Some<A> class

Inheritance

Constructors

Some(A _a)
const

Properties

hashCode int
The hash code for this object.
no setteroverride
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
value → A
no setter

Methods

all(bool f(A a)) bool
inherited
andThen<B>(covariant Option<B> next) Option<B>
inherited
any(bool f(A a)) bool
inherited
ap<B>(covariant Option<Function1<A, B>> ff) Option<B>
inherited
appendElement(A a) Option<A>
inherited
bind<B>(covariant Function1<A, Option<B>> f) Option<B>
inherited
cata<B, B2 extends B>(B ifNone(), B2 ifSome(A a)) → B
inherited
concatenate(Monoid<A> mi) → A
inherited
concatenateO(Semigroup<A> si) Option<A>
inherited
every(bool f(A a)) bool
inherited
filter(bool predicate(A a)) Option<A>
inherited
flatMap<B>(covariant Function1<A, Option<B>> f) Option<B>
inherited
fold<B>(B ifNone(), B ifSome(A a)) → B
override
foldLeft<B>(B z, B f(B previous, A a)) → B
inherited
foldLeftWithIndex<B>(B z, B f(B previous, int i, A a)) → B
inherited
foldMap<B>(Monoid<B> bMonoid, B f(A a)) → B
inherited
foldMapO<B>(Semigroup<B> si, B f(A a)) Option<B>
inherited
foldRight<B>(B z, B f(A a, B previous)) → B
inherited
foldRightWithIndex<B>(B z, B f(int i, A a, B previous)) → B
inherited
forEach(void sideEffect(A a)) → void
inherited
getOrElse(A dflt()) → A
inherited
intercalate(Monoid<A> mi, A a) → A
inherited
isNone() bool
inherited
isSome() bool
inherited
iterator() Iterator<A>
inherited
length() int
inherited
map<B>(B f(A a)) Option<B>
inherited
mapWithIndex<B>(B f(int i, A a)) Option<B>
inherited
maximum(Order<A> oa) Option<A>
inherited
minimum(Order<A> oa) Option<A>
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
orElse(Option<A> other()) Option<A>
inherited
partition(bool f(A a)) Tuple2<Option<A>, Option<A>>
inherited
plus(covariant Option<A> o2) Option<A>
inherited
prependElement(A a) Option<A>
inherited
replace<B>(B replacement) Option<B>
inherited
reverse() Option<A>
inherited
strengthL<B>(B b) Option<Tuple2<B, A>>
inherited
strengthR<B>(B b) Option<Tuple2<A, B>>
inherited
toEither<B>(B ifNone()) Either<B, A>
inherited
toIterable() Iterable<A>
inherited
toNullable() → A?
inherited
toString() String
A string representation of this object.
inherited
traverseFree<F, B>(Free<F, B> f(A a)) Free<F, Option<B>>
inherited
traverseFuture<B>(Future<B> f(A a)) Future<Option<B>>
inherited
traverseIList<B>(IList<B> f(A a)) IList<Option<B>>
inherited
traverseIVector<B>(IVector<B> f(A a)) IVector<Option<B>>
inherited
traverseState<S, B>(State<S, B> f(A a)) State<S, Option<B>>
inherited
traverseTask<B>(Task<B> f(A a)) Task<Option<B>>
inherited
where(bool predicate(A a)) Option<A>
inherited
zipWithIndex() Option<Tuple2<int, A>>
inherited

Operators

operator %(dynamic ifNone) Either<dynamic, A>
inherited
operator ==(Object other) bool
The equality operator.
override
operator |(A dflt) → A
inherited