private static void Generate(IEnumerable <string> extraTranslation)
{
Console.WriteLine("Parsing...");
var sw = Stopwatch.StartNew();
TranslationManager.Init(extraTranslation);
if (!Directory.Exists(OutDir))
{
Directory.CreateDirectory(OutDir);
}
var allTypes = Compilation.SyntaxTrees
.SelectMany(o => o.GetRoot().DescendantNodes().OfType <BaseTypeDeclarationSyntax>())
.Select(o => new { Syntax = o, Symbol = GetModel(o).GetDeclaredSymbol(o), TypeName = WriteType.TypeName(GetModel(o).GetDeclaredSymbol(o)) })
.GroupBy(o => o.Symbol.ContainingNamespace.FullName() + "." + o.TypeName)
.ToList();
Utility.Parallel(Compilation.SyntaxTrees.ToList(), tree =>
{
foreach (var n in TriviaProcessor.DoNotWrite(tree))
{
DoNotWrite.TryAdd(n, null);
}
});
Console.WriteLine("Parsed in " + sw.Elapsed + ". Writing out haxe...");
sw.Restart();
Compilation.SyntaxTrees.SelectMany(o => o.GetRoot().DescendantNodes().OfType <AnonymousObjectCreationExpressionSyntax>())
.Select(o => new { Syntax = o, Name = WriteAnonymousObjectCreationExpression.TypeName(o) })
.GroupBy(o => o.Name)
.Parallel(o => WriteAnonymousObjectCreationExpression.WriteAnonymousType(o.First().Syntax));
allTypes.Parallel(type =>
{
TypeState.Instance = new TypeState();
TypeState.Instance.TypeName = type.First().TypeName;
TypeState.Instance.Partials = type.Select(o => new TypeState.SyntaxAndSymbol {
Symbol = o.Symbol, Syntax = o.Syntax
})
.Where(o => !DoNotWrite.ContainsKey(o.Syntax))
.ToList();
if (TypeState.Instance.Partials.Count > 0)
{
WriteType.Go();
}
});
WriteConstructor.WriteConstructorsHelper(allTypes.SelectMany(o => o).Where(o => !DoNotWrite.ContainsKey(o.Syntax)).Select(o => o.Symbol));
Console.WriteLine("Haxe written out in " + sw.Elapsed);
}
public static void Write(HaxeWriter writer, SyntaxNode node)
{
TriviaProcessor.ProcessNode(writer, node);
if (Program.DoNotWrite.ContainsKey(node))
{
return;
}
if (!(node is ExpressionSyntax) || node is ParenthesizedExpressionSyntax)
{
Factory(writer, node);
}
else
{
var typeInfo = Program.GetModel(node).GetTypeInfo((ExpressionSyntax)node);
if (typeInfo.ConvertedType != null && typeInfo.ConvertedType.Name == "Nullable" &&
(typeInfo.Type == null || (TypeProcessor.ConvertType(typeInfo.Type) != TypeProcessor.ConvertType(typeInfo.ConvertedType))))
{
//When assigning into a nullable, we must construct the nullable type.
writer.Write("new ");
writer.Write(TypeProcessor.ConvertType(typeInfo.ConvertedType));
writer.Write("(");
if (typeInfo.Type != null)
{
Factory(writer, node);
}
writer.Write(")");
}
else
{
Factory(writer, node);
}
}
}
private static void GoInternal(HaxeWriter writer, BaseMethodDeclarationSyntax method, TypeSyntax returnType, TypeParameterListSyntax typeParameterListOpt, SyntaxList <TypeParameterConstraintClauseSyntax>?constraintClassesOpt)
{
var methodSymbol = Program.GetModel(method).GetDeclaredSymbol(method);
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 (TypeState.Instance.Partials.SelectMany(o => o.Syntax.As <ClassDeclarationSyntax>().Members)
.OfType <MethodDeclarationSyntax>()
.Except(method as MethodDeclarationSyntax)
.Where(o => o.Identifier.ValueText == methodSymbol.Name)
.Any())
{
return;
}
}
if (methodSymbol.Name == "System.Collections.IEnumerable.GetEnumerator")
{
return; //we don't support the non-generic enumerator
}
if (methodSymbol.Name == "GetEnumerator")
{
WriteGetEnumeratorFunction(writer, method, methodSymbol);
return;
}
writer.WriteIndent();
if (ShouldUseOverrideKeyword(method, methodSymbol))
{
writer.Write("override ");
}
if (method.Modifiers.Any(SyntaxKind.PublicKeyword) || method.Modifiers.Any(SyntaxKind.ProtectedKeyword) || method.Modifiers.Any(SyntaxKind.InternalKeyword))
{
writer.Write("public ");
}
if (method.Modifiers.Any(SyntaxKind.PrivateKeyword))
{
writer.Write("private ");
}
if (method.Modifiers.Any(SyntaxKind.StaticKeyword))
{
writer.Write("static ");
}
writer.Write("function ");
var methodName = OverloadResolver.MethodName(methodSymbol);
if (methodName == "ToString")
{
methodName = "toString";
}
writer.Write(methodName);
if (typeParameterListOpt != null)
{
writer.Write("<");
writer.Write(string.Join(", ", typeParameterListOpt.Parameters.Select(o => TypeParameter(o, constraintClassesOpt))));
writer.Write(">");
}
writer.Write("(");
Dictionary <string, ExpressionSyntax> deferredDefaults;
WriteParameters(writer, method, methodSymbol, out deferredDefaults);
writer.Write(")");
writer.Write(TypeProcessor.ConvertTypeWithColon(returnType));
if (method.Modifiers.Any(SyntaxKind.AbstractKeyword))
{
writer.WriteLine();
writer.WriteOpenBrace();
writer.WriteIndent();
if (returnType.ToString() != "void")
{
writer.Write("return "); //"return" the throw statement to work around haxe limitations
}
writer.Write("throw new Exception(\"Abstract item called\");\r\n");
writer.WriteCloseBrace();
}
else if (method.Parent is InterfaceDeclarationSyntax)
{
writer.Write(";\r\n");
}
else
{
writer.WriteLine();
writer.WriteOpenBrace();
foreach (var defer in deferredDefaults)
{
writer.WriteLine("if (" + defer.Key + " == null)");
writer.Indent++;
writer.WriteIndent();
writer.Write(defer.Key);
writer.Write(" = ");
Core.Write(writer, defer.Value);
writer.Write(";\r\n");
writer.Indent--;
}
if (method.Body != null)
{
foreach (var statement in method.Body.Statements)
{
Core.Write(writer, statement);
}
TriviaProcessor.ProcessTrivias(writer, method.Body.DescendantTrivia());
}
writer.WriteCloseBrace();
}
}
public static void WriteInstanceConstructor(HaxeWriter writer, ConstructorDeclarationSyntax ctorOpt)
{
writer.WriteIndent();
writer.Write("public function new(");
Dictionary <string, ExpressionSyntax> deferredDefaults = null;
if (ctorOpt != null)
{
var methodSymbol = Program.GetModel(ctorOpt).GetDeclaredSymbol(ctorOpt);
WriteMethod.WriteParameters(writer, ctorOpt, methodSymbol, out deferredDefaults);
}
writer.Write(")\r\n");
writer.WriteOpenBrace();
if (deferredDefaults != null)
{
foreach (var defer in deferredDefaults)
{
writer.WriteLine("if (" + defer.Key + " == null)");
writer.Indent++;
writer.WriteIndent();
writer.Write(defer.Key);
writer.Write(" = ");
Core.Write(writer, defer.Value);
writer.Write(";\r\n");
writer.Indent--;
}
}
if (!TypeState.Instance.DerivesFromObject)
{
if (ctorOpt == null || ctorOpt.Initializer == null)
{
writer.WriteLine("super();");
}
else
{
if (ctorOpt.Initializer.ThisOrBaseKeyword.ToString() != "base")
{
throw new Exception("Constructor overloading not supported " + Utility.Descriptor(ctorOpt));
}
writer.WriteIndent();
writer.Write("super(");
bool first = true;
foreach (var init in ctorOpt.Initializer.ArgumentList.Arguments)
{
if (first)
{
first = false;
}
else
{
writer.Write(", ");
}
Core.Write(writer, init.Expression);
}
writer.Write(");\r\n");
}
}
if (ctorOpt != null && ctorOpt.Body != null)
{
foreach (var statement in ctorOpt.Body.As <BlockSyntax>().Statements)
{
Core.Write(writer, statement);
}
TriviaProcessor.ProcessTrivias(writer, ctorOpt.Body.DescendantTrivia());
}
writer.WriteCloseBrace();
}
public static void WriteInstanceConstructor(HaxeWriter writer, ConstructorDeclarationSyntax ctorOpt)
{
writer.WriteIndent();
writer.Write("public function new(");
if (ctorOpt != null)
{
var firstParameter = true;
foreach (var parameter in ctorOpt.ParameterList.Parameters)
{
if (firstParameter)
{
firstParameter = false;
}
else
{
writer.Write(", ");
}
writer.Write(parameter.Identifier.ValueText);
writer.Write(TypeProcessor.ConvertTypeWithColon(parameter.Type));
if (parameter.Default != null)
{
writer.Write(" = ");
Core.Write(writer, parameter.Default.Value);
}
}
}
writer.Write(")\r\n");
writer.WriteOpenBrace();
if (!TypeState.Instance.DerivesFromObject)
{
if (ctorOpt == null || ctorOpt.Initializer == null)
{
writer.WriteLine("super();");
}
else
{
if (ctorOpt.Initializer.ThisOrBaseKeyword.ToString() != "base")
{
throw new Exception("Constructor overloading not supported " + Utility.Descriptor(ctorOpt));
}
writer.WriteIndent();
writer.Write("super(");
bool first = true;
foreach (var init in ctorOpt.Initializer.ArgumentList.Arguments)
{
if (first)
{
first = false;
}
else
{
writer.Write(", ");
}
Core.Write(writer, init.Expression);
}
writer.Write(");\r\n");
}
}
foreach (var field in TypeState.Instance.AllMembers
.OfType <BaseFieldDeclarationSyntax>()
.Where(o => !o.Modifiers.Any(SyntaxKind.StaticKeyword))
.SelectMany(o => o.Declaration.Variables)
.Where(o =>
(o.Initializer != null && !WriteField.IsConst(o.Parent.Parent.As <BaseFieldDeclarationSyntax>().Modifiers, o.Initializer, o.Parent.As <VariableDeclarationSyntax>().Type))
||
(o.Initializer == null && GenerateInitializerForFieldWithoutInitializer(o.Parent.As <VariableDeclarationSyntax>().Type))
||
o.Parent.Parent is EventFieldDeclarationSyntax))
{
var parentType = field.Parent.As <VariableDeclarationSyntax>().Type;
writer.WriteIndent();
writer.Write(field.Identifier.ValueText);
writer.Write(" = ");
if (field.Parent.Parent is EventFieldDeclarationSyntax)
{
writer.Write("new CsEvent<");
writer.Write(TypeProcessor.ConvertType(parentType));
writer.Write(">()");
}
else if (field.Initializer == null)
{
if (TypeProcessor.ValueToReference(parentType))
{
writer.Write("new ");
writer.Write(TypeProcessor.ConvertType(parentType));
writer.Write("()");
}
else
{
writer.Write(TypeProcessor.DefaultValue(TypeProcessor.ConvertType(parentType)));
}
}
else
{
Core.Write(writer, field.Initializer.Value);
}
writer.Write(";\r\n");
}
if (ctorOpt != null && ctorOpt.Body != null)
{
foreach (var statement in ctorOpt.Body.As <BlockSyntax>().Statements)
{
Core.Write(writer, statement);
}
TriviaProcessor.ProcessTrivias(writer, ctorOpt.Body.DescendantTrivia());
}
writer.WriteCloseBrace();
}
public static void Go(HaxeWriter writer, MethodDeclarationSyntax method)
{
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 (TypeState.Instance.Partials.SelectMany(o => o.Syntax.As <ClassDeclarationSyntax>().Members)
.OfType <MethodDeclarationSyntax>()
.Except(method)
.Where(o => o.Identifier.ValueText == method.Identifier.ValueText)
.Any())
{
return;
}
}
if (method.Identifier.ValueText == "GetEnumerator")
{
return; //skip GetEnumerator methods -- haxe can't enumerate on objects. TODO: Render these out, but convert them to array-returning methods
}
var methodSymbol = Program.GetModel(method).GetDeclaredSymbol(method);
writer.WriteIndent();
if (ShouldUseOverrideKeyword(method, methodSymbol))
{
writer.Write("override ");
}
if (method.Modifiers.Any(SyntaxKind.PublicKeyword) || method.Modifiers.Any(SyntaxKind.ProtectedKeyword) || method.Modifiers.Any(SyntaxKind.InternalKeyword))
{
writer.Write("public ");
}
if (method.Modifiers.Any(SyntaxKind.PrivateKeyword))
{
writer.Write("private ");
}
if (method.Modifiers.Any(SyntaxKind.StaticKeyword))
{
writer.Write("static ");
}
writer.Write("function ");
var methodName = OverloadResolver.MethodName(methodSymbol);
if (methodName == "ToString")
{
methodName = "toString";
}
writer.Write(methodName);
if (method.TypeParameterList != null)
{
writer.Write("<");
writer.Write(string.Join(", ", method.TypeParameterList.Parameters.Select(o => TypeParameter(o, method.ConstraintClauses))));
writer.Write(">");
}
writer.Write("(");
var deferredDefaults = new Dictionary <string, ExpressionSyntax>();
var firstParam = true;
foreach (var parameter in method.ParameterList.Parameters)
{
bool isRef = parameter.Modifiers.Any(SyntaxKind.OutKeyword) || parameter.Modifiers.Any(SyntaxKind.RefKeyword);
if (firstParam)
{
firstParam = false;
}
else
{
writer.Write(", ");
}
writer.Write(parameter.Identifier.ValueText);
if (isRef)
{
writer.Write(":CsRef<");
writer.Write(TypeProcessor.ConvertType(parameter.Type));
writer.Write(">");
Program.RefOutSymbols.TryAdd(Program.GetModel(method).GetDeclaredSymbol(parameter), null);
}
else
{
writer.Write(TypeProcessor.ConvertTypeWithColon(parameter.Type));
}
if (parameter.Default != null)
{
writer.Write(" = ");
if (TypeProcessor.ConvertType(parameter.Type).StartsWith("Nullable"))
{
writer.Write("null");
deferredDefaults.Add(parameter.Identifier.ValueText, parameter.Default.Value);
}
else
{
Core.Write(writer, parameter.Default.Value);
}
}
}
writer.Write(")");
writer.Write(TypeProcessor.ConvertTypeWithColon(method.ReturnType));
if (method.Modifiers.Any(SyntaxKind.AbstractKeyword))
{
writer.WriteLine();
writer.WriteOpenBrace();
writer.WriteIndent();
if (method.ReturnType.ToString() != "void")
{
writer.Write("return "); //"return" the throw statement to work around haxe limitations
}
writer.Write("throw new Exception(\"Abstract item called\");\r\n");
writer.WriteCloseBrace();
}
else if (method.Parent is InterfaceDeclarationSyntax)
{
writer.Write(";\r\n");
}
else
{
writer.WriteLine();
writer.WriteOpenBrace();
foreach (var defer in deferredDefaults)
{
writer.WriteLine("if (" + defer.Key + " == null)");
writer.Indent++;
writer.WriteIndent();
writer.Write(defer.Key);
writer.Write(" = ");
Core.Write(writer, defer.Value);
writer.Write(";\r\n");
writer.Indent--;
}
if (method.Body != null)
{
foreach (var statement in method.Body.Statements)
{
Core.Write(writer, statement);
}
TriviaProcessor.ProcessTrivias(writer, method.Body.DescendantTrivia());
}
writer.WriteCloseBrace();
}
}