update yarn packages & update get_style_rule to handle css-loader@3.0…

….0 (#2130)

package.json

@@ -23,20 +23,20 @@
     "@babel/runtime": "^7.4.5",
     "babel-loader": "^8.0.6",
     "babel-plugin-dynamic-import-node": "^2.2.0",
-    "babel-plugin-macros": "^2.5.0",
+    "babel-plugin-macros": "^2.6.1",
     "case-sensitive-paths-webpack-plugin": "^2.2.0",
-    "compression-webpack-plugin": "^2.0.0",
+    "compression-webpack-plugin": "^3.0.0",
     "core-js": "^3.1.3",
-    "css-loader": "^2.1.1",
-    "file-loader": "^3.0.1",
+    "css-loader": "^3.0.0",
+    "file-loader": "^4.0.0",
     "flatted": "^2.0.0",
     "glob": "^7.1.4",
     "js-yaml": "^3.13.1",
     "mini-css-extract-plugin": "^0.7.0",
     "node-sass": "^4.12.0",
     "optimize-css-assets-webpack-plugin": "^5.0.1",
     "path-complete-extname": "^1.0.0",
-    "pnp-webpack-plugin": "^1.4.3",
+    "pnp-webpack-plugin": "^1.5.0",
     "postcss-flexbugs-fixes": "^4.1.0",
     "postcss-import": "^12.0.1",
     "postcss-loader": "^3.0.0",
@@ -46,9 +46,9 @@
     "sass-loader": "^7.1.0",
     "style-loader": "^0.23.1",
     "terser-webpack-plugin": "^1.3.0",
-    "webpack": "^4.32.2",
+    "webpack": "^4.34.0",
     "webpack-assets-manifest": "^3.1.1",
-    "webpack-cli": "^3.3.2",
+    "webpack-cli": "^3.3.4",
     "webpack-sources": "^1.3.0"
   },
   "devDependencies": {

package/utils/get_style_rule.js

@@ -21,8 +21,9 @@ const getStyleRule = (test, modules = false, preprocessors = []) => {
       options: {
         sourceMap: true,
         importLoaders: 2,
-        localIdentName: '[name]__[local]___[hash:base64:5]',
-        modules
+        modules: modules ? {
+          localIdentName: '[name]__[local]___[hash:base64:5]'
+        } : false
       }
     },
     {