删除埋点，im和客服

lib/tools_base/widget/scroll_positioned_list/src/item_positions_listener.dart

@@ -42,9 +42,9 @@ class ItemPosition {
   final double itemTrailingEdge;
 
   @override
-  bool operator ==(dynamic other) {
+  bool operator ==(Object other) {
     if (other.runtimeType != runtimeType) return false;
-    final ItemPosition otherPosition = other;
+    final otherPosition = other as ItemPosition;
     return otherPosition.index == index &&
         otherPosition.itemLeadingEdge == itemLeadingEdge &&
         otherPosition.itemTrailingEdge == itemTrailingEdge;

lib/tools_base/widget/scroll_positioned_list/src/positioned_list.dart

@@ -44,9 +44,7 @@ class PositionedList extends StatefulWidget {
     this.addSemanticIndexes = true,
     this.addRepaintBoundaries = true,
     this.addAutomaticKeepAlives = true,
-  })  : assert(itemCount != null),
-        assert(itemBuilder != null),
-        assert((positionedIndex == 0) || (positionedIndex < itemCount)),
+  })  : assert((positionedIndex == 0) || (positionedIndex < itemCount)),
         super(key: key);
 
   /// Number of items the [itemBuilder] can produce.
@@ -89,7 +87,6 @@ class PositionedList extends StatefulWidget {
   /// See [ScrollView.reverse].
   final bool reverse;
 
-  /// {@template flutter.widgets.scroll_view.shrinkWrap}
   /// Whether the extent of the scroll view in the [scrollDirection] should be
   /// determined by the contents being viewed.
   ///

lib/tools_base/widget/scroll_positioned_list/src/scrollable_positioned_list.dart

@@ -60,9 +60,7 @@ class ScrollablePositionedList extends StatefulWidget {
     this.addRepaintBoundaries = true,
     this.minCacheExtent,
     this.scrollAction,
-  })  : assert(itemCount != null),
-        assert(itemBuilder != null),
-        itemPositionsNotifier = itemPositionsListener as ItemPositionsNotifier?,
+  })  : itemPositionsNotifier = itemPositionsListener as ItemPositionsNotifier?,
         scrollOffsetNotifier = scrollOffsetListener as ScrollOffsetNotifier?,
         separatorBuilder = null,
         super(key: key);
@@ -91,9 +89,7 @@ class ScrollablePositionedList extends StatefulWidget {
     this.addRepaintBoundaries = true,
     this.minCacheExtent,
     this.scrollAction,
-  })  : assert(itemCount != null),
-        assert(itemBuilder != null),
-        assert(separatorBuilder != null),
+  })  : assert(separatorBuilder != null),
         itemPositionsNotifier = itemPositionsListener as ItemPositionsNotifier?,
         scrollOffsetNotifier = scrollOffsetListener as ScrollOffsetNotifier?,
         super(key: key);
@@ -141,7 +137,6 @@ class ScrollablePositionedList extends StatefulWidget {
   /// See [ScrollView.reverse].
   final bool reverse;
 
-  /// {@template flutter.widgets.scroll_view.shrinkWrap}
   /// Whether the extent of the scroll view in the [scrollDirection] should be
   /// determined by the contents being viewed.
   ///

lib/tools_base/widget/scroll_positioned_list/src/viewport.dart

@@ -100,7 +100,6 @@ class UnboundedRenderViewport extends RenderViewport {
 
   @override
   set anchor(double value) {
-    assert(value != null);
     if (value == _anchor) return;
     _anchor = value;
     markNeedsLayout();
@@ -124,7 +123,6 @@ class UnboundedRenderViewport extends RenderViewport {
 
   @override
   Rect describeSemanticsClip(RenderSliver? child) {
-    assert(axis != null);
 
     if (_calculatedCacheExtent == null) {
       return semanticBounds;
@@ -178,7 +176,6 @@ class UnboundedRenderViewport extends RenderViewport {
     double correction;
     var count = 0;
     do {
-      assert(offset.pixels != null);
       correction = _attemptLayout(mainAxisExtent, crossAxisExtent,
           offset.pixels + centerOffsetAdjustment);
       if (correction != 0.0) {

lib/tools_base/widget/scroll_positioned_list/src/wrapping.dart

@@ -419,14 +419,10 @@ abstract class CustomViewport extends MultiChildRenderObjectWidget {
     this.cacheExtentStyle = CacheExtentStyle.pixel,
     this.clipBehavior = Clip.hardEdge,
     List<Widget> slivers = const <Widget>[],
-  })  : assert(offset != null),
-        assert(slivers != null),
-        assert(center == null ||
+  })  : assert(center == null ||
             slivers.where((Widget child) => child.key == center).length == 1),
-        assert(cacheExtentStyle != null),
         assert(cacheExtentStyle != CacheExtentStyle.viewport ||
             cacheExtent != null),
-        assert(clipBehavior != null),
         super(key: key, children: slivers);
 
   /// The direction in which the [offset]'s [ViewportOffset.pixels] increases.
@@ -497,7 +493,6 @@ abstract class CustomViewport extends MultiChildRenderObjectWidget {
   /// otherwise, the default cross axis direction is downwards.
   static AxisDirection getDefaultCrossAxisDirection(
       BuildContext context, AxisDirection axisDirection) {
-    assert(axisDirection != null);
     switch (axisDirection) {
       case AxisDirection.up:
         assert(debugCheckHasDirectionality(
@@ -662,11 +657,9 @@ abstract class CustomRenderViewport
     double? cacheExtent,
     CacheExtentStyle cacheExtentStyle = CacheExtentStyle.pixel,
     Clip clipBehavior = Clip.hardEdge,
-  })  : assert(anchor != null),
-        assert(anchor >= 0.0 && anchor <= 1.0),
+  })  : assert(anchor >= 0.0 && anchor <= 1.0),
         assert(cacheExtentStyle != CacheExtentStyle.viewport ||
             cacheExtent != null),
-        assert(clipBehavior != null),
         _center = center,
         super(
           axisDirection: axisDirection,