Nullsafety

.github/workflows/stale.yml

@@ -0,0 +1,19 @@
+name: 'Close stale issues and PR'
+on:
+  schedule:
+    - cron: '30 1 * * *'
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v3
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          stale-issue-message: 'This issue is stale because it has been open 30 days with no activity. Remove stale label or comment or this will be closed in 5 days.'
+          stale-pr-message: 'This PR is stale because it has been open 45 days with no activity. Remove stale label or comment or this will be closed in 10 days.'
+          close-issue-message: 'This issue was closed because it has been stalled for 5 days with no activity.'
+          days-before-stale: 30
+          days-before-close: 5
+          days-before-pr-close: -1
+

.packages

@@ -0,0 +1,86 @@
+# This file is deprecated. Tools should instead consume 
+# `.dart_tools/package_config.json`.
+# 
+# For more info see: https://dart.dev/go/dot-packages-deprecation
+# 
+# Generated by pub on 2021-03-22 15:51:25.463978.
+_fe_analyzer_shared:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/_fe_analyzer_shared-18.0.0/lib/
+analyzer:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/analyzer-1.2.0/lib/
+args:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/args-2.0.0/lib/
+async:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/async-2.5.0/lib/
+boolean_selector:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/boolean_selector-2.1.0/lib/
+build:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/build-1.6.3/lib/
+built_collection:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/built_collection-5.0.0/lib/
+built_value:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/built_value-8.0.3/lib/
+characters:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/characters-1.1.0/lib/
+charcode:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/charcode-1.2.0/lib/
+cli_util:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/cli_util-0.3.0/lib/
+clock:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/clock-1.1.0/lib/
+code_builder:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/code_builder-3.7.0/lib/
+collection:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/collection-1.15.0/lib/
+convert:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/convert-3.0.0/lib/
+coverage:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/coverage-0.15.2/lib/
+crypto:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/crypto-3.0.0/lib/
+dart_style:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/dart_style-1.3.14/lib/
+fake_async:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/fake_async-1.2.0/lib/
+file:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/file-6.1.0/lib/
+fixnum:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/fixnum-1.0.0/lib/
+flutter:file:///C:/Entwicklung/flutter/packages/flutter/lib/
+flutter_image:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/git/flutter_image-b3d792066477efc57c7baa57098cfc3a0164de41/lib/
+flutter_test:file:///C:/Entwicklung/flutter/packages/flutter_test/lib/
+flutter_web_plugins:file:///C:/Entwicklung/flutter/packages/flutter_web_plugins/lib/
+glob:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/glob-2.0.0/lib/
+http_multi_server:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/http_multi_server-3.0.0/lib/
+http_parser:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/http_parser-4.0.0/lib/
+intl:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/intl-0.17.0/lib/
+io:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/io-1.0.0/lib/
+js:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/js-0.6.3/lib/
+latlong2:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/latlong2-0.8.0/lib/
+lists:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/lists-0.1.6/lib/
+location:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/location-4.1.1/lib/
+location_platform_interface:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/location_platform_interface-2.1.0/lib/
+location_web:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/location_web-3.0.0/lib/
+logging:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/logging-0.11.4/lib/
+matcher:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/matcher-0.12.10/lib/
+meta:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/meta-1.3.0/lib/
+mgrs_dart:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/mgrs_dart-1.0.1/lib/
+mime:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/mime-1.0.0/lib/
+mockito:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/mockito-5.0.2/lib/
+node_preamble:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/node_preamble-1.4.13/lib/
+package_config:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/package_config-2.0.0/lib/
+path:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/path-1.8.0/lib/
+pedantic:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/pedantic-1.11.0/lib/
+plugin_platform_interface:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/plugin_platform_interface-2.0.0/lib/
+pool:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/pool-1.5.0/lib/
+positioned_tap_detector_2:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/positioned_tap_detector_2-1.0.0/lib/
+proj4dart:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/proj4dart-1.0.5/lib/
+pub_semver:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/pub_semver-2.0.0/lib/
+quiver:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/quiver-3.0.0/lib/
+shelf:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/shelf-1.1.0/lib/
+shelf_packages_handler:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/shelf_packages_handler-3.0.0/lib/
+shelf_static:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/shelf_static-1.0.0/lib/
+shelf_web_socket:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/shelf_web_socket-1.0.1/lib/
+sky_engine:file:///C:/Entwicklung/flutter/bin/cache/pkg/sky_engine/lib/
+source_gen:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/source_gen-0.9.10+3/lib/
+source_map_stack_trace:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/source_map_stack_trace-2.1.0/lib/
+source_maps:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/source_maps-0.10.10/lib/
+source_span:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/source_span-1.8.0/lib/
+stack_trace:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/stack_trace-1.10.0/lib/
+stream_channel:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/stream_channel-2.1.0/lib/
+string_scanner:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/string_scanner-1.1.0/lib/
+term_glyph:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/term_glyph-1.2.0/lib/
+test:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/test-1.16.5/lib/
+test_api:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/test_api-0.2.19/lib/
+test_core:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/test_core-0.3.15/lib/
+transparent_image:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/transparent_image-2.0.0/lib/
+tuple:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/tuple-2.0.0/lib/
+typed_data:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/typed_data-1.3.0/lib/
+unicode:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/unicode-0.2.4/lib/
+vector_math:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/vector_math-2.1.0/lib/
+vm_service:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/vm_service-6.1.0+1/lib/
+watcher:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/watcher-1.0.0/lib/
+web_socket_channel:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/web_socket_channel-2.0.0/lib/
+webkit_inspection_protocol:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/webkit_inspection_protocol-0.7.5/lib/
+wkt_parser:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/wkt_parser-1.0.7/lib/
+yaml:file:///C:/Users/escam/AppData/Roaming/Pub/Cache/hosted/pub.dartlang.org/yaml-3.1.0/lib/
+flutter_map:lib/

CHANGELOG.md

@@ -249,7 +249,7 @@ release!
 - Set Dart SDK to 2
 
 ## [0.0.11] - 8/2/2018
-- upgrade to latlong from 0.4.0 to 0.5.3
+- upgrade to latlong2 from 0.4.0 to 0.5.3
 
 ## [0.0.11] - 7/31/2018
 - fix LICENSE spelling error

example/lib/pages/animated_map_controller.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
-import 'package:latlong/latlong.dart';
+import 'package:latlong2/latlong.dart';
 
 import '../widgets/drawer.dart';
 
@@ -29,7 +29,7 @@ class AnimatedMapControllerPageState extends State<AnimatedMapControllerPage>
   static LatLng paris = LatLng(48.8566, 2.3522);
   static LatLng dublin = LatLng(53.3498, -6.2603);
 
-  MapController mapController;
+  late MapController mapController;
 
   @override
   void initState() {

example/lib/pages/circle.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
-import 'package:latlong/latlong.dart';
+import 'package:latlong2/latlong.dart';
 
 import '../widgets/drawer.dart';
 

example/lib/pages/custom_crs/custom_crs.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
 import 'package:flutter_map/plugin_api.dart';
-import 'package:latlong/latlong.dart';
+import 'package:latlong2/latlong.dart';
 import 'package:proj4dart/proj4dart.dart' as proj4;
 
 import '../../widgets/drawer.dart';
@@ -14,18 +14,18 @@ class CustomCrsPage extends StatefulWidget {
 }
 
 class _CustomCrsPageState extends State<CustomCrsPage> {
-  Proj4Crs epsg3413CRS;
+  late Proj4Crs epsg3413CRS;
 
-  double maxZoom;
+  double? maxZoom;
 
   // Define start center
   proj4.Point point = proj4.Point(x: 65.05166470332148, y: -19.171744826394896);
 
   String initText = 'Map centered to';
 
-  proj4.Projection epsg4326;
+  late proj4.Projection epsg4326;
 
-  proj4.Projection epsg3413;
+  late proj4.Projection epsg3413;
 
   @override
   void initState() {
@@ -37,6 +37,7 @@ class _CustomCrsPageState extends State<CustomCrsPage> {
     // EPSG:3413 is a user-defined projection from a valid Proj4 definition string
     // From: http://epsg.io/3413, proj definition: http://epsg.io/3413.proj4
     // Find Projection by name or define it if not exists
+    // TODO the warning here will go away as soon as proj4 is migrated to null safety
     epsg3413 = proj4.Projection('EPSG:3413') ??
         proj4.Projection.add('EPSG:3413',
             '+proj=stere +lat_0=90 +lat_ts=70 +lon_0=-45 +k=1 +x_0=0 +y_0=0 +datum=WGS84 +units=m +no_defs');

example/lib/pages/esri.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
-import 'package:latlong/latlong.dart';
+import 'package:latlong2/latlong.dart';
 
 import '../widgets/drawer.dart';
 

example/lib/pages/home.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
-import 'package:latlong/latlong.dart';
+import 'package:latlong2/latlong.dart';
 
 import '../widgets/drawer.dart';
 

example/lib/pages/interactive_test_page.dart

@@ -2,7 +2,7 @@ import 'dart:async';
 
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
-import 'package:latlong/latlong.dart';
+import 'package:latlong2/latlong.dart';
 
 import '../widgets/drawer.dart';
 
@@ -16,12 +16,12 @@ class InteractiveTestPage extends StatefulWidget {
 }
 
 class _InteractiveTestPageState extends State<InteractiveTestPage> {
-  MapController mapController;
+  late MapController mapController;
 
   // Enable pinchZoom and doubleTapZoomBy by default
   int flags = InteractiveFlag.pinchZoom | InteractiveFlag.doubleTapZoom;
 
-  StreamSubscription<MapEvent> subscription;
+  late StreamSubscription<MapEvent> subscription;
 
   @override
   void initState() {
@@ -159,7 +159,7 @@ class _InteractiveTestPageState extends State<InteractiveTestPage> {
                     }
 
                     return Text(
-                      'Current event: ${snapshot.data.runtimeType}\nSource: ${snapshot.data.source}',
+                      'Current event: ${snapshot.data.runtimeType}\nSource: ${snapshot.data!.source}',
                       textAlign: TextAlign.center,
                     );
                   },

example/lib/pages/live_location.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_map/flutter_map.dart';
-import 'package:latlong/latlong.dart';
+import 'package:latlong2/latlong.dart';
 import 'package:location/location.dart';
 
 import '../widgets/drawer.dart';
@@ -14,13 +14,13 @@ class LiveLocationPage extends StatefulWidget {
 }
 
 class _LiveLocationPageState extends State<LiveLocationPage> {
-  LocationData _currentLocation;
-  MapController _mapController;
+  LocationData? _currentLocation;
+  late MapController _mapController;
 
   bool _liveUpdate = false;
   bool _permission = false;
 
-  String _serviceError = '';
+  String? _serviceError = '';
 
   var interActiveFlags = InteractiveFlag.all;
 
@@ -35,11 +35,11 @@ class _LiveLocationPageState extends State<LiveLocationPage> {
 
   void initLocationService() async {
     await _locationService.changeSettings(
-      accuracy: LocationAccuracy.HIGH,
+      accuracy: LocationAccuracy.high,
       interval: 1000,
     );
 
-    LocationData location;
+    LocationData? location;
     bool serviceEnabled;
     bool serviceRequestResult;
 
@@ -48,13 +48,12 @@ class _LiveLocationPageState extends State<LiveLocationPage> {
 
       if (serviceEnabled) {
         var permission = await _locationService.requestPermission();
-        _permission = permission == PermissionStatus.GRANTED;
+        _permission = permission == PermissionStatus.granted;
 
         if (_permission) {
           location = await _locationService.getLocation();
           _currentLocation = location;
-          _locationService
-              .onLocationChanged()
+          _locationService.onLocationChanged
               .listen((LocationData result) async {
             if (mounted) {
               setState(() {
@@ -63,8 +62,8 @@ class _LiveLocationPageState extends State<LiveLocationPage> {
                 // If Live Update is enabled, move map center
                 if (_liveUpdate) {
                   _mapController.move(
-                      LatLng(_currentLocation.latitude,
-                          _currentLocation.longitude),
+                      LatLng(_currentLocation!.latitude!,
+                          _currentLocation!.longitude!),
                       _mapController.zoom);
                 }
               });
@@ -97,7 +96,7 @@ class _LiveLocationPageState extends State<LiveLocationPage> {
     // by default or store previous location value to show.
     if (_currentLocation != null) {
       currentLatLng =
-          LatLng(_currentLocation.latitude, _currentLocation.longitude);
+          LatLng(_currentLocation!.latitude!, _currentLocation!.longitude!);
     } else {
       currentLatLng = LatLng(0, 0);
     }
@@ -125,7 +124,7 @@ class _LiveLocationPageState extends State<LiveLocationPage> {
           children: [
             Padding(
               padding: EdgeInsets.only(top: 8.0, bottom: 8.0),
-              child: _serviceError.isEmpty
+              child: _serviceError!.isEmpty
                   ? Text('This is a map that is showing '
                       '(${currentLatLng.latitude}, ${currentLatLng.longitude}).')
                   : Text(

example/lib/pages/map_controller.dart

@@ -2,7 +2,7 @@ import 'dart:async';
 
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
-import 'package:latlong/latlong.dart';
+import 'package:latlong2/latlong.dart';
 import 'package:location/location.dart';
 
 import '../widgets/drawer.dart';
@@ -21,7 +21,7 @@ class MapControllerPageState extends State<MapControllerPage> {
   static LatLng paris = LatLng(48.8566, 2.3522);
   static LatLng dublin = LatLng(53.3498, -6.2603);
 
-  MapController mapController;
+  late MapController mapController;
   double rotation = 0.0;
 
   @override
@@ -119,7 +119,7 @@ class MapControllerPageState extends State<MapControllerPage> {
                   Builder(builder: (BuildContext context) {
                     return MaterialButton(
                       onPressed: () {
-                        final bounds = mapController.bounds;
+                        final bounds = mapController.bounds!;
 
                         ScaffoldMessenger.of(context).showSnackBar(SnackBar(
                           content: Text(
@@ -178,8 +178,8 @@ class MapControllerPageState extends State<MapControllerPage> {
 
 class CurrentLocation extends StatefulWidget {
   const CurrentLocation({
-    Key key,
-    @required this.mapController,
+    Key? key,
+    required this.mapController,
   }) : super(key: key);
 
   final MapController mapController;
@@ -192,7 +192,7 @@ class _CurrentLocationState extends State<CurrentLocation> {
   int _eventKey = 0;
 
   var icon = Icons.gps_not_fixed;
-  StreamSubscription<MapEvent> mapEventSubscription;
+  late StreamSubscription<MapEvent> mapEventSubscription;
 
   @override
   void initState() {
@@ -229,7 +229,7 @@ class _CurrentLocationState extends State<CurrentLocation> {
     try {
       var currentLocation = await location.getLocation();
       var moved = widget.mapController.move(
-        LatLng(currentLocation.latitude, currentLocation.longitude),
+        LatLng(currentLocation.latitude!, currentLocation.longitude!),
         18,
         id: _eventKey.toString(),
       );

example/lib/pages/marker_anchor.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
-import 'package:latlong/latlong.dart';
+import 'package:latlong2/latlong.dart';
 
 import '../widgets/drawer.dart';
 
@@ -13,7 +13,7 @@ class MarkerAnchorPage extends StatefulWidget {
 }
 
 class MarkerAnchorPageState extends State<MarkerAnchorPage> {
-  AnchorPos anchorPos;
+  late AnchorPos anchorPos;
 
   @override
   void initState() {