public RegexInterpreter(RegexInterpreterCode code, CultureInfo culture)
{
Debug.Assert(code != null, "code must not be null.");
Debug.Assert(culture != null, "culture must not be null.");
_code = code;
_textInfo = culture.TextInfo;
}
public RegexInterpreterFactory(RegexTree tree)
{
// We use the CultureInfo field from the tree's culture which will only be set to an actual culture if the
// tree contains IgnoreCase backreferences. If the tree doesn't have IgnoreCase backreferences, then we keep _culture as null.
_culture = tree.Culture;
// Generate and store the RegexInterpretedCode for the RegexTree and the specified culture
_code = RegexWriter.Write(tree);
}
/// <summary>
/// Emits a zero-argument operation. Note that the emit
/// functions all run in two modes: they can emit code, or
/// they can just count the size of the code.
/// </summary>
private void Emit(RegexOpcode op)
{
if (RegexInterpreterCode.OpcodeBacktracks(op))
{
_trackCount++;
}
_emitted.Append((int)op);
}