Add sass lint

.sass-lint.yml

@@ -0,0 +1,63 @@
+files:
+  include: 'static/src/scss/**/*.scss'
+
+rules:
+  clean-import-paths: 0
+  extends-before-mixins: 2
+  extends-before-declarations: 2
+  force-attribute-nesting: 0
+  no-css-comments: 0
+  no-debug: 1
+  no-duplicate-properties:
+    - 2
+    -
+      exclude:
+        - src
+        - transform
+  no-ids: 0
+  no-important: 0
+  no-transition-all: 0
+  no-vendor-prefixes: 2
+  no-qualifying-elements: 0
+  no-url-protocols: 0
+  no-warn: 1
+  hex-notation:
+    - 2
+    -
+      style: uppercase
+  indentation:
+    - 2
+    -
+      size: 2
+  variable-name-format:
+    - 2
+    -
+      allow-leading-underscore: false
+      convention: hyphenatedlowercase
+  quotes:
+    - 2
+    -
+      style: double
+  property-sort-order:
+    - 2
+    -
+      order: 'concentric'
+  empty-line-between-blocks: 2
+  space-after-bang: 2
+  space-after-colon: 2
+  space-after-comma: 2
+  space-before-bang: 2
+  space-before-brace: 2
+  space-before-colon: 2
+  space-between-parens: 2
+  trailing-semicolon: 2
+  leading-zero: 0
+  single-line-per-selector: 0
+  force-pseudo-nesting: 0
+  force-element-nesting: 0
+  placeholder-in-extend: 0
+  no-url-domains: 0
+  nesting-depth:
+    - 2
+    -
+      max-depth: 5

Makefile

@@ -29,6 +29,7 @@ node_modules:
 
 
 test:
+	$(NODE_BIN)/sass-lint -vqc .sass-lint.yml
 	$(NODE_BIN)/eslint $(STATIC_SRC)/js --ignore-pattern *.min.js
 
 

package.json

@@ -10,7 +10,8 @@
   "devDependencies": {
     "browserify": "14.3.0",
     "eslint-config-dabapps": "github:dabapps/eslint-config-dabapps#v3.0.0",
-    "node-sass": "4.5.2"
+    "node-sass": "4.5.2",
+    "sass-lint": "1.10.2"
   },
   "dependencies": {
     "bootstrap": "4.0.0-alpha.6",