private void ParseConst()
{
uint mask = ~(uint)Modifier.ConstantMods;
if (((uint)curmods & mask) != (uint)Modifier.Empty)
ReportError("const declaration contains illegal modifiers");
ConstantNode node = new ConstantNode(curtok);
ClassNode cl = typeStack.Count == 0 ? null : typeStack.Peek();
cl.Constants.Add(node); // TODO: If cl is null, then this will throw an exception... Better throw a specialized one.
if (curAttributes.Count > 0)
{
node.Attributes = curAttributes;
curAttributes = new NodeCollection<AttributeNode>();
}
node.Modifiers = curmods;
curmods = Modifier.Empty;
if (cl != null)
{
CheckStaticClass(cl, node.Modifiers, false);
}
Advance(); // advance over const keyword
node.Type = ParseType();
bool hasEqual = false;
QualifiedIdentifierExpression name = ParseQualifiedIdentifier(false, false, true);
node.Names.Add(name);
if (curtok.ID == TokenID.Equal)
{
Advance();
hasEqual = true;
}
this.nameTable.AddIdentifier(new FieldName(name.QualifiedIdentifier,
ToVisibilityRestriction(node.Modifiers),
Scope.Static,
this.currentContext));
while (curtok.ID == TokenID.Comma)
{
Advance();
name = ParseQualifiedIdentifier(false, false, true);
node.Names.Add(name);
if (curtok.ID == TokenID.Equal)
{
Advance();
hasEqual = true;
}
else
{
hasEqual = false;
}
// TODO: Robin - make sure when you fix the constants that this is still relevant.
this.nameTable.AddIdentifier(new FieldName(name.QualifiedIdentifier,
ToVisibilityRestriction(node.Modifiers),
Scope.Static,
this.currentContext));
}
if (hasEqual)
{
node.Value = ParseConstExpr();
}
AssertAndAdvance(TokenID.Semi);
}
public virtual object VisitConstantNode(ConstantNode constantNode, object data)
{
stackMap.Push(constantNode);
constantNode.Attributes.AcceptVisitor( this, data );
constantNode.Type.AcceptVisitor( this, data );
constantNode.Value.AcceptVisitor( this, data);
stackMap.Pop();
return null;
}