feat: drop Node 4, 6, 8, 10, 12, 14 & 16 support

BREAKING CHANGE: Requires Node@^18.18.0 || ^20.9.0 || >=21.1.0

Author: MichaelDeBoey

Diff for: .eslintrc

@@ -34,17 +34,10 @@
     "consistent-return": 0,
 
     "prefer-destructuring": [2, { "array": false, "object": false }, { "enforceForRenamedProperties": false }],
-    "prefer-object-spread": 0, // until node 8 is required
-    "prefer-rest-params": 0, // until node 6 is required
-    "prefer-spread": 0, // until node 6 is required
-    "function-call-argument-newline": 1, // TODO: enable
+    "function-call-argument-newline": 1,
     "function-paren-newline": 0,
     "no-plusplus": [2, {"allowForLoopAfterthoughts": true}],
     "no-param-reassign": 1,
-    "no-restricted-syntax": [2, {
-      "selector": "ObjectPattern",
-      "message": "Object destructuring is not compatible with Node v4"
-    }],
     "strict": [2, "safe"],
     "valid-jsdoc": [2, {
       "requireReturn": false,
@@ -78,7 +71,6 @@
       "rules": {
         "camelcase": 0,
         "no-console": 0,
-        "no-restricted-syntax": 0,
       },
     },
   ],

Diff for: .github/workflows/node-minors.yml

@@ -1,4 +1,4 @@
-name: 'Tests: node.js (18+)'
+name: 'Tests: node.js'
 
 on: [pull_request, push]
 
@@ -14,7 +14,7 @@ jobs:
         with:
           versionsAsRoot: true
           type: majors
-          preset: '>=18'
+          preset: '^18.18.0 || ^20.9.0 || >=21.1.0'
 
   latest:
     needs: [matrix]

Diff for: .github/workflows/node-18+.yml renamed to .github/workflows/node.yml

@@ -85,7 +85,7 @@
     "eslint": "^3 || ^4 || ^5 || ^6 || ^7 || ^8 || ^9.7"
   },
   "engines": {
-    "node": ">=4"
+    "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
   },
   "keywords": [
     "eslint",