public ClassInfo(string Name, LiteEnv Env, SyntaxClassBodyStatementNode BodyNode, ClassInfo BaseClass)
{
this.Name_ = Name;
this.BaseClass_ = BaseClass;
this.Env_ = Env;
this.Body_ = BodyNode;
}
// class_block ::= "{" [ member ] { [ member ] } "}"
private SyntaxClassBodyStatementNode ParseClassBodyNode()
{
if (!TokenStream_.TakeExpect(TokenType.Delimiter, "{", out Token Tok))
{
ExitCode_ = new ExitUnexpectedSymbolCode(Tok);
return(null);
}
var Node = new SyntaxClassBodyStatementNode();
if (TokenStream_.PeekExpect(TokenType.Delimiter, "}"))
{
TokenStream_.Take();
return(Node);
}
while (!TokenStream_.IsEnd())
{
var Member = ParseClassMemberNode();
if (Member == null)
{
return(null);
}
Node.AddNode(Member);
if (TokenStream_.PeekExpect(TokenType.Delimiter, "}"))
{
TokenStream_.Take();
return(Node);
}
}
ExitCode_ = new ExitUnexpectedSymbolCode(Tok);
return(null);
}
public LiteValue Visit(SyntaxClassBodyStatementNode Node, LiteEnv Env)
{
var Val = LiteValue.Nil;
foreach (var Child in Node.GetChildren())
{
Val = Child.Accept(this, Env);
if (Val.IsError())
{
break;
}
}
return(Val);
}
public SyntaxClassNode(string ClassName, SyntaxClassBodyStatementNode BlockNode, SyntaxIdentifierNode BaseClassIdentNode)
: base(BlockNode, BaseClassIdentNode)
{
ClassName_ = ClassName;
}