protected boolean matchesSafely()

in future/src/main/java/com/spotify/hamcrest/future/ExceptionallyCompletedFuture.java [43:74]

• 31 lines of code
• 6 McCabe index (conditional complexity)

  protected boolean matchesSafely(final Future<T> future, final Description mismatchDescription) {
    if (future.isDone()) {
      if (future.isCancelled()) {
        mismatchDescription.appendText("a future that was cancelled");
        return false;
      } else {
        final T value;
        try {
          value = future.get();
        } catch (ExecutionException e) {
          final Throwable cause = e.getCause();
          if (matcher.matches(cause)) {
            return true;
          } else {
            mismatchDescription.appendText("a future completed exceptionally with ");
            matcher.describeMismatch(cause, mismatchDescription);
            return false;
          }
        } catch (InterruptedException e) {
          throw new AssertionError("This should never happen because the future is completed.");
        }

        mismatchDescription
            .appendText("a future that completed to a value that was ")
            .appendValue(value);
        return false;
      }
    } else {
      mismatchDescription.appendText("a future that was not done");
      return false;
    }
  }