ReactiveSet<E> class
abstract
A wrapper class for Set that makes reads and writes observable (see ReactiveSystem).
Example
Example of using ReactiveSet.wrap:
import 'package:kind/kind';
void main() {
final set = <String>{'a', 'b', 'c'};
final reactiveSet = ReactiveSet<String>.wrap(set);
}
- Implemented types
-
- Set<
E> - ReactiveIterable<
E>
- Set<
- Available Extensions
Constructors
- ReactiveSet()
-
Like ReactiveSet(), but creates a reactive set.
factory
- ReactiveSet.from(Iterable elements)
-
Like Set.from, but creates a reactive set.
factory
- ReactiveSet.identity()
-
Like Set.identity, but creates a reactive set.
factory
-
ReactiveSet.of(Iterable<
E> elements) -
Like Set.of, but creates a reactive set.
factory
-
ReactiveSet.wrap(Set<
E> set) -
Makes any set reactive by wrapping it.
factory
Properties
- first → E
-
The first element.
no setterinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- isEmpty → bool
-
Whether this collection has no elements.
no setterinherited
- isNotEmpty → bool
-
Whether this collection has at least one element.
no setterinherited
-
iterator
→ Iterator<
E> -
An iterator that iterates over the elements of this set.
no setterinherited
- last → E
-
The last element.
no setterinherited
- length → int
-
The number of elements in this.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- single → E
-
Checks that this iterable has only one element, and returns that element.
no setterinherited
-
wrapped
→ Set<
E> -
Wrapped (non-reactive) set.
no setter
Methods
-
add(
E value) → bool -
Adds
value
to the set.inherited -
addAll(
Iterable< E> elements) → void -
Adds all
elements
to this set.inherited -
any(
bool test(E element)) → bool -
Checks whether any element of this iterable satisfies
test
.inherited -
cast<
R> () → Set< R> -
Provides a view of this set as a set of
R
instances.inherited -
clear(
) → void -
Removes all elements from the set.
inherited
-
contains(
Object? value) → bool -
Whether
value
is in the set.inherited -
containsAll(
Iterable< Object?> other) → bool -
Whether this set contains all the elements of
other
.inherited -
difference(
Set< Object?> other) → Set<E> -
Creates a new set with the elements of this that are not in
other
.inherited -
elementAt(
int index) → E -
Returns the
index
th element.inherited -
every(
bool test(E element)) → bool -
Checks whether every element of this iterable satisfies
test
.inherited -
expand<
T> (Iterable< T> toElements(E element)) → Iterable<T> -
Expands each element of this Iterable into zero or more elements.
inherited
-
firstWhere(
bool test(E element), {E orElse()?}) → E -
The first element that satisfies the given predicate
test
.inherited -
fold<
T> (T initialValue, T combine(T previousValue, E element)) → T -
Reduces a collection to a single value by iteratively combining each
element of the collection with an existing value
inherited
-
followedBy(
Iterable< E> other) → Iterable<E> -
Creates the lazy concatenation of this iterable and
other
.inherited -
forEach(
void action(E element)) → void -
Invokes
action
on each element of this iterable in iteration order.inherited -
freeze(
) → void - Makes the set immutable.
-
intersection(
Set< Object?> other) → Set<E> -
Creates a new set which is the intersection between this set and
other
.inherited -
join(
[String separator = ""]) → String -
Converts each element to a String and concatenates the strings.
inherited
-
lastWhere(
bool test(E element), {E orElse()?}) → E -
The last element that satisfies the given predicate
test
.inherited -
lookup(
Object? object) → E? -
If an object equal to
object
is in the set, return it.inherited -
map<
T> (T toElement(E e)) → Iterable< T> -
The current elements of this iterable modified by
toElement
.inherited -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
reduce(
E combine(E value, E element)) → E -
Reduces a collection to a single value by iteratively combining elements
of the collection using the provided function.
inherited
-
remove(
Object? value) → bool -
Removes
value
from the set.inherited -
removeAll(
Iterable< Object?> elements) → void -
Removes each element of
elements
from this set.inherited -
removeWhere(
bool test(E element)) → void -
Removes all elements of this set that satisfy
test
.inherited -
retainAll(
Iterable< Object?> elements) → void -
Removes all elements of this set that are not elements in
elements
.inherited -
retainWhere(
bool test(E element)) → void -
Removes all elements of this set that fail to satisfy
test
.inherited -
singleWhere(
bool test(E element), {E orElse()?}) → E -
The single element that satisfies
test
.inherited -
skip(
int count) → Iterable< E> -
Creates an Iterable that provides all but the first
count
elements.inherited -
skipWhile(
bool test(E value)) → Iterable< E> -
Creates an
Iterable
that skips leading elements whiletest
is satisfied.inherited -
take(
int count) → Iterable< E> -
Creates a lazy iterable of the
count
first elements of this iterable.inherited -
takeWhile(
bool test(E value)) → Iterable< E> -
Creates a lazy iterable of the leading elements satisfying
test
.inherited -
toList(
{bool growable = true}) → List< E> -
Creates a List containing the elements of this Iterable.
inherited
-
toSet(
) → Set< E> -
Creates a Set with the same elements and behavior as this
Set
.inherited -
toString(
) → String -
A string representation of this object.
inherited
-
union(
Set< E> other) → Set<E> -
Creates a new set which contains all the elements of this set and
other
.inherited -
where(
bool test(E element)) → Iterable< E> -
Creates a new lazy Iterable with all elements that satisfy the
predicate
test
.inherited -
whereType<
T> () → Iterable< T> -
Creates a new lazy Iterable with all elements that have type
T
.inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited