⬆️ eslint & grunt-eslint

Gruntfile.coffee

@@ -8,7 +8,6 @@ module.exports = (grunt) ->
   grunt.loadNpmTasks 'grunt-eslint'
   grunt.loadNpmTasks 'grunt-jsonlint'
   grunt.loadNpmTasks 'grunt-coffeelint'
-  grunt.loadNpmTasks 'grunt-markdownlint'
 
 # ================================= Settings ================================= #
   # Force use of Unix newlines
@@ -79,8 +78,6 @@ module.exports = (grunt) ->
     # ------
     # JS
     eslint:
-      options:
-        overrideConfigFile: '.eslintrc.json'
       target: ['src/*.js']
     # JSON
     jsonlint:

eslint.config.js

@@ -0,0 +1,66 @@
+const js = require("@eslint/js");
+const globals = require("globals");
+
+module.exports = [
+    js.configs.recommended,
+    {
+        languageOptions: {
+            ecmaVersion: 2022,
+            sourceType: "module",
+            globals: {
+                ...globals.mocha,
+                ...globals.node,
+            },
+        },
+        rules: {
+            "array-bracket-spacing": 2,
+            "brace-style": 2,
+            camelcase: 2,
+            "comma-dangle": 0,
+            "comma-spacing": 2,
+            "comma-style": 2,
+            "computed-property-spacing": 2,
+            curly: 2,
+            "dot-location": [2, "property"],
+            "dot-notation": 2,
+            "eol-last": 2,
+            eqeqeq: 2,
+            "guard-for-in": 2,
+            indent: [
+                2,
+                4,
+                {
+                    SwitchCase: 1,
+                    VariableDeclarator: 0,
+                },
+            ],
+            "key-spacing": 2,
+            "newline-after-var": 2,
+            "no-caller": 2,
+            "no-console": 0,
+            "no-else-return": 2,
+            "no-eval": 2,
+            "no-extend-native": 2,
+            "no-lonely-if": 2,
+            "no-loop-func": 2,
+            "no-multi-spaces": 2,
+            "no-trailing-spaces": 2,
+            "one-var": [2, "never"],
+            quotes: [2, "single", "avoid-escape"],
+            semi: 2,
+            "space-before-blocks": 2,
+            "space-before-function-paren": 2,
+            "space-in-parens": 2,
+            "space-unary-ops": [
+                2,
+                {
+                    nonwords: false,
+                    words: true,
+                },
+            ],
+            strict: [2, "global"],
+            "vars-on-top": 2,
+            yoda: 2,
+        },
+    },
+];