From 2aa0309c4640308fa1769ae4b5f605d842820a28 Mon Sep 17 00:00:00 2001
From: Nicolas Morel <nicolas@morel.io>
Date: Sun, 28 Jul 2024 01:42:17 +0200
Subject: [PATCH] feat: target ESLint v9

---
 lib/linter/.eslintrc.js |  6 +++---
 lib/linter/index.js     | 17 +++++++++++++++--
 package.json            |  3 ++-
 3 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/lib/linter/.eslintrc.js b/lib/linter/.eslintrc.js
index b2d74046..e7b26db8 100755
--- a/lib/linter/.eslintrc.js
+++ b/lib/linter/.eslintrc.js
@@ -1,5 +1,5 @@
 'use strict';
 
-module.exports = {
-    extends: 'plugin:@hapi/module'
-};
+const HapiPlugin = require('@hapi/eslint-plugin');
+
+module.exports = [...HapiPlugin.configs.module];
diff --git a/lib/linter/index.js b/lib/linter/index.js
index 9f25bbe2..a287a3b1 100755
--- a/lib/linter/index.js
+++ b/lib/linter/index.js
@@ -32,17 +32,30 @@ exports.lint = async function () {
     }
 
     if (!configuration.extensions) {
-        configuration.extensions = ['.js', '.cjs', '.mjs'];
+        const extensions = ['js', 'cjs', 'mjs'];
 
         if (configuration.typescript) {
-            configuration.extensions.push('.ts');
+            extensions.push('ts');
         }
+
+        configuration.baseConfig = configuration.baseConfig || [];
+        configuration.baseConfig.unshift({
+            files: [`**/*.{${extensions.join(',')}}`],
+        });
     }
 
     if (configuration.typescript) {
         delete configuration.typescript;
     }
 
+    if (configuration.ignores) {
+        configuration.baseConfig = configuration.baseConfig || [];
+        configuration.baseConfig.unshift({
+            ignores: configuration.ignores
+        });
+        delete configuration.ignores;
+    }
+
     let results;
     try {
         const eslint = new Eslint.ESLint(configuration);
diff --git a/package.json b/package.json
index 6ae808b5..a1386cb3 100755
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
         "@hapi/eslint-plugin": "^6.0.0",
         "@hapi/hoek": "^11.0.2",
         "diff": "^5.0.0",
-        "eslint": "8.x.x",
+        "eslint": "9.x.x",
         "find-rc": "4.x.x",
         "globby": "^11.1.0",
         "handlebars": "4.x.x",
@@ -48,6 +48,7 @@
     "devDependencies": {
         "@hapi/code": "^9.0.0",
         "@hapi/somever": "^4.0.0",
+        "@types/eslint": "^9.6.0",
         "@types/node": "^18.11.17",
         "@typescript-eslint/parser": "^5.62.0",
         "cpr": "3.x.x",