Merge pull request #27 from osociety/add-lints

Add flutter lints

analysis_options.yaml

@@ -1,4 +1,36 @@
+# Defines a default set of lint rules enforced for
+# projects at Google. For details and rationale,
+# see https://github.com/dart-lang/pedantic#enabled-lints.
+# include: package:pedantic/analysis_options.yaml
+
+# lint analysis
 include: package:flutter_lints/flutter.yaml
 
-# Additional information about this file can be found at
-# https://dart.dev/guides/language/analysis-options
+
+analyzer:
+  errors:
+    missing_required_param: error
+    missing_return: error
+    must_be_immutable: error
+  exclude:
+    - "**/*.g.dart"
+    - "**/*.freezed.dart"
+    - "**/*.config.dart"
+    - "**/*.pb.dart"
+    - "**/*.pbenum.dart"
+    - "**/*.pbgrpc.dart"
+    - "**/*.pbjson.dart"
+    - "**/*.gr.dart"
+    - "**/*.md"
+    - "example/**"
+
+linter:
+  rules:
+    # Use parameter order as in json response
+    always_put_required_named_parameters_first: true
+
+    avoid_classes_with_only_static_members: false
+
+    sort_constructors_first: true
+
+    avoid_relative_lib_imports: false