StartWithStreamTransformer<S> class

Prepends a value to the source Stream.

Example

Stream.fromIterable([2])
  .transform(StartWithStreamTransformer(1))
  .listen(print); // prints 1, 2
Inheritance

Constructors

StartWithStreamTransformer(S startValue)
Constructs a StreamTransformer which prepends the source Stream with startValue.

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
startValue → S
The starting event of this Stream
final

Methods

bind(Stream<S> stream) Stream<S>
Transforms the provided stream. [...]
override
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
A string representation of this object. [...]
inherited

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited