Version 4 - note-art goes functional

.eslintrc.cjs

@@ -0,0 +1,45 @@
+module.exports = {
+  'env': {
+    'es2021': true,
+    'node': true,
+  },
+  'extends': [
+    'eslint:recommended', 'plugin:@typescript-eslint/recommended',
+  ],
+  'parser': '@typescript-eslint/parser',
+  'parserOptions': {
+    'ecmaVersion': 2021,
+    'sourceType': 'module',
+  },
+  'plugins': ['@typescript-eslint'],
+  'ignorePatterns': ['lib', 'node_modules'],
+  'rules': {
+    'indent': ['error', 2],
+    'linebreak-style': ['error', 'unix'],
+    'quotes': ['error','single'],
+    'semi': ['error', 'always'],
+    'comma-dangle': ['error', 'always-multiline'],
+    'space-before-function-paren': ['error', 'never'],
+    'keyword-spacing': ['error', {
+      before: true,
+      after: true,
+      overrides: {
+        if: { after: false },
+        for: { after: false },
+      },
+    }],
+    'object-curly-spacing': ['error', 'always'],
+    'array-bracket-spacing': ['error', 'never'],
+    'array-bracket-newline': ['error', 'consistent'],
+    'array-element-newline': ['error', 'never'],
+    'template-curly-spacing': ['error', 'never'],
+    'dot-notation': 'off',
+    'space-in-parens': ['error', 'never'],
+    camelcase: 'off',
+    'no-unused-vars': 'error',
+    'no-undef': 'off',
+
+    //typescript
+    '@typescript-eslint/no-var-requires': 'off',
+  },
+};

.mocharc.json

@@ -1,6 +1,5 @@
 {
     "require": [
-        "@babel/register",
         "ts-node/register",
         "./test/bootstrap.js"
     ]

.npmignore

@@ -13,6 +13,7 @@ docs/
 webpack.config.js
 ### Linux ###
 *~
+.eslintrc.cjs
 
 # temporary files which can be created if a process still has a handle open of a deleted file
 .fuse_hidden*

.nycrc.json

@@ -6,7 +6,7 @@
     "extension": [".js", ".ts"],
     "reporter": ["lcov", "text", "html"],
     "require": ["@babel/register","ts-node/register"],
-    "sourceMap": false,
+    "sourceMap": true,
     "instrument": false,
     "cache": false,
     "all": true,