private RuntimeResult VisitSubscriptNode(SubscriptNode node, Context context)
{
RuntimeResult baseResult = Visit(node.BaseNode, context);
if (baseResult.HasError)
{
return(baseResult);
}
RuntimeResult indexResult = Visit(node.IndexNode, context);
if (indexResult.HasError)
{
return(indexResult);
}
return(baseResult.Value.Subscript(indexResult.Value));
}
private RuntimeResult VisitSubscriptAssignNode(SubscriptAssignNode node, Context context)
{
SubscriptNode subscript = (SubscriptNode)node.Target;
RuntimeResult targetResult = Visit(subscript.BaseNode, context);
if (targetResult.HasError)
{
return(targetResult);
}
RuntimeResult indexResult = Visit(subscript.IndexNode, context);
if (indexResult.HasError)
{
return(indexResult);
}
RuntimeResult exprResult = Visit(node.Node, context);
if (exprResult.HasError)
{
return(exprResult);
}
return(targetResult.Value.SubscriptAssign(indexResult.Value, exprResult.Value));
}