C# (CSharp) Functional Option.None Examples

Programming Language: C# (CSharp)

Namespace/Package Name: Functional

Class/Type: Option

Method/Function: None

Examples at hotexamples.com: 6

C# (CSharp) Functional Option.None - 6 examples found. These are the top rated real world C# (CSharp) examples of Functional.Option.None extracted from open source projects. You can rate examples to help us improve the quality of examples.

Frequently Used Methods

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Match(23)

None(6)

Map(5)

DoAsync(4)

BindAsync(2)

Create(2)

Do(2)

Where(2)

AsEnumerable(1)

Some(1)

SomeAsync(1)

TryGetValue(1)

Example #1

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 public static Task <Option <TFailure> > Failure <TSuccess, TFailure>(this Task <Result <TSuccess, TFailure> > result)
 => result.Match(_ => Option.None <TFailure>(), Option.Some);

Example #2

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 public static Task <Option <TSuccess> > Success <TSuccess, TFailure>(this Task <Result <TSuccess, TFailure> > result)
 => result.Match(Option.Some, _ => Option.None <TSuccess>());

Example #3

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 public static Option <TSuccess> ToOption <TSuccess, TFailure>(this Result <TSuccess, TFailure> result)
 => result.Match(Option.Some, _ => Option.None <TSuccess>());

Example #4

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 public static Task <Result <Option <TResult>, TFailure> > BindIfSomeAsync <TSuccess, TFailure, TResult>(this Result <Option <TSuccess>, TFailure> result, Func <TSuccess, Task <Result <Option <TResult>, TFailure> > > bind)
 => result.BindAsync(success => success.MatchAsync(bind, () => Task.FromResult(Result.Success <Option <TResult>, TFailure>(Option.None <TResult>()))));

Example #5

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 public static Result <Option <TResult>, TFailure> BindIfSome <TSuccess, TFailure, TResult>(this Result <Option <TSuccess>, TFailure> result, Func <TSuccess, Result <Option <TResult>, TFailure> > bind)
 => result.Bind(success => success.Match(bind, () => Result.Success <Option <TResult>, TFailure>(Option.None <TResult>())));

Example #6

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 public static Task <Result <Option <TResult>, TFailure> > BindIfSomeAsync <TSuccess, TFailure, TResult>(this Result <Option <TSuccess>, TFailure> result, Func <TSuccess, Task <Result <TResult, TFailure> > > bind)
 => result.BindAsync(success => success.MatchAsync(async value => (await bind(value)).Select(Option.Some), () => Task.FromResult(Result.Success <Option <TResult>, TFailure>(Option.None <TResult>()))));