IdenticalTo.cs

using System.Threading.Tasks;
using Waher.Script.Abstraction.Elements;
using Waher.Script.Model;
using Waher.Script.Objects;
 
namespace Waher.Script.Operators.Comparisons
{
    public class IdenticalTo : BinaryOperator
    {
        public IdenticalTo(ScriptNode Left, ScriptNode Right, int Start, int Length, Expression Expression)
            : base(Left, Right, Start, Length, Expression)
        {
        }
 
        public override IElement Evaluate(Variables Variables)
        {
            IElement Left = this.left.Evaluate(Variables);
            IElement Right = this.right.Evaluate(Variables);
 
            if (Left.GetType() != Right.GetType())
                return BooleanValue.False;
            else if (Left.Equals(Right))
                return BooleanValue.True;
            else
                return BooleanValue.False;
        }
 
        public override async Task<IElement> EvaluateAsync(Variables Variables)
        {
            if (!this.isAsync)
                return this.Evaluate(Variables);
 
            IElement Left = await this.left.EvaluateAsync(Variables);
            IElement Right = await this.right.EvaluateAsync(Variables);
 
            if (Left.GetType() != Right.GetType())
                return BooleanValue.False;
            else if (Left.Equals(Right))
                return BooleanValue.True;
            else
                return BooleanValue.False;
        }
    }
}