protected override IToken Evaluate(ITypeToken first, ITypeToken last)
{
switch (first.Type)
{
case TokenType.IntToken:
TypeToken<int> iFirst = (TypeToken<int>)first;
switch (last.Type)
{
case TokenType.IntToken:
return new IntToken(iFirst.Value + ((TypeToken<int>)last).Value);
case TokenType.DoubleToken:
return new DoubleToken(iFirst.Value + ((TypeToken<double>)last).Value);
case TokenType.StringToken:
return new StringToken(iFirst.Value + last.ToString());
}
break;
case TokenType.DoubleToken:
TypeToken<double> dFirst = (TypeToken<double>)first;
switch (last.Type)
{
case TokenType.IntToken:
return new DoubleToken(dFirst.Value + ((TypeToken<int>)last).Value);
case TokenType.DoubleToken:
return new DoubleToken(dFirst.Value + ((TypeToken<double>)last).Value);
case TokenType.StringToken:
return new StringToken(dFirst.Value + last.ToString());
}
break;
case TokenType.StringToken:
TypeToken<string> sFirst = (TypeToken<string>)first;
return new StringToken(sFirst.Value + last);
}
return base.Evaluate(first, last);
}
protected override TokenList Evaluate(ITypeToken first, ITypeToken last)
{
switch (first.Type)
{
case TokenType.IntToken:
TypeToken<int> iFirst = (TypeToken<int>)first;
switch (last.Type)
{
case TokenType.IntToken:
return new TokenList(new IntToken(iFirst.Value * ((TypeToken<int>)last).Value));
case TokenType.DoubleToken:
return new TokenList(new DoubleToken(iFirst.Value * ((TypeToken<double>)last).Value));
case TokenType.StringToken:
return new TokenList(new StringToken(StringUtils.CreateString(last.ToString(), iFirst.Value)));
}
break;
case TokenType.DoubleToken:
TypeToken<double> dFirst = (TypeToken<double>)first;
switch (last.Type)
{
case TokenType.IntToken:
return new TokenList(new DoubleToken(dFirst.Value * ((TypeToken<int>)last).Value));
case TokenType.DoubleToken:
return new TokenList(new DoubleToken(dFirst.Value * ((TypeToken<double>)last).Value));
case TokenType.StringToken:
return new TokenList(new StringToken(StringUtils.CreateString(last.ToString(), dFirst.Value)));
}
break;
case TokenType.StringToken:
TypeToken<string> sFirst = (TypeToken<string>)first;
switch (last.Type)
{
case TokenType.IntToken:
return new TokenList(new StringToken(StringUtils.CreateString(sFirst.Value, ((TypeToken<int>)last).Value)));
case TokenType.DoubleToken:
return new TokenList(new StringToken(StringUtils.CreateString(sFirst.Value, ((TypeToken<double>)last).Value)));
}
break;
}
return base.Evaluate(first, last);
}
