fallback in favor of lodash.assign instead of object.assign in order to support older nodejs versions

Author: mightyaleksey

package.json

@@ -1,6 +1,6 @@
 {
   "name": "css-modules-require-hook",
-  "version": "2.0.3",
+  "version": "2.0.4",
   "description": "A require hook to compile CSS Modules on the fly",
   "main": "index.js",
   "engines": {
@@ -10,6 +10,7 @@
     "debug": "^2.2.0",
     "generic-names": "^1.0.1",
     "icss-replace-symbols": "^1.0.2",
+    "lodash.assign": "^3.2.0",
     "lodash.foreach": "^3.0.3",
     "lodash.identity": "^3.0.0",
     "lodash.isarray": "^3.0.4",

src/index.js

@@ -1,3 +1,4 @@
+import assign from 'lodash.assign';
 import debug from 'debug';
 import hook from './hook';
 import identity from 'lodash.identity';
@@ -61,7 +62,7 @@ function fetch(to, from) {
   debugFetch({cache: false, filename});
   const CSSSource = preProcess(readFileSync(filename, 'utf8'), filename);
   // https://github.com/postcss/postcss/blob/master/docs/api.md#processorprocesscss-opts
-  const lazyResult = instance.process(CSSSource, Object.assign(processorOptions, {from: filename}));
+  const lazyResult = instance.process(CSSSource, assign(processorOptions, {from: filename}));
 
   // https://github.com/postcss/postcss/blob/master/docs/api.md#lazywarnings
   lazyResult.warnings().forEach(message => console.warn(message.text));