Assignment.cs

using System;
using Waher.Script.Abstraction.Elements;
using Waher.Script.Model;
 
namespace Waher.Script.Operators.Assignments
{
    public class Assignment : UnaryOperator 
    {
        private readonly string variableName;
 
        public Assignment(string VariableName, ScriptNode Operand, int Start, int Length, Expression Expression)
            : base(Operand, Start, Length, Expression)
        {
            this.variableName = VariableName;
        }
 
        public string VariableName => this.variableName;
 
        public override IElement Evaluate(IElement Operand, Variables Variables)
        {
            Variables[this.variableName] = Operand;
            return Operand;
        }
 
    }
}