public static void IsFirstWhyNot3()
{
var value = OneOf <int, NoElements, MoreThanOneElement> .FromT1(default(NoElements));
var whyNot = value.WhyNot();
Assert.IsTrue(whyNot is NoElements);
}
public CsvResult(string fileName, IAsyncEnumerable <T> records)
: this(fileName)
{
if (records == null)
{
throw new ArgumentNullException(nameof(records));
}
_records = OneOf <IEnumerable <T>, IAsyncEnumerable <T> > .FromT1(records);
}
public static void DoesNotHaveValue2()
{
var value = OneOf <int, NoElements> .FromT1(default(NoElements));
Assert.Throws <InvalidOperationException>(
() => value.Value());
//Fails presently, pending https://github.com/mcintyre321/OneOf/issues/29
//Assert.Throws<InvalidOperationException>(
// () =>
// {
// var _ = value.Value;
// }, "because parity");
}
protected OneOf <string, RenderFragment> GetShowValue(SelectOption option)
{
if (option.IsSearch || option.IsTag)
{
return(option.Value);
}
return(OptionLabelProp switch
{
"children" => option?.ChildContent,
"value" => option?.Value ?? option.Label,
"label" => option?.Label ?? option.Value,
_ => SelectMode == SelectMode.Default ? OneOf <string, RenderFragment> .FromT1((option?.ChildContent)) : option?.Label ?? option.Value,
});
private async Task <Option <OneOf <PostReadModel, NotApprovedResult <PostReadModel> > > > FindApprovedPost(Expression <Func <PostEntity, bool> > predicate)
{
var postEntity = await CreateBasePostQuery().FirstOrDefaultAsync(predicate);
if (postEntity == null)
{
return(Option.None <OneOf <PostReadModel, NotApprovedResult <PostReadModel> > >());
}
else
{
var claims = await GetCreatorClaims(postEntity.CreatedBy.Id);
var post = postEntity.ToReadModel(claims);
var result = post.IsApproved ?
OneOf <PostReadModel, NotApprovedResult <PostReadModel> > .FromT0(post) :
OneOf <PostReadModel, NotApprovedResult <PostReadModel> > .FromT1(new NotApprovedResult <PostReadModel>(post));
return(Option.Some(result));
}
}
internal static OneOf <Wardrobe, IFailure> CreateForUser(string user)
{
// Parse clothes for user
var garments = Users.GarmentsFor(user);
IEnumerable <Garment> grm;
if (garments.IsT0)
{
grm = garments.AsT0;
}
else
{
return(OneOf <Wardrobe, IFailure> .FromT1(garments.AsT1));
}
// Parse profile color
var clr = Users.ColorFor(user);
// Parse profile icon
var icn = Users.IconFor(user);
return(new Wardrobe(grm, user, clr, icn));
}
private void InsertHandlerForPacket(PacketIdentifier packet, IPacketHandler <T> handler)
{
// TODO: Throw improved exception (show conflicting packets)
var identifier = packet.Identifier;
var handlers = this.packetHandlers;
for (int i = 0; i < identifier.Count; i++)
{
bool isLastIdentifier = i == identifier.Count - 1;
bool identifierExists = handlers.ContainsKey(identifier[i]);
if (isLastIdentifier)
{
if (identifierExists)
{
throw new ConflictingPacketHandlersException(packet);
}
var value = OneOf <PacketToHandlerDictionary, IPacketHandler <T> > .FromT1(handler);
handlers.Add(identifier[i], value);
}
else if (identifierExists)
{
handlers = handlers[identifier[i]].Match(
dictionary => dictionary,
_ => throw new ConflictingPacketHandlersException(packet));
}
else
{
var nestedHandlers = new PacketToHandlerDictionary();
handlers.Add(identifier[i], nestedHandlers);
handlers = nestedHandlers;
}
}
}
public static void DoesNotHaveValue3()
{
var value = OneOf <int, NoElements, NoElements> .FromT1(default(NoElements));
Assert.IsFalse(value.IsSuccess());
}