Merge pull request #7 from renancaraujo/nnbd

Migrate to nnbd

Author: renancaraujo

analysis_options.yaml

@@ -7,7 +7,6 @@ linter:
     - always_put_control_body_on_new_line
     - always_require_non_null_named_parameters
     - annotate_overrides
-    - avoid_as
     - avoid_classes_with_only_static_members
     - avoid_empty_else
     - avoid_field_initializers_in_const_classes

example/pubspec.lock

@@ -7,7 +7,14 @@ packages:
       name: angles
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.1"
+    version: "2.0.0"
+  clock:
+    dependency: transitive
+    description:
+      name: clock
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
   daylight:
     dependency: "direct main"
     description:
@@ -21,20 +28,20 @@ packages:
       name: intl
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.16.1"
+    version: "0.17.0"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.8"
+    version: "1.3.0"
   path:
     dependency: transitive
     description:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.4"
+    version: "1.8.0"
 sdks:
-  dart: ">=2.6.0 <3.0.0"
+  dart: ">=2.12.0 <3.0.0"

example/pubspec.yaml

@@ -2,6 +2,7 @@ name: daylight_example
 description: Get the sunset and sunrise times for a geolocation without having to access any api.
 version: 0.2.0
 homepage: https://github.com/renancaraujo/daylight
+publish_to: none
 
 environment:
   sdk: ">=2.6.0 <3.0.0"

lib/daylight.dart

@@ -61,10 +61,10 @@ class DaylightResult {
   DaylightResult(this.sunrise, this.sunset, this._date, this.location);
 
   /// Time of the sunset in UTC
-  final DateTime sunrise;
+  final DateTime? sunrise;
 
   /// Time of the sunset in UTC
-  final DateTime sunset;
+  final DateTime? sunset;
 
   final DaylightLocation location;
 
@@ -112,7 +112,7 @@ class DaylightCalculator {
   /// Calculate the time of an specific sun event
   ///
   /// Returns in UTC.
-  DateTime calculateEvent(DateTime date, Zenith zenith, EventType type) {
+  DateTime? calculateEvent(DateTime date, Zenith zenith, EventType type) {
     final lastMidnight = DateTime(date.year, date.month, date.day);
 
     final eventMils = _calculate(date, zenith, type);
@@ -123,7 +123,7 @@ class DaylightCalculator {
     return DateTime.fromMillisecondsSinceEpoch(mils, isUtc: true);
   }
 
-  double _calculate(DateTime time, Zenith zenith, EventType type) {
+  double? _calculate(DateTime time, Zenith zenith, EventType type) {
     final double baseLongHour = location.long / 15;
 
     final double hour = _longToHour(time, type == EventType.sunrise ? 6 : 18);