anchor.diff:    /// the screen correctly.
     ///
     /// This does not work when the `S` is long and `W` far away from the
  -  /// dispalyed part does not have a cached element yet. See
  +  /// displayed part does not have a cached element yet. See
     /// https://github.com/flutter/flutter/issues/61458
     ///
     /// Shorthand for `Scrollable.ensureVisible(element(finder))`
  
positive.code:   }
  
    // This method is almost identical to [GestureBinding._handlePointerEvent]
    // to replicate the bahavior of the real binding.
    void _handlePointerEvent(
      PointerEvent event,
      Map<int, HitTestResult> _hitTests
  
negative.code:   ///   return value should be exact zeros.
    /// - For [LiveTestWidgetsFlutterBinding], the values are typically small
    /// positives, meaning the event happens a little later than the set time,
    /// but a very small portion may have a tiny negative value for about tens of
    /// microseconds. This is due to the nature of [Future.delayed].
    ///
    /// The closer the return values are to zero the more faithful it is to the
  