From 494c6abd3de44a92d34c5cbc424db2eefe3915cf Mon Sep 17 00:00:00 2001
From: Brian <briancraigok@gmail.com>
Date: Fri, 15 Dec 2023 17:24:29 -0300
Subject: [PATCH] [visibility_detector] Fix example for dart 3.0.0 (#508)

Fix the visibility_detector example to use `implements Comparable` instead of `extends Comparable` for Dart 3.0.
---
 packages/visibility_detector/example/lib/main.dart | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/visibility_detector/example/lib/main.dart b/packages/visibility_detector/example/lib/main.dart
index 05085970..7b09cd8c 100644
--- a/packages/visibility_detector/example/lib/main.dart
+++ b/packages/visibility_detector/example/lib/main.dart
@@ -517,7 +517,7 @@ class VisibilityReportGridState extends State<VisibilityReportGrid> {
 }
 
 /// A class for storing a [row, column] pair.
-class RowColumn extends Comparable<RowColumn> {
+class RowColumn implements Comparable<RowColumn> {
   RowColumn(this.row, this.column);
 
   final int row;