message: elle.reactor: style fixes in the tests
diff: @@ -2999,7 +2999,7 @@ namespace timer
  ELLE_TEST_SCHEDULED(basic_cancel)
  {
  int v = 0;
  - Timer t("myTimer3", 100ms, std::bind(&coro, std::ref(v)));
  + Timer t("myTimer3", 100ms, [&v] { coro(v); });
  BOOST_CHECK_EQUAL(v, 0);
  t.cancel();
  elle::reactor::sleep(200ms);
  @@ -3025,7 +3025,15 @@ namespace timer
  {
  elle::reactor::Barrier b;
  int v = 0;
  - Timer t("myTimer5", 0ms, [&] { b.open(); v = 1; elle::reactor::yield(); elle::reactor::yield(); v=2;});
  + Timer t("myTimer5", 0ms,
  + [&]
  + {
  + b.open();
  + v = 1;
  + elle::reactor::yield();
  + elle::reactor::yield();
  + v = 2;
  + });
  b.wait();
  t.cancel_now(); // Waits.
  BOOST_CHECK_EQUAL(v, 2);
  @@ -3037,8 +3045,13 @@ namespace timer
  elle::reactor::Barrier b;
  Timer t("myTimer6", 0ms, [&]
  {
  - try {
  - b.open(); v = 1; elle::reactor::yield(); elle::reactor::yield(); v=2;
  + try
  + {
  + b.open();
  + v = 1;
  + elle::reactor::yield();
  + elle::reactor::yield();
  + v = 2;
  }
  catch (...)
  {
  @@ -3060,8 +3073,13 @@ namespace timer
  elle::reactor::Barrier b;
  Timer t("myTimer7", 0ms, [&]
  {
  - try {
  - b.open(); v = 1; elle::reactor::yield(); elle::reactor::yield(); v=2;
  + try
  + {
  + b.open();
  + v = 1;
  + elle::reactor::yield();
  + elle::reactor::yield();
  + v = 2;
  }
  catch (...)
  {
  