Modernize @tsdotnet/array-init: Update to ESLint v9, dual module output, modern build system

Author: electricessence

.eslintrc.json

@@ -0,0 +1,22 @@
+import js from '@eslint/js';
+import tsEslint from 'typescript-eslint';
+
+export default [
+  js.configs.recommended,
+  ...tsEslint.configs.recommended,
+  {
+    ignores: [
+      "dist/",
+      "dist-esm/",
+      "docs/",
+      "tests/",
+      "node_modules/"
+    ]
+  },
+  {
+    files: ["**/*.ts"],
+    rules: {
+      "@typescript-eslint/no-unused-vars": ["error", { "argsIgnorePattern": "^_" }]
+    }
+  }
+];

dist-esm/arrayInit.js.map

@@ -6,7 +6,11 @@
   "license": "MIT",
   "types": "dist/arrayInit.d.ts",
   "main": "dist/arrayInit.js",
-  "module": "dist-esm/arrayInit.js",
+  "module": "dist-esm/arrayInit.mjs",
+  "exports": {
+    "import": "./dist-esm/arrayInit.mjs",
+    "require": "./dist/arrayInit.js"
+  },
   "keywords": [
     "array",
     "array helper",
@@ -15,18 +19,16 @@
     "array initialization"
   ],
   "scripts": {
-    "build:dist": "rimraf dist && tsc && copyfiles -u 1 src/**/*.d.ts dist",
-    "build:dist-esm": "rimraf dist-esm && tsc -p tsconfig.esm.json",
-    "build": "pnpm i && pnpm run build:dist && pnpm run build:dist-esm",
-    "bump": "npm run-script precommit && npm version patch",
+    "build:cjs": "rimraf dist && tsc && copyfiles -u 1 src/**/*.d.ts dist",
+    "build:esm": "rimraf dist-esm && tsc -p tsconfig.esm.json && node -e \"const fs=require('fs'),path=require('path'),dir='dist-esm';fs.readdirSync(dir).forEach(file=>{if(path.extname(file)==='.js'){const old=path.join(dir,file),newer=path.join(dir,file.replace('.js','.mjs'));fs.renameSync(old,newer)}})\"",
+    "build": "concurrently pnpm:build:cjs pnpm:build:esm",
     "docs": "rimraf docs && typedoc --options typedoc.json --readme none",
     "lint": "eslint src/**/*.ts",
-    "precommit": "pnpm i && run-p lint test && run-p build:* && npm run-script validate && git status -s",
-    "prepublishOnly": "npm run-script build && run-p validate test",
-    "preversion": "run-p lint test",
-    "postversion": "git push && git push --tags && npm run-script docs && git add -A && git commit -m \"Updated docs.\" docs && git push",
-    "test": "mocha -r ts-node/register tests/**/*.ts",
-    "validate": "node ./.build/validate-package.js"
+    "precommit": "concurrently pnpm:lint pnpm:test && pnpm run build",
+    "prepublishOnly": "pnpm run build && pnpm test",
+    "preversion": "concurrently pnpm:lint pnpm:test",
+    "postversion": "git push && git push --tags && pnpm run docs && git add -A && git commit -m \"Updated docs.\" docs && git push",
+    "test": "mocha -r ts-node/register tests/**/*.ts"
   },
   "repository": {
     "type": "git",
@@ -37,25 +39,20 @@
   },
   "homepage": "https://github.com/tsdotnet/array-init#readme",
   "devDependencies": {
+    "@eslint/js": "^9.33.0",
     "@types/chai": "^5.2.2",
     "@types/mocha": "^10.0.10",
     "@types/node": "^24.3.0",
-    "@typescript-eslint/eslint-plugin": "^8.39.1",
-    "@typescript-eslint/parser": "^8.39.1",
     "chai": "^5.2.1",
+    "concurrently": "^9.2.0",
     "copyfiles": "^2.4.1",
     "eslint": "^9.33.0",
-    "eslint-config-typescript": "^3.0.0",
-    "eslint-plugin-import": "^2.32.0",
-    "eslint-plugin-node": "^11.1.0",
-    "eslint-plugin-promise": "^7.2.1",
     "mocha": "^11.7.1",
-    "npm-run-all": "^4.1.5",
-    "nyc": "^17.1.0",
     "rimraf": "^6.0.1",
     "ts-node": "^10.9.2",
     "typedoc": "^0.28.10",
-    "typescript": "^5.9.2"
+    "typescript": "^5.9.2",
+    "typescript-eslint": "^8.39.1"
   },
   "pnpm": {
     "overrides": {