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Minor change type nullability (#112778)

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fzyzcjy 2022-10-11 07:12:29 +08:00 committed by GitHub
parent 4be0cfcb3f
commit 21fab6f960
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 3 additions and 4 deletions
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2
packages/flutter/lib/src/rendering/sliver_list.dart
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@ -239,7 +239,7 @@ class RenderSliverList extends RenderSliverMultiBoxAdaptor {
if (child == null || indexOf(child!) != index) {
// We are missing a child. Insert it (and lay it out) if possible.
child = insertAndLayoutChild(childConstraints,
after: trailingChildWithLayout,
after: trailingChildWithLayout!,
parentUsesSize: true,
);
if (child == null) {

5
packages/flutter/lib/src/rendering/sliver_multi_box_adaptor.dart
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@ -481,12 +481,11 @@ abstract class RenderSliverMultiBoxAdaptor extends RenderSliver
@protected
RenderBox? insertAndLayoutChild(
BoxConstraints childConstraints, {
required RenderBox? after,
required RenderBox after,
bool parentUsesSize = false,
}) {
assert(_debugAssertChildListLocked());
assert(after != null);
final int index = indexOf(after!) + 1;
final int index = indexOf(after) + 1;
_createOrObtainChild(index, after: after);
final RenderBox? child = childAfter(after);
if (child != null && indexOf(child) == index) {