Add stylelint-scss.

Author: Ned Zimmerman

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "pressbooks-build-tools",
-  "version": "0.4.0",
+  "version": "0.5.0",
   "description": "NPM package which includes all asset linting and build tools for Pressbooks projects.",
   "main": "index.js",
   "scripts": {
@@ -36,6 +36,7 @@
     "rimraf": "~2.6",
     "stylelint": "^8.3.1",
     "stylelint-config-recommended-scss": "^3.0.0",
+    "stylelint-scss": "^2.2.0",
     "stylelint-webpack-plugin": "^0.9.0",
     "wp-pot-cli": "^1.0.1"
   }

package.json

@@ -6075,7 +6075,7 @@ postcss-selector-parser@^2.0.0, postcss-selector-parser@^2.2.2:
     indexes-of "^1.0.1"
     uniq "^1.0.1"
 
-postcss-selector-parser@^3.1.0:
+postcss-selector-parser@^3.1.0, postcss-selector-parser@^3.1.1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-3.1.1.tgz#4f875f4afb0c96573d5cf4d74011aee250a7e865"
   dependencies:
@@ -7442,6 +7442,16 @@ stylelint-config-recommended@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/stylelint-config-recommended/-/stylelint-config-recommended-2.0.0.tgz#560a028e81ea3ca8894b9a8eef4c0e05ac60e090"
 
+stylelint-scss@^2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/stylelint-scss/-/stylelint-scss-2.2.0.tgz#3e324bf13346db7af21cd24ad57fe3202f7c3823"
+  dependencies:
+    lodash "^4.17.4"
+    postcss-media-query-parser "^0.2.3"
+    postcss-resolve-nested-selector "^0.1.1"
+    postcss-selector-parser "^3.1.1"
+    postcss-value-parser "^3.3.0"
+
 stylelint-webpack-plugin@^0.9.0:
   version "0.9.0"
   resolved "https://registry.yarnpkg.com/stylelint-webpack-plugin/-/stylelint-webpack-plugin-0.9.0.tgz#acc27351751dfa0113ad0eb8919946dcfc0922e2"