From 2f50011a39f2a3f03b421fec794a7630f30ade6e Mon Sep 17 00:00:00 2001
From: Derk-Jan Karrenbeld <derk-jan+github@karrenbeld.info>
Date: Fri, 3 Jan 2025 00:37:24 +0100
Subject: [PATCH] Sync killer sudoku (#2575)

---
 .../practice/killer-sudoku-helper/.eslintrc   | 14 ------
 .../practice/killer-sudoku-helper/.gitignore  |  2 +-
 .../killer-sudoku-helper/babel.config.js      |  2 +-
 .../killer-sudoku-helper/eslint.config.mjs    | 45 +++++++++++++++++++
 .../killer-sudoku-helper/jest.config.js       | 22 +++++++++
 .../killer-sudoku-helper/package.json         | 29 +++++++-----
 6 files changed, 86 insertions(+), 28 deletions(-)
 delete mode 100644 exercises/practice/killer-sudoku-helper/.eslintrc
 create mode 100644 exercises/practice/killer-sudoku-helper/eslint.config.mjs
 create mode 100644 exercises/practice/killer-sudoku-helper/jest.config.js

diff --git a/exercises/practice/killer-sudoku-helper/.eslintrc b/exercises/practice/killer-sudoku-helper/.eslintrc
deleted file mode 100644
index 1d4446029c..0000000000
--- a/exercises/practice/killer-sudoku-helper/.eslintrc
+++ /dev/null
@@ -1,14 +0,0 @@
-{
-  "root": true,
-  "extends": "@exercism/eslint-config-javascript",
-  "env": {
-    "jest": true
-  },
-  "overrides": [
-    {
-      "files": [".meta/proof.ci.js", ".meta/exemplar.js", "*.spec.js"],
-      "excludedFiles": ["custom.spec.js"],
-      "extends": "@exercism/eslint-config-javascript/maintainers"
-    }
-  ]
-}
diff --git a/exercises/practice/killer-sudoku-helper/.gitignore b/exercises/practice/killer-sudoku-helper/.gitignore
index 31c57dd53a..0c88ff6ec3 100644
--- a/exercises/practice/killer-sudoku-helper/.gitignore
+++ b/exercises/practice/killer-sudoku-helper/.gitignore
@@ -1,5 +1,5 @@
 /node_modules
 /bin/configlet
 /bin/configlet.exe
-/pnpm-lock.yaml
+/package-lock.json
 /yarn.lock
diff --git a/exercises/practice/killer-sudoku-helper/babel.config.js b/exercises/practice/killer-sudoku-helper/babel.config.js
index b781d5a667..bee6710c47 100644
--- a/exercises/practice/killer-sudoku-helper/babel.config.js
+++ b/exercises/practice/killer-sudoku-helper/babel.config.js
@@ -1,4 +1,4 @@
 module.exports = {
-  presets: ['@exercism/babel-preset-javascript'],
+  presets: [['@exercism/babel-preset-javascript', { corejs: '3.39' }]],
   plugins: [],
 };
diff --git a/exercises/practice/killer-sudoku-helper/eslint.config.mjs b/exercises/practice/killer-sudoku-helper/eslint.config.mjs
new file mode 100644
index 0000000000..ca517111ed
--- /dev/null
+++ b/exercises/practice/killer-sudoku-helper/eslint.config.mjs
@@ -0,0 +1,45 @@
+// @ts-check
+
+import config from '@exercism/eslint-config-javascript';
+import maintainersConfig from '@exercism/eslint-config-javascript/maintainers.mjs';
+
+import globals from 'globals';
+
+export default [
+  ...config,
+  ...maintainersConfig,
+  {
+    files: maintainersConfig[1].files,
+    rules: {
+      'jest/expect-expect': ['warn', { assertFunctionNames: ['expect*'] }],
+    },
+  },
+  {
+    files: ['scripts/**/*.mjs'],
+    languageOptions: {
+      globals: {
+        ...globals.node,
+      },
+    },
+  },
+  // <<inject-rules-here>>
+  {
+    ignores: [
+      // # Protected or generated
+      '/.appends/**/*',
+      '/.github/**/*',
+      '/.vscode/**/*',
+
+      // # Binaries
+      '/bin/*',
+
+      // # Configuration
+      '/config',
+      '/babel.config.js',
+
+      // # Typings
+      '/exercises/**/global.d.ts',
+      '/exercises/**/env.d.ts',
+    ],
+  },
+];
diff --git a/exercises/practice/killer-sudoku-helper/jest.config.js b/exercises/practice/killer-sudoku-helper/jest.config.js
new file mode 100644
index 0000000000..ec8e908127
--- /dev/null
+++ b/exercises/practice/killer-sudoku-helper/jest.config.js
@@ -0,0 +1,22 @@
+module.exports = {
+  verbose: true,
+  projects: ['<rootDir>'],
+  testMatch: [
+    '**/__tests__/**/*.[jt]s?(x)',
+    '**/test/**/*.[jt]s?(x)',
+    '**/?(*.)+(spec|test).[jt]s?(x)',
+  ],
+  testPathIgnorePatterns: [
+    '/(?:production_)?node_modules/',
+    '.d.ts$',
+    '<rootDir>/test/fixtures',
+    '<rootDir>/test/helpers',
+    '__mocks__',
+  ],
+  transform: {
+    '^.+\\.[jt]sx?$': 'babel-jest',
+  },
+  moduleNameMapper: {
+    '^(\\.\\/.+)\\.js$': '$1',
+  },
+};
diff --git a/exercises/practice/killer-sudoku-helper/package.json b/exercises/practice/killer-sudoku-helper/package.json
index 682b9f2dbc..3c80992a2c 100644
--- a/exercises/practice/killer-sudoku-helper/package.json
+++ b/exercises/practice/killer-sudoku-helper/package.json
@@ -15,20 +15,25 @@
     "directory": "exercises/practice/killer-sudoku-helper"
   },
   "devDependencies": {
-    "@babel/core": "^7.25.2",
-    "@exercism/babel-preset-javascript": "^0.2.1",
-    "@exercism/eslint-config-javascript": "^0.6.0",
-    "@types/jest": "^29.5.12",
-    "@types/node": "^20.12.12",
-    "babel-jest": "^29.6.4",
-    "core-js": "~3.37.1",
-    "eslint": "^8.49.0",
+    "@exercism/babel-preset-javascript": "^0.5.1",
+    "@exercism/eslint-config-javascript": "^0.8.1",
+    "@jest/globals": "^29.7.0",
+    "@types/node": "^22.10.3",
+    "@types/shelljs": "^0.8.15",
+    "babel-jest": "^29.7.0",
+    "core-js": "~3.39.0",
+    "diff": "^7.0.0",
+    "eslint": "^9.17.0",
+    "expect": "^29.7.0",
+    "globals": "^15.14.0",
     "jest": "^29.7.0"
   },
   "dependencies": {},
   "scripts": {
-    "test": "jest ./*",
-    "watch": "jest --watch ./*",
-    "lint": "eslint ."
-  }
+    "lint": "corepack pnpm eslint .",
+    "test": "corepack pnpm jest",
+    "watch": "corepack pnpm jest --watch",
+    "format": "corepack pnpm prettier -w ."
+  },
+  "packageManager": "pnpm@9.15.2"
 }