lines-between-class-members

index.js

@@ -27,5 +27,8 @@ module.exports = {
       asyncArrow: 'always',
     }],
     'quotes': ['error', 'single', 'avoid-escape'],
+    'lines-between-class-members': ['error', 'always', {
+      exceptAfterSingleLine: true,
+    }],
   },
 };

tests/files/lines-between-class-members-bad.js

@@ -0,0 +1,11 @@
+class Example {
+  constructor() {
+    console.log();
+  }
+  // there should be a line between class members
+  method() {
+    console.log();
+  }
+}
+
+console.log((new Example()).theAnswer);

tests/files/lines-between-class-members-good.js

@@ -0,0 +1,16 @@
+class Example {
+  constructor() {
+    console.log();
+  }
+
+  // no line between one-line class members is OK
+  get theAnswer() { return 42; }
+  get message() { return 'hi'; }
+
+  // method() is unused but sadly the linter doesn't catch it yet
+  method() {
+    console.log();
+  }
+}
+
+console.log((new Example()).theAnswer);