void Parse(string sourceCode,
CompiledLanguage compiledLanguage,
Action<string, IList<Scope>> parseHandler)
{
Match regexMatch = compiledLanguage.Regex.Match(sourceCode);
if (!regexMatch.Success)
parseHandler(sourceCode, new List<Scope>());
else
{
int currentIndex = 0;
while (regexMatch.Success)
{
string sourceCodeBeforeMatch = sourceCode.Substring(currentIndex, regexMatch.Index - currentIndex);
if (!string.IsNullOrEmpty(sourceCodeBeforeMatch))
parseHandler(sourceCodeBeforeMatch, new List<Scope>());
string matchedSourceCode = sourceCode.Substring(regexMatch.Index, regexMatch.Length);
if (!string.IsNullOrEmpty(matchedSourceCode))
{
List<Scope> capturedStylesForMatchedFragment = GetCapturedStyles(regexMatch, regexMatch.Index, compiledLanguage);
List<Scope> capturedStyleTree = CreateCapturedStyleTree(capturedStylesForMatchedFragment);
parseHandler(matchedSourceCode, capturedStyleTree);
}
currentIndex = regexMatch.Index + regexMatch.Length;
regexMatch = regexMatch.NextMatch();
}
string sourceCodeAfterAllMatches = sourceCode.Substring(currentIndex);
if (!string.IsNullOrEmpty(sourceCodeAfterAllMatches))
parseHandler(sourceCodeAfterAllMatches, new List<Scope>());
}
}
List <Scope> GetCapturedStyles(Match regexMatch,
int currentIndex,
CompiledLanguage compiledLanguage)
{
var capturedStyles = new List <Scope>();
for (int i = 0; i < regexMatch.Groups.Count; i++)
{
Group regexGroup = regexMatch.Groups[i];
string styleName = compiledLanguage.Captures[i];
if (regexGroup.Length == 0 || String.IsNullOrEmpty(styleName))
{
continue;
}
else
{
foreach (Capture regexCapture in regexGroup.Captures)
{
AppendCapturedStylesForRegexCapture(regexCapture, currentIndex, styleName, capturedStyles);
}
}
}
return(capturedStyles);
}
public void Parse(string sourceCode,
ILanguage language,
Action <string, IList <Scope> > parseHandler)
{
if (string.IsNullOrEmpty(sourceCode))
{
return;
}
CompiledLanguage compiledLanguage = languageCompiler.Compile(language);
Parse(sourceCode, compiledLanguage, parseHandler);
}
void Parse(string sourceCode,
CompiledLanguage compiledLanguage,
Action <string, IList <Scope> > parseHandler)
{
Match regexMatch = compiledLanguage.Regex.Match(sourceCode);
if (!regexMatch.Success)
{
parseHandler(sourceCode, new List <Scope>());
}
else
{
int currentIndex = 0;
while (regexMatch.Success)
{
string sourceCodeBeforeMatch = sourceCode.Substring(currentIndex, regexMatch.Index - currentIndex);
if (!string.IsNullOrEmpty(sourceCodeBeforeMatch))
{
parseHandler(sourceCodeBeforeMatch, new List <Scope>());
}
string matchedSourceCode = sourceCode.Substring(regexMatch.Index, regexMatch.Length);
if (!string.IsNullOrEmpty(matchedSourceCode))
{
List <Scope> capturedStylesForMatchedFragment = GetCapturedStyles(regexMatch, regexMatch.Index, compiledLanguage);
List <Scope> capturedStyleTree = CreateCapturedStyleTree(capturedStylesForMatchedFragment);
parseHandler(matchedSourceCode, capturedStyleTree);
}
currentIndex = regexMatch.Index + regexMatch.Length;
regexMatch = regexMatch.NextMatch();
}
string sourceCodeAfterAllMatches = sourceCode.Substring(currentIndex);
if (!string.IsNullOrEmpty(sourceCodeAfterAllMatches))
{
parseHandler(sourceCodeAfterAllMatches, new List <Scope>());
}
}
}
void AppendCapturedStylesForNestedLanguage(Capture regexCapture,
int offset,
string nestedLanguageId,
ICollection <Scope> capturedStyles)
{
ILanguage nestedLanguage = languageRepository.FindById(nestedLanguageId);
if (nestedLanguage == null)
{
throw new InvalidOperationException("The nested language was not found in the language repository.");
}
else
{
CompiledLanguage nestedCompiledLanguage = languageCompiler.Compile(nestedLanguage);
Match regexMatch = nestedCompiledLanguage.Regex.Match(regexCapture.Value, 0, regexCapture.Value.Length);
if (!regexMatch.Success)
{
return;
}
else
{
while (regexMatch.Success)
{
List <Scope> capturedStylesForMatchedFragment = GetCapturedStyles(regexMatch, 0, nestedCompiledLanguage);
List <Scope> capturedStyleTree = CreateCapturedStyleTree(capturedStylesForMatchedFragment);
foreach (Scope nestedCapturedStyle in capturedStyleTree)
{
IncreaseCapturedStyleIndicies(capturedStyleTree, offset);
capturedStyles.Add(nestedCapturedStyle);
}
regexMatch = regexMatch.NextMatch();
}
}
}
}
List<Scope> GetCapturedStyles(Match regexMatch,
int currentIndex,
CompiledLanguage compiledLanguage)
{
var capturedStyles = new List<Scope>();
for (int i = 0; i < regexMatch.Groups.Count; i++)
{
Group regexGroup = regexMatch.Groups[i];
string styleName = compiledLanguage.Captures[i];
if (regexGroup.Length == 0 || String.IsNullOrEmpty(styleName))
continue;
else
foreach (Capture regexCapture in regexGroup.Captures)
AppendCapturedStylesForRegexCapture(regexCapture, currentIndex, styleName, capturedStyles);
}
return capturedStyles;
}
