feat: fixes static analysis warning in package.

analysis_options.yaml

@@ -1,3 +1,5 @@
+include: package:lints/core.yaml
+
 analyzer:
   exclude:
     - example/build/**

example/macos/.gitignore

@@ -4,3 +4,4 @@
 
 # Xcode-related
 **/xcuserdata/
+/DerivedData/

lib/src/calendar_event_data.dart

@@ -158,7 +158,13 @@ class CalendarEventData<T extends Object?> {
   }
 
   @override
-  int get hashCode => super.hashCode;
+  int get hashCode =>
+      description.hashCode ^
+      descriptionStyle.hashCode ^
+      titleStyle.hashCode ^
+      color.hashCode ^
+      title.hashCode ^
+      date.hashCode;
 }
 
 /// {@template calendar_event_data_doc}

lib/src/day_view/day_view.dart

@@ -670,7 +670,7 @@ class DayViewState<T extends Object?> extends State<DayView<T>> {
     DateTime startDuration,
     DateTime endDuration,
   ) {
-    if (events.isNotEmpty)
+    if (events.isNotEmpty) {
       return RoundedEventTile(
         borderRadius: BorderRadius.circular(10.0),
         title: events[0].title,
@@ -682,8 +682,9 @@ class DayViewState<T extends Object?> extends State<DayView<T>> {
         titleStyle: events[0].titleStyle,
         descriptionStyle: events[0].descriptionStyle,
       );
-    else
+    } else {
       return SizedBox.shrink();
+    }
   }
 
   /// Default view header builder. This builder will be used if

lib/src/event_arrangers/merge_event_arranger.dart

@@ -53,7 +53,7 @@ class MergeEventArranger<T extends Object?> extends EventArranger<T> {
                   "\n1. Start time or end time might be null"
                   "\n2. endTime occurs before or at the same time as startTime."
                   "\nEvent data: \n$event\n");
-            } catch (e) {} // Suppress exceptions.
+            } catch (e) {} // ignore:empty_catches
 
             return true;
           }(), "Can not add event in the list.");

lib/src/event_arrangers/side_event_arranger.dart

@@ -92,7 +92,7 @@ class SideEventArranger<T extends Object?> extends EventArranger<T> {
             try {
               debugPrint("Start time or end time of an event can not be null. "
                   "This ${sideEvent.event} will be ignored.");
-            } catch (e) {} // Suppress exceptions.
+            } catch (e) {} // ignore:empty_catches
 
             return true;
           }(), "Can not add event in the list.");

lib/src/event_controller.dart

@@ -77,7 +77,9 @@ class EventController<T extends Object?> extends ChangeNotifier {
   /// Add all the events in the list
   /// If there is an event with same date then
   void addAll(List<CalendarEventData<T>> events) {
-    for (final event in events) _calendarData.addEvent(event);
+    for (final event in events) {
+      _calendarData.addEvent(event);
+    }
     notifyListeners();
   }
 
@@ -105,7 +107,9 @@ class EventController<T extends Object?> extends ChangeNotifier {
 
   /// Removes all the [events] from this controller.
   void removeAll(List<CalendarEventData<T>> events) {
-    for (final event in events) _calendarData.removeEvent(event);
+    for (final event in events) {
+      _calendarData.removeEvent(event);
+    }
     notifyListeners();
   }
 

lib/src/painters.dart

@@ -80,16 +80,18 @@ class HourLinePainter extends CustomPainter {
       }
     }
 
-    if (showVerticalLine) if (lineStyle == LineStyle.dashed) {
-      var startY = 0.0;
-      while (startY < size.height) {
-        canvas.drawLine(Offset(offset + verticalLineOffset, startY),
-            Offset(offset + verticalLineOffset, startY + dashWidth), paint);
-        startY += dashWidth + dashSpaceWidth;
+    if (showVerticalLine) {
+      if (lineStyle == LineStyle.dashed) {
+        var startY = 0.0;
+        while (startY < size.height) {
+          canvas.drawLine(Offset(offset + verticalLineOffset, startY),
+              Offset(offset + verticalLineOffset, startY + dashWidth), paint);
+          startY += dashWidth + dashSpaceWidth;
+        }
+      } else {
+        canvas.drawLine(Offset(offset + verticalLineOffset, 0),
+            Offset(offset + verticalLineOffset, size.height), paint);
       }
-    } else {
-      canvas.drawLine(Offset(offset + verticalLineOffset, 0),
-          Offset(offset + verticalLineOffset, size.height), paint);
     }
   }
 
@@ -296,11 +298,12 @@ class CurrentTimeLinePainter extends CustomPainter {
         ..strokeWidth = height,
     );
 
-    if (showBullet)
+    if (showBullet) {
       canvas.drawCircle(
           Offset(offset.dx, offset.dy), bulletRadius, Paint()..color = color);
+    }
 
-    if (showTimeBackgroundView)
+    if (showTimeBackgroundView) {
       canvas.drawRRect(
         RRect.fromRectAndRadius(
           Rect.fromLTWH(
@@ -316,8 +319,9 @@ class CurrentTimeLinePainter extends CustomPainter {
           ..style = PaintingStyle.fill
           ..strokeWidth = bulletRadius,
       );
+    }
 
-    if (showTime)
+    if (showTime) {
       TextPainter(
         textDirection: TextDirection.ltr,
         text: TextSpan(
@@ -330,6 +334,7 @@ class CurrentTimeLinePainter extends CustomPainter {
       )
         ..layout()
         ..paint(canvas, Offset(offset.dx - 62, offset.dy - 6));
+    }
   }
 
   @override

lib/src/week_view/week_view.dart

@@ -783,7 +783,7 @@ class WeekViewState<T extends Object?> extends State<WeekView<T>> {
       Rect boundary,
       DateTime startDuration,
       DateTime endDuration) {
-    if (events.isNotEmpty)
+    if (events.isNotEmpty) {
       return RoundedEventTile(
         borderRadius: BorderRadius.circular(6.0),
         title: events[0].title,
@@ -797,8 +797,9 @@ class WeekViewState<T extends Object?> extends State<WeekView<T>> {
         padding: EdgeInsets.all(7.0),
         backgroundColor: events[0].color,
       );
-    else
+    } else {
       return Container();
+    }
   }
 
   /// Default view header builder. This builder will be used if

pubspec.yaml

@@ -13,6 +13,7 @@ dependencies:
     sdk: flutter
 
 dev_dependencies:
+  lints: ^3.0.0
   flutter_test:
     sdk: flutter