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

class A extends core::Object {
  synthetic constructor •() → self::A
    : super core::Object::•()
    ;
  method foo() → dynamic
    return null;
}
class B extends core::Object {
  field self::A a = null;
  synthetic constructor •() → self::B
    : super core::Object::•()
    ;
  method bar() → asy::Future<dynamic> /* originally async */ {
    final asy::_AsyncAwaitCompleter<dynamic> :async_completer = new asy::_AsyncAwaitCompleter::•<dynamic>();
    asy::FutureOr<dynamic> :return_value;
    dynamic :async_stack_trace;
    dynamic :async_op_then;
    dynamic :async_op_error;
    dynamic :await_jump_var = 0;
    dynamic :await_ctx_var;
    function :async_op([dynamic :result, dynamic :exception, dynamic :stack_trace]) → dynamic yielding 
      try {
        #L1:
        {
          :return_value = this.{self::B::a}.{self::A::foo}();
          break #L1;
        }
        asy::_completeOnAsyncReturn(:async_completer, :return_value);
        return;
      }
      on dynamic catch(dynamic :exception, dynamic :stack_trace) {
        :async_completer.{asy::Completer::completeError}(:exception, :stack_trace);
      }
    :async_stack_trace = asy::_asyncStackTraceHelper(:async_op);
    :async_op_then = asy::_asyncThenWrapperHelper(:async_op);
    :async_op_error = asy::_asyncErrorWrapperHelper(:async_op);
    :async_completer.start(:async_op);
    return :async_completer.{asy::Completer::future};
  }
}
class C extends core::Object {
  field self::B b = new self::B::•();
  synthetic constructor •() → self::C
    : super core::Object::•()
    ;
  method baz() → asy::Future<core::int> /* originally async */ {
    final asy::_AsyncAwaitCompleter<core::int> :async_completer = new asy::_AsyncAwaitCompleter::•<core::int>();
    asy::FutureOr<core::int> :return_value;
    dynamic :async_stack_trace;
    dynamic :async_op_then;
    dynamic :async_op_error;
    dynamic :await_jump_var = 0;
    dynamic :await_ctx_var;
    function :async_op([dynamic :result, dynamic :exception, dynamic :stack_trace]) → dynamic yielding 
      try {
        #L2:
        {
          :return_value = this.{self::C::b}.{self::B::bar}() as{TypeError} asy::FutureOr<core::int>;
          break #L2;
        }
        asy::_completeOnAsyncReturn(:async_completer, :return_value);
        return;
      }
      on dynamic catch(dynamic :exception, dynamic :stack_trace) {
        :async_completer.{asy::Completer::completeError}(:exception, :stack_trace);
      }
    :async_stack_trace = asy::_asyncStackTraceHelper(:async_op);
    :async_op_then = asy::_asyncThenWrapperHelper(:async_op);
    :async_op_error = asy::_asyncErrorWrapperHelper(:async_op);
    :async_completer.start(:async_op);
    return :async_completer.{asy::Completer::future};
  }
}
static method main() → dynamic {}