private void SimplifyConstants(List <Operand> operands, OperationType operationType)
{
var constants = operands.Where(x => x.Type == OperandType.Constant).ToList();
if (constants.Count >= 2)
{
var newOperand = new Operand
{
Type = OperandType.Constant,
Value = constants[0].Value
};
for (var i = constants.Count - 1; i > 0; i--)
{
newOperand.Value = operationType.Operation(
newOperand.Value.Value, constants[i].Value.Value);
}
operands.RemoveAll(x => x.Type == OperandType.Constant);
operands.Add(newOperand);
}
}