/// <summary>
/// Search for the index of the beginning of the terminator.
/// </summary>
/// <returns>Index of the beginning of the terminator. OR -1 if no such terminator is found.</returns>
public int Search(string str, int startIndex, IWikitextParserLogger logger)
{
logger?.NotifyRegexMatchingStarted(startIndex, searcher);
var match = searcher.Match(str, startIndex);
logger?.NotifyRegexMatchingFinished(startIndex, searcher);
return(match.Success ? match.Index : -1);
}
public int FindTerminator(string str, int startIndex, IWikitextParserLogger logger)
{
Debug.Assert(str != null);
if (Terminator == null)
{
return(-1);
}
return(Terminator.Search(str, startIndex, logger));
}
public Wikitext Parse(WikitextParserOptions options, IWikitextParserLogger logger, string wikitext,
CancellationToken cancellationToken)
{
if (wikitext == null)
{
throw new ArgumentNullException(nameof(wikitext));
}
cancellationToken.ThrowIfCancellationRequested();
// Initialize
this.options = options?.DefensiveCopy() ?? WikitextParserOptions.DefaultOptionsCopy;
this.logger = logger;
fulltext = wikitext;
lineNumber = linePosition = 0;
position = 0;
contextStack = new Stack <ParsingContext>();
this.cancellationToken = cancellationToken;
try
{
// Then parse
logger?.NotifyParsingStarted(wikitext);
var root = ParseWikitext();
// State check
if (position < fulltext.Length)
{
throw new InvalidParserStateException(
"Detected unparsed wikitext after parsing. There might be a bug with parser.");
}
if (contextStack.Count > 0)
{
throw new InvalidParserStateException(
"Detected remaining ParsingContext on context stack. There might be a bug with parser.");
}
logger?.NotifyParsingFinished();
return(root);
}
finally
{
// Cleanup
fulltext = null;
contextStack = null;
options = null;
logger = null;
}
}
