protected static IdentifierNameSyntax GetToJSMethod(MarshalerType marshalerType)
{
switch (marshalerType)
{
case MarshalerType.BigInt64:
return(IdentifierName(Constants.ToJSBigMethod));
default:
return(IdentifierName(Constants.ToJSMethod));
}
}
internal static void CheckArraySegment(JSMarshalerType underlyingSig)
{
MarshalerType underlying = underlyingSig._signatureType.Type;
if (underlying == MarshalerType.Byte ||
underlying == MarshalerType.Int32 ||
underlying == MarshalerType.Double
)
{
return;
}
throw new ArgumentException("Bad array element type");
}
private static ArgumentSyntax ArgToJS(int i, TypeSyntax sourceType, MarshalerType marshalerType) => Argument(ParenthesizedLambdaExpression()
.WithModifiers(TokenList(Token(SyntaxKind.StaticKeyword)))
.WithParameterList(ParameterList(SeparatedList(new[] {
Parameter(Identifier("__delegate_arg_arg" + (i + 1)))
.WithModifiers(TokenList(Token(SyntaxKind.RefKeyword)))
.WithType(IdentifierName(Constants.JSMarshalerArgumentGlobal)),
Parameter(Identifier("__delegate_arg" + (i + 1)))
.WithType(sourceType)
})))
.WithBlock(Block(SingletonList <StatementSyntax>(ExpressionStatement(
InvocationExpression(MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression,
IdentifierName("__delegate_arg_arg" + (i + 1)), GetToJSMethod(marshalerType)))
.WithArgumentList(ArgumentList(SeparatedList(new[] {
Argument(IdentifierName("__delegate_arg" + (i + 1))),
}))))))));
internal static void CheckTask(JSMarshalerType underlyingSig)
{
MarshalerType underlying = underlyingSig._signatureType.Type;
// TODO maybe allow Task<byte[]> and Task<int[]> which don't need element marshaler
if (underlying == MarshalerType.Array ||
underlying == MarshalerType.ArraySegment ||
underlying == MarshalerType.Span
|| underlying == MarshalerType.Task ||
underlying == MarshalerType.Action ||
underlying == MarshalerType.Function
)
{
throw new ArgumentException("Bad task result type");
}
}
protected MarshalProcessor(MarshalerType marshalerType, MethodProcessor methodProcessor, ParameterDefinition param, MethodReturnType retParam)
{
if (param == null && retParam == null)
{
throw new ArgumentNullException("either '" + nameof(param) + "' or '" + nameof(retParam) + "' must not be null");
}
if (param != null && retParam != null)
{
throw new InvalidOperationException("either '" + nameof(param) + "' or '" + nameof(retParam) + "' must be null");
}
MethodProcessor = methodProcessor;
Marshaler = marshalerType.TypeDefinition;
ReturnParameter = retParam;
Parameter = param;
PInvokeInfo = methodProcessor.Method.PInvokeInfo;
if (param != null)
{
UnmanagedType = (UnmanagedType)param.MarshalInfo.NativeType;
}
else
{
UnmanagedType = (UnmanagedType)retParam.MarshalInfo.NativeType;
}
var supportedUnmanagedTypes = new HashSet <UnmanagedType>();
if (!marshalerType.SupportedUnmanagedTypes.Contains(UnmanagedType))
{
throw new NotSupportedException($"UnmanagedType: '{UnmanagedType}' not supported by {Marshaler.FullName} marshaler for {methodProcessor.Method.FullName}.");
}
var marshalerBaseClass = GetMarshalerBaseClass(Marshaler);
NativeType = marshalerBaseClass.GenericArguments[2].Resolve();
ManagedType = marshalerBaseClass.GenericArguments[3].Resolve();
MarshalInfoVariableType = marshalerBaseClass.GenericArguments[1].Resolve();
MethodDefinition fittingCtor = null;
internal static void CheckNullable(JSMarshalerType underlyingSig)
{
MarshalerType underlying = underlyingSig._signatureType.Type;
if (underlying == MarshalerType.Boolean ||
underlying == MarshalerType.Byte ||
underlying == MarshalerType.Int16 ||
underlying == MarshalerType.Int32 ||
underlying == MarshalerType.BigInt64 ||
underlying == MarshalerType.Int52 ||
underlying == MarshalerType.IntPtr ||
underlying == MarshalerType.Double ||
underlying == MarshalerType.Single ||
underlying == MarshalerType.Single ||
underlying == MarshalerType.Char ||
underlying == MarshalerType.DateTime ||
underlying == MarshalerType.DateTimeOffset
)
{
return;
}
throw new ArgumentException("Bad nullable value type");
}
public TaskJSGenerator(MarshalerType resultMarshalerType)
: base(MarshalerType.Task, new Forwarder())
{
_resultMarshalerType = resultMarshalerType;
}
public SpanJSGenerator(MarshalerType elementMarshalerType)
: base(MarshalerType.Span)
{
_elementMarshalerType = elementMarshalerType;
}
public ArrayJSGenerator(MarshalerType elemenetMarshalerType)
: base(MarshalerType.Array)
{
_elemenetMarshalerType = elemenetMarshalerType;
}
public VoidGenerator(MarshalerType marshalerType)
: base(marshalerType, new Forwarder())
{
}
protected static IdentifierNameSyntax MarshalerTypeName(MarshalerType marshalerType)
{
return(IdentifierName(Constants.JSMarshalerTypeGlobalDot + marshalerType.ToString()));
}
protected BaseJSGenerator(MarshalerType marshalerType, IMarshallingGenerator inner)
{
_inner = inner;
Type = marshalerType;
}
public NullableJSGenerator(MarshalerType resultMarshalerType)
: base(resultMarshalerType)
{
}
public ArraySegmentJSGenerator(MarshalerType elementMarshalerType)
: base(MarshalerType.ArraySegment)
{
_elementMarshalerType = elementMarshalerType;
}
public PrimitiveJSGenerator(MarshalerType marshalerType)
: base(marshalerType, new Forwarder())
{
}
public PrimitiveJSGenerator(MarshalerType marshalerType, IMarshallingGenerator inner)
: base(marshalerType, inner)
{
}
