/// <summary>
/// Gets the return type for the unmanaged signature that represents the provided <paramref name="info"/>.
/// </summary>
/// <param name="generator">The marshalling generator for this <paramref name="info"/></param>
/// <param name="info">Object to marshal</param>
public static TypeSyntax AsReturnType(this IMarshallingGenerator generator, TypePositionInfo info)
{
return(generator.GetNativeSignatureBehavior(info) switch
{
SignatureBehavior.ManagedTypeAndAttributes => info.ManagedType.Syntax,
SignatureBehavior.NativeType => generator.AsNativeType(info),
SignatureBehavior.PointerToNativeType => PointerType(generator.AsNativeType(info)),
_ => throw new InvalidOperationException()
});
/// <summary>
/// Gets a parameter for the unmanaged signature that represents the provided <paramref name="info"/>.
/// </summary>
/// <param name="generator">The marshalling generator for this <paramref name="info"/></param>
/// <param name="info">Object to marshal</param>
public static ParameterSyntax AsParameter(this IMarshallingGenerator generator, TypePositionInfo info)
{
SignatureBehavior behavior = generator.GetNativeSignatureBehavior(info);
if (behavior == SignatureBehavior.ManagedTypeAndAttributes)
{
return GenerateForwardingParameter(info);
}
return Parameter(Identifier(info.InstanceIdentifier))
.WithType(behavior switch
{
SignatureBehavior.NativeType => generator.AsNativeType(info),
SignatureBehavior.PointerToNativeType => PointerType(generator.AsNativeType(info)),
_ => throw new InvalidOperationException()
});
public TypeSyntax AsNativeType(TypePositionInfo info)
{
return(_manualMarshallingGenerator.AsNativeType(info));
}
public TypeSyntax AsNativeType(TypePositionInfo info) => _inner.AsNativeType(info);
