Enable array-bracket-newline

Author: robertrossmann

coding-styles/fixable.js

@@ -16,6 +16,11 @@
 module.exports = {
 
   rules: {
+    // enforce line breaks after opening and before closing array brackets
+    // Requires consistent usage of linebreaks for each pair of brackets. It reports an error if one
+    // bracket in the pair has a linebreak inside it and the other bracket does not.
+    'array-bracket-newline': ['warn', 'consistent'],
+
     // Require braces in arrow function body
     // This rule can enforce the use of braces around arrow function body.
     'arrow-body-style': ['warn', 'as-needed'],

unused.js

@@ -14,10 +14,6 @@ module.exports = {
     // Unused, too restrictive
     'array-element-newline': 0,
 
-    // enforce line breaks after opening and before closing array brackets
-    // Unused, does not enforce newlines after each array element, resulting in weird-looking code
-    'array-bracket-newline': 0,
-
     // Treat var as Block Scoped
     // Unused in favour of `no-var` rule. Front-end could have some interest in this rule.
     'block-scoped-var': 0,