Provides a StreamTransformer<RS, RT>
view of this stream transformer.
The resulting transformer will check at run-time that all data events of the stream it transforms are actually instances of S
, and it will check that all data events produced by this transformer are actually instances of RT
.
StreamTransformer<RS, RT> cast<RS, RT>();
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Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dart.dev/stable/2.5.0/dart-async/StreamTransformer/cast.html