public static void WriteIt(OutputWriter writer, MethodDeclarationSyntax method, bool isProxy = true, IEnumerable<ITypeSymbol> virtualGenericClasses=null)
{
var methodSymbol = (IMethodSymbol) TypeProcessor.GetDeclaredSymbol(method);
var isYield = YieldChecker.HasYield(method);//method.DescendantNodes().OfType<YieldStatementSyntax>().Any();
writer.WriteLine();
var pinvokeAttributes = method.GetAttribute(Context.DllImport);
var isInternalPInvoke = pinvokeAttributes == null && method.Modifiers.Any(SyntaxKind.ExternKeyword);
//TODO: Improve partial class / method support -- partials classes work, methods need minor work ...
if (method.Modifiers.Any(SyntaxKind.PartialKeyword) && method.Body == null)
{
//We only want to render out one of the two partial methods. If there's another, skip this one.
if (Context.Instance.Partials.SelectMany(o => o.Syntax.As<ClassDeclarationSyntax>().Members)
.OfType<MethodDeclarationSyntax>()
.Except(method).Any(o => o.Identifier.Text == method.Identifier.Text))
return;
}
var accessString = "";
var isInterface = method.Parent is InterfaceDeclarationSyntax;
ITypeSymbol iface;
ISymbol[] proxies;
var methodName = MemberUtilities.GetMethodName(method, ref isInterface, out iface, out proxies); //
var originalMethodName = methodName;
var containingType = iface == null ? methodSymbol.ContainingType : iface;
if (virtualGenericClasses != null)
{
methodName = TypeProcessor.ConvertType(containingType, false, false, false).Replace(".","_") + "_"+methodName;
accessString = "public static final ";
}
else if (methodName == "Main" /*&& method.Modifiers.Any(SyntaxKind.PublicKeyword)*/&&
method.Modifiers.Any(SyntaxKind.StaticKeyword))
{
accessString = ("public ");
accessString += ("static ");
var methodCall = methodSymbol.ContainingNamespace.FullName() + "." +
methodSymbol.ContainingType.FullName() +
"." + methodName + (method.ParameterList.Parameters.Count < 1 ? "();" : "(null);");
//: "(new Array_T!(String)(args));"); // for now args not supported
Context.Instance.EntryMethod = methodCall;
}
else
{
accessString = MemberUtilities.GetAccessModifiers(method, isInterface || methodSymbol.IsAbstract);
}
var returnTypeString = TypeProcessor.ConvertType(method.ReturnType, true) + " ";
var methodSignatureString = "";
if (method.ReturnType.ToString() == "void")
returnTypeString = ("void ");
methodSignatureString += methodName;
var genericParameters = "";
if (method.TypeParameterList != null)
{
var genericArgs = method.TypeParameterList.Parameters.ToList();
// if (genericArgs.Count > 0)
// {
// writer.Write("( ");
// writer.Write(string.Join(" , ", genericArgs.Select(o => " " + o)));
// writer.Write(" )\r\n");
// }
if (genericArgs.Count > 0) // && !methodSymbol.ContainingType.IsGenericType) // doesnt matter
{
genericParameters += ("(");
genericParameters += (string.Join(",", genericArgs.Select(o => o)));
genericParameters += (")");
}
}
methodSignatureString += genericParameters;
var @params = GetParameterListAsString(method.ParameterList.Parameters,
iface: proxies == null ? iface : null, genericClass: virtualGenericClasses != null ? containingType : null);
// if (virtualGenericClasses != null)
// {
// @params = TypeProcessor.ConvertType() + ", " + @params;
// }
string constraints = GetMethodConstraints(method);
if (isInterface || method.Modifiers.Any(SyntaxKind.AbstractKeyword))
{
writer.WriteLine(accessString + returnTypeString + methodSignatureString + @params + constraints + ";");
return;
}
writer.WriteLine(accessString + returnTypeString + methodSignatureString + @params + constraints);
writer.OpenBrace();
if (isProxy)
{
@params = GetParameterListAsString(method.ParameterList.Parameters, includeTypes: false);
if (virtualGenericClasses !=null)
{
/*
public final static void Program_IBase_GenericVirtual_Dispatch(T)(Program.IBase aobj)
{
Object obj = cast(Object) aobj;
if((typeid(obj)==typeid(Program.B)))
(cast(Program.B)obj).GenericVirtual!(T)();
if((typeid(obj)==typeid(Program.A)))
(cast(Program.A)obj).GenericVirtual!(T)();
}
*/
writer.WriteLine("NObject ___obj = cast(NObject)__obj;");
foreach (var virtualGenericClass in virtualGenericClasses)
{
var className = TypeProcessor.ConvertType(virtualGenericClass);
writer.WriteLine("if(typeid(___obj)==typeid({0}))", className);
if (method.ReturnType.ToString() == "void")
writer.WriteLine("(cast({0})___obj)." + originalMethodName + "!" + genericParameters + @params + ";", className);
else
writer.WriteLine("return (cast({0})___obj)." + methodSignatureString + "!" + genericParameters + ";", className);
}
}
else
{
if (method.ReturnType.ToString() == "void")
writer.WriteLine("__Value." + methodName + @params + ";");
else
writer.WriteLine("return __Value." + methodName + @params + ";");
}
}
else
{
if (!isProxy && isYield)
{
var namedTypeSymbol = methodSymbol.ReturnType as INamedTypeSymbol;
if (namedTypeSymbol != null)
{
// var iteratortype = namedTypeSymbol.TypeArguments[0];
var className = methodSymbol.GetYieldClassName() +(
( ((INamedTypeSymbol)methodSymbol.ReturnType).TypeArguments.Any() && ((INamedTypeSymbol)methodSymbol.ReturnType).TypeArguments[0].TypeKind==TypeKind.TypeParameter) ? "__G" : "");
methodSignatureString = methodName + genericParameters;
if (!String.IsNullOrEmpty(genericParameters))
{
className = className + "!" + genericParameters;
}
var @params2 = GetParameterListAsString(method.ParameterList.Parameters, iface: methodSymbol.ContainingType);
var @params3 = GetParameterListAsString(method.ParameterList.Parameters, iface: null,
includeTypes: false,writebraces:false);
// writer.WriteLine(accessString + returnTypeString + methodSignatureString + @params2 + constraints);
//writer.OpenBrace();
if (!methodSymbol.IsStatic)
{
if(method.ParameterList.Parameters.Count >0)
writer.WriteLine("return new " + className + "(this," + @params3 +");");
else
{
writer.WriteLine("return new " + className + "(this);");
}
}
else
{
writer.WriteLine("return new " + className + "(" + @params3 + ");");
}
}
}
else if (method.Body != null)
{
foreach (var statement in method.Body.Statements)
{
Core.Write(writer, statement);
}
TriviaProcessor.ProcessTrivias(writer, method.Body.DescendantTrivia());
}
if (pinvokeAttributes != null)
WritePInvokeMethodBody.Go(writer, methodName, methodSymbol, pinvokeAttributes);
if (isInternalPInvoke)
WritePInvokeMethodBody.Go(writer, methodName, methodSymbol, null);
if (!isProxy && isYield)
{
//writer.WriteLine("});");
}
}
writer.CloseBrace();
if (proxies != null)
{
foreach (var proxy in proxies)
{
//Need to write proxy signature here ...
methodSignatureString = methodName + genericParameters;
var @params2 = GetParameterListAsString(method.ParameterList.Parameters, iface: proxy.ContainingType);
var @params3 = GetParameterListAsString(method.ParameterList.Parameters, iface: null,
includeTypes: false);
writer.WriteLine(accessString + returnTypeString + methodSignatureString + @params2 + constraints);
writer.OpenBrace();
if (method.ReturnType.ToString() == "void")
writer.WriteLine("" + methodName + @params3 + ";");
else
writer.WriteLine("return " + methodName + @params3 + ";");
writer.CloseBrace();
}
}
}
