private static int CombineValue(int valueX, int valueY, ArithCombine combine)
{
switch (combine)
{
case ArithCombine.Ignore:
//Do nothing
return(0);
case ArithCombine.Add:
return(valueX + valueY);
case ArithCombine.Subtract:
return(valueX - valueY);
case ArithCombine.Multiply:
return(valueX * valueY);
case ArithCombine.Divide:
return(valueX / valueY);
case ArithCombine.Pow:
return((int)Math.Pow(valueX, valueY));
case ArithCombine.Modulus:
return(valueX % valueY);
default:
throw new ArgumentException($"No combine logic defined for combine type: {Enum.GetName(typeof(ArithCombine), combine)}");
}
}
public static GrammarParseResult Combine(string rawText, GrammarParseResult x, GrammarParseResult y, BoolCombine isSuccessfulCombine = BoolCombine.Or, ArithCombine valueCombine = ArithCombine.Add, StrCombine outputCombine = StrCombine.Ignore)
{
GrammarParseResult combined = new GrammarParseResult(rawText);
combined.IsSuccessful = CombineSuccessful(x.IsSuccessful, y.IsSuccessful, isSuccessfulCombine);
combined.Value = CombineValue(x.Value, y.Value, valueCombine);
combined.Output = CombineOutput(x.Output, y.Output, outputCombine);
combined.Children.Add(x);
combined.Children.Add(y);
return(combined);
}
