public ResolveReferenceRequest(Object target, string refId, ResolveReference resolveLambda, System.Type cmpType)
{
Target = target;
RefID = refId;
ResolveLambda = resolveLambda;
CmpType = cmpType;
}
protected virtual ParseObjectBase OnResolveReference(ParseObjectReference reference)
{
ParseResolveEventArgs args = new ParseResolveEventArgs()
{
Id = reference.Id, Gen = reference.Gen
};
ResolveReference?.Invoke(this, args);
return(args.Object);
}
public Evaluation Evaluate(ExpressionOptions options, Token token)
{
if (token is ListToken listToken)
{
return(EvaluateList(options, listToken.Children));
}
if (token is ValueToken valueToken)
{
string value = valueToken.Value;
switch (valueToken.Type)
{
case TokenType.DecimalDigit:
return(new Evaluation(CharUnicodeInfo.GetNumericValue(value[0])));
case TokenType.DecimalNumber:
if (value.Length == 1)
{
return(new Evaluation(CharUnicodeInfo.GetNumericValue(value[0])));
}
else
{
var parsed = double.Parse(value, NumberStyles.Float, CultureInfo.InvariantCulture);
return(new Evaluation(parsed));
}
case TokenType.Name:
return(ResolveReference.Invoke(valueToken.Value));
default:
return(new Evaluation(EErrorCode.SyntaxError));
}
}
else if (token is FunctionToken funcToken)
{
return(EvaluateFunction(options, funcToken));
}
return(new Evaluation(EErrorCode.Undefined));
}
