/// <summary>
/// Find whether current input word is matched to this exception rule.
/// Check if current word is matched to any of certain regexes.
/// </summary>
/// <param name="processContext">A processing context which lives until the process is finished,
/// and stores data for the process</param>
/// <returns></returns>
public override bool IsMatch(AnalysisProcessContext processContext)
{
bool isMatched = false;
string inputWord = processContext.Word;
char sign = processContext.Sign;
for (int i = 0; i < RegexList.Count && !isMatched; i++)
{
var regex = new Regex(RegexList[i]);
isMatched = regex.IsMatch(inputWord);
if (!isMatched)
{
//Check if word without end stop signs is matched (eg. Check the word "Hi!!" as "Hi".)
isMatched = regex.IsMatch(processContext.WordWithEndTrim);
if (isMatched)
{
processContext.Output.WordCompleteSentenceAtIndex = inputWord.Count();
}
else
{
isMatched = IsPartOfWordMatched(processContext, inputWord, regex);
}
}
}
return(isMatched);
}
/// <summary>
/// Find whether to add a space after the word location which has been found
/// </summary>
/// <param name="processContext">A processing context which lives until the process is finished,
/// and stores data for the process</param>
/// <param name="matchedWord"></param>
protected virtual void AddSeparatorSpaceIfNecessary(AnalysisProcessContext processContext, string matchedWord)
{
string word = processContext.Word;
if (!word.Equals(matchedWord))
{
int matchedWordCount = matchedWord.Count();
processContext.Output.AddSpaceAtIndex = matchedWordCount - processContext.StopSignIndexIntoWord - 1;
}
}
/// <summary>
/// Find whether current input word is matched to this exception rule.
/// Check if current word start with any of certain words.
/// </summary>
/// <param name="processContext">A processing context which lives until the process is finished,
/// and stores data for the process</param>
/// <returns></returns>
public override bool IsMatch(AnalysisProcessContext processContext)
{
bool isMatch = false;
string word = processContext.Word;
char sign = processContext.Sign;
string wordFound = ReservedWords?.FirstOrDefault(_shortcut => word.StartsWith(_shortcut));
if (!string.IsNullOrEmpty(wordFound))
{
isMatch = true;
AddSeparatorSpaceIfNecessary(processContext, wordFound);
}
return(isMatch);
}
/// <summary>
/// Try seperrate word by available stop signs,
/// and check if part of the word is matched to a specific regex
/// </summary>
/// <param name="processContext"></param>
/// <param name="inputWord"></param>
/// <param name="regex"></param>
/// <returns></returns>
private bool IsPartOfWordMatched(AnalysisProcessContext processContext, string inputWord, Regex regex)
{
int endSignIndex = inputWord.Count();
string newWord = string.Empty;
bool isMatched = false;
do
{
endSignIndex = inputWord.LastIndexOfAny(processContext.AnalysisConfiguration.Signs.ToArray(), endSignIndex - 1);
if (endSignIndex > -1)
{
newWord = inputWord.Substring(0, endSignIndex);
isMatched = regex.IsMatch(newWord);
}
}while (!isMatched && endSignIndex > 0);
if (isMatched)
{
processContext.Output.WordCompleteSentenceAtIndex = newWord.Count();
}
return(isMatched);
}
public abstract bool IsMatch(AnalysisProcessContext processContext);