[jnigen] Added lints (#1303)

* 0 - strict cast lint

commit-id:680420c9

* 1 - `avoid_catching_errors` lint

commit-id:8bf40502

* 2 - `comment_references` lint

commit-id:65bf2591

* 3 - `directives_ordering` lint

commit-id:84e7cc4c

* 4 - `library_annotations` lint

commit-id:a553ef6e

* 5 - `lines_longer_than_80_chars` lint

commit-id:b271b60a

* 6 - `omit_local_variable_types` lint

commit-id:11331626

* 7 - `only_throw_errors` lint

commit-id:40c7a061

* 8 - `prefer_single_quotes` lint

commit-id:544866c0

* 9 - `type_annotate_public_apis` lint

commit-id:45a4ceb7

* 10 - `unnecessary_lambdas` lint

commit-id:df426921

* 11 - `unnecessary_parenthesis` lint

commit-id:8505deca

* 12 - `unreachable_from_main` lint

commit-id:5ca1484e

* 13 - tidy up analysis_options, remove lints that already exist

commit-id:970086fa

Author: HosseinYousefi

pkgs/jnigen/analysis_options.yaml

@@ -9,7 +9,7 @@ analyzer:
     todo: ignore
   exclude: [build/**, example/**]
   language:
-    strict-casts: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
+    strict-casts: true
     strict-inference: true
     strict-raw-types: true
 
@@ -18,18 +18,3 @@ linter:
     dangling_library_doc_comments: true
     prefer_final_locals: true
     prefer_const_declarations: true
-    unawaited_futures: true
-    prefer_const_constructors: true
-    prefer_relative_imports: true
-    avoid_catching_errors: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    comment_references: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    directives_ordering: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    library_annotations: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    lines_longer_than_80_chars: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    omit_local_variable_types: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    only_throw_errors: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    prefer_single_quotes: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    type_annotate_public_apis: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    unnecessary_lambdas: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    unnecessary_parenthesis: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.
-    unreachable_from_main: false # TODO(https://github.com/dart-lang/native/issues/1282): Fix.

pkgs/jnigen/bin/setup.dart

@@ -9,7 +9,7 @@ import 'package:jnigen/src/tools/tools.dart';
 import 'package:logging/logging.dart';
 
 void main(List<String> args) async {
-  bool force = false;
+  var force = false;
   setLoggingLevel(Level.INFO);
   if (args.isNotEmpty) {
     if (args.length != 1 || args[0] != '-f') {