/// <summary>
/// Visit VarBindAssignment
/// </summary>
/// <param name="varBindAssignment">VarBindAssignment to visit</param>
public void VisitVarBindAssignment(Node varBindAssignment)
{
//Visit Expression
VisitSubNodes(varBindAssignment);
//Store variable
NodeCollection subNodes = varBindAssignment.ViewAllNodes();
SymbolTable.AddVariableDefinition(subNodes.ElementAt(0).AtomicValue.ToString(), subNodes.ElementAt(1));
}