Pass options from config to postcss-modules

README.md

@@ -25,6 +25,22 @@ module.exports = {
 };
 ```
 
+You can also pass options directly to
+[postcss-modules](https://github.com/css-modules/postcss-modules):
+
+```javascript
+module.exports = {
+  // ...
+  plugins: {
+    css: {
+      modules: {
+        generateScopedName: '[name]__[local]___[hash:base64:5]'
+      }
+    }
+  }
+};
+```
+
 Then, author your styles like you normally would:
 
 ```css

index.js

@@ -3,14 +3,15 @@
 const postcss = require('postcss');
 const postcssModules = require('postcss-modules');
 
-const cssModulify = (path, data, map) => {
+const cssModulify = (path, data, map, options) => {
   let json = {};
   const getJSON = (_, _json) => json = _json;
 
-  return postcss([postcssModules({getJSON})]).process(data, {from: path, map}).then(x => {
-    const exports = 'module.exports = ' + JSON.stringify(json) + ';';
-    return { data: x.css, map: x.map, exports };
-  });
+  return postcss([postcssModules(Object.assign({}, {getJSON}, options))])
+    .process(data, {from: path, map}).then(x => {
+      const exports = 'module.exports = ' + JSON.stringify(json) + ';';
+      return { data: x.css, map: x.map, exports };
+    });
 };
 
 class CSSCompiler {
@@ -21,7 +22,8 @@ class CSSCompiler {
   }
   compile(params) {
     if (this.modules) {
-      return cssModulify(params.path, params.data, params.map);
+      const moduleOptions = this.modules === true ? {} : this.modules;
+      return cssModulify(params.path, params.data, params.map, moduleOptions);
     } else {
       return Promise.resolve(params);
     }