public override dynamic Visit(ArrayDereferenceNode node)
{
var lValueType = node.LValue.Accept(this);
node.Expression.Accept(this);
var expressionType = node.Expression.Type.PrimitiveType;
if (expressionType != PrimitiveType.Integer)
{
Context.ErrorService.Add(
ErrorType.Unknown,
node.Expression.Token,
$"type error: array index must be an integer expression"
);
lValueType = PrimitiveType.Error;
// throw new Exception("type error: array index must be an integer expression");
}
/*if (expressionType == null)
* {
* node.Type = new ArrayTypeNode
* {
* PrimitiveType = PrimitiveType.Array,
* SubType = ((ArrayTypeNode) node.LValue.Type).SubType
* };
* return PrimitiveType.Array;
* }*/
node.Type = new SimpleTypeNode
{
PrimitiveType = lValueType // ((ArrayTypeNode) lValueType).SubType
};
return(lValueType);
}
public override dynamic Visit(ArrayDereferenceNode node)
{
node.Expression = ReplaceCallNode(node.Expression);
node.Expression.Accept(this);
return(null);
}
public abstract dynamic Visit(ArrayDereferenceNode node);
public override dynamic Visit(ArrayDereferenceNode node)
{
return(null);
}
