feat: add encoding & generator options

README.md

@@ -207,6 +207,35 @@ module.exports = {
 };
 ```
 
+### `encoding`
+
+Type: `String`
+Default: `base64`
+
+Specify the encoding which the file will be in-lined with. It supports (Node.js Buffer Encodings)[https://www.w3resource.com/node.js/nodejs-buffer.php] If the encoding is not supported the default `base64` encoding will be used.
+
+**webpack.config.js**
+
+```js
+module.exports = {
+  module: {
+    rules: [
+      {
+        test: /\.svg$/i,
+        use: [
+          {
+            loader: 'url-loader',
+            options: {
+              mimetype: 'utf8',
+            },
+          },
+        ],
+      },
+    ],
+  },
+};
+```
+
 ### `esModule`
 
 Type: `Boolean`

src/index.js

@@ -45,10 +45,18 @@ export default function loader(src) {
     const esModule =
       typeof options.esModule !== 'undefined' ? options.esModule : true;
 
+    let encodedData;
+    try {
+      encodedData = src.toString(options.encoding || 'base64');
+    } catch (e) {
+      options.encoding = 'base64';
+      encodedData = src.toString(options.encoding);
+    }
+
     return `${
       esModule ? 'export default' : 'module.exports ='
     } ${JSON.stringify(
-      `data:${mimetype || ''};base64,${src.toString('base64')}`
+      `data:${mimetype || ''};${options.encoding || 'base64'},${encodedData}`
     )}`;
   }
 

src/options.json

@@ -5,6 +5,10 @@
       "description": "Enables/Disables transformation target file into base64 URIs (https://github.com/webpack-contrib/url-loader#limit).",
       "type": ["boolean", "number", "string"]
     },
+    "encoding": {
+      "description": "Specify the encoding which the file will be in-lined with.",
+      "type": "string"
+    },
     "mimetype": {
       "description": "The MIME type for the file to be transformed (https://github.com/webpack-contrib/url-loader#mimetype).",
       "type": "string"