MapToStreamTransformer<S, T> class

Emits the given constant value on the output Observable every time the source Observable emits a value.

Example

Observable.fromIterable([1, 2, 3, 4])
  .mapTo(true)
  .listen(print); // prints true, true, true, true

Constructors

MapToStreamTransformer(T value)
Constructs a StreamTransformer which always maps every event from the source Stream to a constant value.

Properties

hashCode → int
The hash code for this object.
read-only, inherited
runtimeType → Type
A representation of the runtime type of the object.
read-only, inherited

Methods

bind(Stream<S> stream) → Stream<T>
Transforms the provided stream. [...]
cast<RS, RT>() → StreamTransformer<RS, RT>
Provides a StreamTransformer<RS, RT> view of this stream transformer.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
toString() → String
Returns a string representation of this object.
inherited

Operators

operator ==(dynamic other) → bool
The equality operator.
inherited