setup typescript project

.editorconfig

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+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+max_line_length = 120
+tab_width = 2

.eslintignore

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+node_modules
+dist
+.gitignore

.eslintrc.cjs

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+module.exports = {
+  env: {
+    node: true
+  },
+  extends: ['eslint:recommended'],
+  rules: {
+    indent: ['warn', 2, { 'SwitchCase': 1 }],
+    quotes: ['warn', 'single'],
+    semi: ['warn', 'never'],
+    'comma-dangle': ['warn', 'always-multiline'],
+    'space-unary-ops': ['warn'],
+    'consistent-return': ['warn'],
+    'eol-last': ['warn'],
+    'no-else-return': ['warn'],
+    'no-empty-function': ['warn'],
+    'no-multiple-empty-lines': ['warn', { max: 1 }],
+    'no-trailing-spaces': ['warn'],
+    'object-curly-spacing': ['warn', 'always'],
+  },
+  ignorePatterns: [
+    '.eslintrc.cjs',
+    'vitest.config.ts',
+  ],
+  overrides: [{
+    files: ['**/*.ts', '**/*.tsx'],
+    plugins: ['@typescript-eslint'],
+    extends: [
+      'plugin:@typescript-eslint/strict-type-checked',
+      'plugin:@typescript-eslint/stylistic-type-checked',
+    ],
+    parser: '@typescript-eslint/parser',
+    parserOptions: {
+      project: ['./**/tsconfig.json'],
+    },
+    settings: {
+      react: {
+        version: 'detect',
+      },
+    },
+    rules: {
+      '@typescript-eslint/consistent-type-definitions': 'off',
+      '@typescript-eslint/no-confusing-void-expression': [
+        'error',
+        { ignoreArrowShorthand: true },
+      ],
+      '@typescript-eslint/prefer-readonly': ['warn'],
+      '@typescript-eslint/space-before-blocks': ['error'],
+      '@typescript-eslint/switch-exhaustiveness-check': ['warn'],
+      '@typescript-eslint/type-annotation-spacing': [
+        'error',
+        {
+          before: false,
+          after: true,
+          overrides: { arrow: { before: true, after: true } },
+        },
+      ],
+    },
+  }],
+}

.gitattributes

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+* text=auto eol=lf encoding=utf-8

.gitignore

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+### NODEJS ###
+# dependencies
+node_modules/
+/.pnp
+.pnp.js
+.yarn/install-state.gz
+
+# testing
+coverage
+test-results/
+
+# build
+dist/
+out/
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# local env files
+.env*.local
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts
+
+### Private File ###
+*.pfx
+*.pem
+*.env*
+!*.env.development
+!*.env.example
+*.jks
+*.p8
+*.p12
+*.key
+*.orig.*
+*.log
+
+### IDES ###
+# IntelliJ
+.idea/
+*.iml
+
+# VS Code
+.vscode/
+.history/
+.history
+
+### Linux ###
+*~
+
+# temporary files which can be created if a process still has a handle open of a deleted file
+.fuse_hidden*
+
+# KDE directory preferences
+.directory
+
+# Linux trash folder which might appear on any partition or disk
+.Trash-*
+
+# .nfs files are created when an open file is removed but is still being accessed
+.nfs*
+
+### macOS ###
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+### macOS Patch ###
+# iCloud generated files
+*.icloud
+
+### Windows ###
+# Windows thumbnail cache files
+Thumbs.db
+Thumbs.db:encryptable
+ehthumbs.db
+ehthumbs_vista.db
+
+# Dump file
+*.stackdump
+
+# Folder config file
+[Dd]esktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msix
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk

Readme.md

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+# TypeScript Extensions
+
+A collection 📦 of some useful TypeScript extensions.
+
+Intended to be copy&pasted 🍝. No npm package yet.
+
+## Development
+
+Install dependencies with [pnpm](https://pnpm.io/)
+```bash
+pnpm i --frozen-lockfile
+```
+Run checks
+```bash
+pnpm check
+```
+

package.json

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+{
+  "name": "typescript-extensions",
+  "version": "rc-1.0.0",
+  "description": "",
+  "author": "Andrej Dyck",
+  "license": "MIT",
+  "private": true,
+  "type": "module",
+  "main": "index.ts",
+  "sideEffects": false,
+  "scripts": {
+    "typecheck": "tsc --noEmit -p tsconfig.json --composite false",
+    "lint": "eslint . --ext .ts,.tsx --ignore-path .gitignore --max-warnings 0",
+    "test": "vitest run",
+    "test:watch": "vitest watch",
+    "check": "pnpm run typecheck && pnpm run lint && pnpm run test"
+  },
+  "packageManager": "[email protected]",
+  "engine-strict": true,
+  "engines": {
+    "npm": "please-use-pnpm",
+    "yarn": "please-use-pnpm",
+    "pnpm": ">=8.12.0"
+  },
+  "devDependencies": {
+    "@types/node": "20.10.4",
+    "@typescript-eslint/eslint-plugin": "6.14.0",
+    "@typescript-eslint/parser": "6.14.0",
+    "eslint": "8.56.0",
+    "typescript": "5.3.3",
+    "vitest": "1.0.4"
+  }
+}