maint/dev ~ (QA) add Scrutinizer config

.scrutinizer.yml

@@ -0,0 +1,32 @@
+# JavaScript/TypeScript (NodeJS-v10+)
+# ref: https://scrutinizer-ci.com/docs/configuration/build_reference
+# spell-checker:ignore () eqeqeq
+build:
+  environment:
+    node: v10.14.2
+  nodes:
+    analysis:
+      tests:
+        override:
+          - js-scrutinizer-run
+
+checks:
+  javascript:
+    no_implicit_undefined_return: true
+    no_else_return: true
+    no_alert: true
+    eqeqeq: true
+    no_loop_var_assign: true
+    no_param_assign: true
+    no_var: true
+
+filter:
+  dependency_paths:
+    - 'node_modules/'
+  excluded_paths:
+    - 'dist/'
+    - 'test/'
+    - '*.spec.js'
+    - '*.spec.ts'
+    - '*.test.js'
+    - '*.test.ts'