MissingTransformerException($"Could not find a transformer that matched the string {transformCode}");
}
matchedString = transformer.Transform(transformCode, matchedString);
}
result = result.Replace(originalString, matchedString);
}
}
return(result);
}
