public JsNode VisitVariableInitializer(VariableInitializer node)
{
var tLocal = node.Annotation <LocalResolveResult>();
if (tLocal != null && tLocal.Type != null && tLocal.Type.Kind == TypeKind.Struct &&
node.ToString() == node.NameToken.ToString() && node.NextSibling.ToString() == ";")
{
var tType = Type.GetType(tLocal.Type.FullName);
//对于基本数据类型，不用new
if (tType == null || !tType.IsPrimitive)
{
var tTypeMember = new JsMemberExpression {
Name = tLocal.Type.FullName
};
var tCtorMember = new JsMemberExpression {
Name = "ctor", PreviousMember = tTypeMember
};
var tInvocation = new JsInvocationExpression {
Member = tCtorMember
};
var tNewObject = new JsNewObjectExpression {
Invocation = tInvocation
};
return(new JsVariableDeclarator
{
Name = node.Name,
Initializer = tNewObject,
});
}
}
return(new JsVariableDeclarator {
Name = node.Name, Initializer = VisitExpression(node.Initializer)
});
}
public JsNode VisitInvocationResolveResultAsCtor(CSharpInvocationResolveResult res)
{
if (res.Type.Kind == TypeKind.Delegate)
{
return(Visit(res.Arguments.Single()));
}
var me = (IMethod)res.Member;
var meAtt = Sk.GetJsMethodAttribute(me);
var ce = me.GetDeclaringTypeDefinition();
var att = ce == null ? null : ce.GetJsTypeAttribute();
if (att != null && att.Mode == JsMode.Json && (meAtt == null || meAtt.Name == null))
{
var jtfn = ce == null ? null : Sk.GetJsonTypeFieldName(ce);
var node2 = VisitInvocationResolveResult(res);
var json = Importer.InitializersToJson(res.InitializerStatements, res.Type);
if (jtfn != null)
{
var x = json as JsJsonObjectExpression;
if (x != null)
{
x.Add(jtfn, SkJs.EntityTypeRefToMember(res.Type));
}
}
return(json);
}
else
{
var invokeExp = (JsInvocationExpression)VisitInvocationResolveResult(res);
var newExp = new JsNewObjectExpression {
Invocation = invokeExp
};
JsExpression finalExp;
if (meAtt != null && meAtt.OmitNewOperator)
{
finalExp = invokeExp;
}
else
{
finalExp = newExp;
}
if (meAtt != null && meAtt.JsonInitializers)
{
var json = Importer.InitializersToJson(res.InitializerStatements, res.Type);
invokeExp.Arguments.Add(json);
}
else if (res.InitializerStatements.IsNotNullOrEmpty())
{
var func = Js.Function();
var inits2 = res.InitializerStatements.Select(t => Visit(t)).ToList();
//var init1 = res.InitializerStatements[0];
var target = AstNodeConverter.FindInitializedObjectResolveResult(res);// ((init1 as OperatorResolveResult).Operands[0] as MemberResolveResult).TargetResult as InitializedObjectResolveResult;
var varName = Importer.Initializers[target];
func.Add(Js.Var(varName, finalExp).Statement());
foreach (var init in inits2)
{
var exp = ((JsExpression)init);
func.Add(exp.Statement());
}
func.Add(Js.Return(Js.Member(varName)));
finalExp = Importer.WrapFunctionAndInvoke(res, func);
}
return(finalExp);
}
}
