BadLogicXOrExpression.cs

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using BadScript2.Common;
using BadScript2.Runtime;
using BadScript2.Runtime.Error;
using BadScript2.Runtime.Objects;
using BadScript2.Runtime.Objects.Native;
 
namespace BadScript2.Parser.Expressions.Binary.Logic;
 
public class BadLogicXOrExpression : BadBinaryExpression
{
    public BadLogicXOrExpression(BadExpression left, BadExpression right, BadSourcePosition position) : base(
        left,
        right,
        position
    ) { }
 
    public static BadObject XOr(BadObject left, BadObject right, BadSourcePosition pos)
    {
        if (left is IBadBoolean lBool && right is IBadBoolean rBool)
        {
            return lBool.Value ^ rBool.Value ? BadObject.True : BadObject.False;
        }
 
        throw new BadRuntimeException($"Can not apply operator '^' to {left} and {right}", pos);
    }
 
    protected override IEnumerable<BadObject> InnerExecute(BadExecutionContext context)
    {
        BadObject left = BadObject.Null;
 
        foreach (BadObject o in Left.Execute(context))
        {
            left = o;
 
            yield return o;
        }
 
        left = left.Dereference();
        BadObject right = BadObject.Null;
 
        foreach (BadObject o in Right.Execute(context))
        {
            right = o;
 
            yield return o;
        }
 
        right = right.Dereference();
 
        yield return XOr(left, right, Position);
    }
 
    protected override string GetSymbol()
    {
        return "^";
    }
}