private Expression /*!*/ MakeGlobalAlias(RegexMatchReference /*!*/ newVar, RegexMatchReference /*!*/ existingVar, SourceSpan location)
{
if (existingVar.CanAlias)
{
return(new AliasStatement(false, newVar.VariableName, existingVar.VariableName, location));
}
else
{
_tokenizer.ReportError(Errors.CannotAliasGroupMatchVariable);
return(new ErrorExpression(location));
}
}
private AliasStatement /*!*/ MakeGlobalAlias(RegexMatchReference /*!*/ newVar, string /*!*/ existingVar, SourceSpan location)
{
return(new AliasStatement(false, newVar.VariableName, existingVar, location));
}
private void MatchReferenceReadOnlyError(RegexMatchReference /*!*/ matchRef)
{
Tokenizer.ReportError(Errors.MatchGroupReferenceReadOnly, matchRef.VariableName);
}
