SwiftLint plugin (#393)

Task/Issue URL: https://app.asana.com/0/276630244458377/1204377796839424/f

.github/workflows/pr.yml

@@ -14,7 +14,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: SwiftLint
-        uses: docker://norionomura/swiftlint:0.53.0
+        uses: docker://norionomura/swiftlint:0.54.0_swift-5.9.0
         with:
           args: swiftlint --reporter github-actions-logging --strict
 

.swiftlint.yml

@@ -1,22 +1,82 @@
+allow_zero_lintable_files: true
+
 disabled_rules:
-  - trailing_whitespace
+  - no_space_in_method_call
+  - multiple_closures_with_trailing_closure
+  - block_based_kvo
+  - compiler_protocol_init
+  - unused_setter_value
+  - line_length
+  - type_name
+  - implicit_getter
+  - function_parameter_count
   - trailing_comma
   - nesting
+  - opening_brace
+
+opt_in_rules:
+  - file_header
+  - explicit_init
+
+custom_rules:
+  explicit_non_final_class:
+    included: ".*\\.swift"
+    name: "Implicitly non-final class"
+    regex: "^\\s*(class) (?!func|var)"
+    capture_group: 0
+    match_kinds:
+      - keyword
+    message: "Classes should be `final` by default, use explicit `internal` or `public` for non-final classes."
+    severity: error
+  enforce_os_log_wrapper:
+    included: ".*\\.swift"
+    name: "Use `import Common` for os_log instead of `import os.log`"
+    regex: "^(import (?:os\\.log|os|OSLog))$"
+    capture_group: 0
+    message: "os_log wrapper ensures log args are @autoclosures (computed when needed) and to be able to use String Interpolation."
+    severity: error
 
-line_length:
-  warning: 150
-  ignores_comments: true
+analyzer_rules: # Rules run by `swiftlint analyze`
+  - explicit_self
 
+# Rule Config
 identifier_name:
   min_length: 1
   max_length: 1000
+file_length:
+  warning: 1200
+  error: 1200
+type_body_length:
+  warning: 500
+  error: 500
+large_tuple:
+  warning: 4
+  error: 5
+file_header:
+  required_pattern: |
+                    \/\/
+                    \/\/  SWIFTLINT_CURRENT_FILENAME
+                    \/\/
+                    \/\/  Copyright © \d{4} DuckDuckGo\. All rights reserved\.
+                    \/\/
+                    \/\/  Licensed under the Apache License, Version 2\.0 \(the \"License\"\);
+                    \/\/  you may not use this file except in compliance with the License\.
+                    \/\/  You may obtain a copy of the License at
+                    \/\/
+                    \/\/  http:\/\/www\.apache\.org\/licenses\/LICENSE-2\.0
+                    \/\/
+                    \/\/  Unless required by applicable law or agreed to in writing, software
+                    \/\/  distributed under the License is distributed on an \"AS IS\" BASIS,
+                    \/\/  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied\.
+                    \/\/  See the License for the specific language governing permissions and
+                    \/\/  limitations under the License\.
+                    \/\/
 
-type_name:
-  min_length: 3
-  max_length:
-    warning: 80
-    error: 100
-
+# General Config
 excluded:
+  - Package.swift
   - .build
   - scripts/
+  - Sources/RemoteMessaging/Model/AnyDecodable.swift
+  - Sources/Common/Concurrency/AsyncStream.swift
+