update to loader-utils3.x and webpack5.x

Author: Carter Chang

example/external-config/webpack.config.js

@@ -16,6 +16,9 @@ module.exports = {
           },
           {
             loader: "../../index.js",
+            options: {
+              configFile: './svgo.config.js'
+            }
           }
         ]
       }

index.js

@@ -2,7 +2,7 @@ const { optimize, loadConfig } = require('svgo');
 const loaderUtils = require('loader-utils');
 
 async function loader(source) {
-  const { configFile, ...options } = loaderUtils.getOptions(this) || {};
+  const { configFile, ...options } = this.getOptions() || {};
   let config;
   if (typeof configFile === 'string') {
     config = await loadConfig(configFile, this.context);

package-lock.json

@@ -22,11 +22,11 @@
   "homepage": "https://github.com/svg/svgo-loader",
   "devDependencies": {
     "file-loader": "^2.0.0",
-    "webpack": "^4.17.2",
+    "webpack": "^5.74.0",
     "webpack-cli": "^3.1.0"
   },
   "dependencies": {
-    "loader-utils": "^1.4.0",
+    "loader-utils": "^3.2.0",
     "svgo": "^2.8.0"
   }
 }