library;
import self as self;
import "dart:core" as core;
import "dart:async" as asy;

import "dart:async";

extension Extension<T extends core::Object* = dynamic> on asy::Stream<T*>* {
  method call = self::Extension|call;
  tearoff call = self::Extension|get#call;
}
static method main() → void {
  asy::StreamController<core::String*>* controller = asy::StreamController::•<core::String*>();
  let final asy::StreamController<core::String*>* #t1 = controller in let final (dynamic) →* core::Null? #t2 = (dynamic s) → core::Null? {
    core::print(s);
  } in self::Extension|call<core::String*>(#t1.{asy::StreamController::stream}, #t2);
}
static method Extension|call<T extends core::Object* = dynamic>(final asy::Stream<self::Extension|call::T*>* #this, core::Function* onData) → asy::StreamSubscription<self::Extension|call::T*>* {
  return #this.{asy::Stream::listen}((self::Extension|call::T* d) → core::Null? {
    onData.call(d);
  });
}
static method Extension|get#call<T extends core::Object* = dynamic>(final asy::Stream<self::Extension|get#call::T*>* #this) → (core::Function*) →* asy::StreamSubscription<self::Extension|get#call::T*>*
  return (core::Function* onData) → asy::StreamSubscription<self::Extension|get#call::T*>* => self::Extension|call<self::Extension|get#call::T*>(#this, onData);