Feature: adds ability to pass configure as nunjucks.Environment.

Author: evilebottnawi

CHANGELOG.md

@@ -6,6 +6,7 @@ This project adheres to [Semantic Versioning](http://semver.org).
 
 ## Head
 
+* Feature: adds ability to pass `configure` as `nunjucks.Environment`.
 * Fixed: all errors are sent into `compilation.errors` now.
 * Fixed: use `fs-extra` to output file when `writeToFileEmit: true`.
 * Changed: rename option from `writeToFileWhenMemoryFs` to `writeToFileEmit`.

README.md

@@ -75,7 +75,7 @@ export default {
   * `writeToFileEmit` - (optional, default: false) - If set to `true` will emit
     to build folder and memory in combination with `webpack-dev-server`
 
-* `configure` - (optional) see
+* `configure` - (optional) `object` or `nunjucks.Environment` see
   [configure](https://mozilla.github.io/nunjucks/api.html#configure) options.
 
 ## Contribution

src/NunjucksWebpackPlugin.js

@@ -40,10 +40,13 @@ class NunjucksWebpackPlugin {
     }
 
     compiler.plugin("emit", (compilation, callback) => {
-      nunjucks.configure(
-        this.options.configure.path,
-        this.options.configure.options
-      );
+      const configure =
+        this.options.configure instanceof nunjucks.Environment
+          ? this.options.configure
+          : nunjucks.configure(
+              this.options.configure.path,
+              this.options.configure.options
+            );
 
       const promises = [];
 
@@ -60,7 +63,7 @@ class NunjucksWebpackPlugin {
           fileDependencies.push(template.from);
         }
 
-        const res = nunjucks.render(
+        const res = configure.render(
           template.from,
           template.context ? template.context : null,
           template.callback ? template.callback : null