private KecaknoahScriptClassInfo PrecompileClass(KecaknoahClassAstNode ast)
{
//TODO: local初期値式対応
var result = new KecaknoahScriptClassInfo(ast.Name);
cuc.Push(result);
foreach (var i in ast.Functions)
{
if (i.StaticMethod)
{
result.AddClassMethod(PrecompileFunction(i));
}
else
{
result.AddInstanceMethod(PrecompileFunction(i));
}
}
foreach (var i in ast.Locals)
{
if (i.InitialExpression != null)
{
var il = new KecaknoahIL();
il.PushCodes(PrecompileExpression(i.InitialExpression));
result.AddLocal(i.Name, il);
}
else
{
result.AddLocal(i.Name, null);
}
}
cuc.Pop();
return result;
}
private KecaknoahClassAstNode ParseClass(Queue<KecaknoahToken> tokens)
{
var result = new KecaknoahClassAstNode();
var nt = tokens.Dequeue();
if (nt.Type != KecaknoahTokenType.Identifer) throw new KecaknoahParseException(nt.CreateErrorAt("クラス名にはキーワードではない識別子を指定してください。"));
result.Name = nt.TokenString;
if (!tokens.SkipLogicalLineBreak()) throw new KecaknoahParseException(nt.CreateErrorAt("class宣言の後ろに改行が必要です。"));
while (true)
{
tokens.SkipLogicalLineBreak();
var t = tokens.Dequeue();
if (t.Type == KecaknoahTokenType.EndclassKeyword) break;
switch (t.Type)
{
case KecaknoahTokenType.FuncKeyword:
result.AddFunctionNode(ParseFunction(tokens, false));
break;
case KecaknoahTokenType.LocalKeyword:
result.AddLocalNode(ParseLocal(tokens));
break;
default:
throw new KecaknoahParseException(nt.CreateErrorAt("クラス内にはメソッドかlocal宣言のみ記述出来ます。"));
}
}
return result;
}
private void ReplaceClassAccess(KecaknoahClassAstNode node)
{
var imn = node.Functions.Where(p => !p.StaticMethod).Select(p => p.Name).ToList();
var cmn = node.Functions.Where(p => p.StaticMethod).Select(p => p.Name).ToList();
var ln = node.Locals.Select(p => p.Name).ToList();
var cn = node.Name;
foreach (var i in node.Functions) ReplaceBlockClassAccess(i.Children.ToList(), i.StaticMethod, cn, imn, cmn, ln);
}