Implement arrow function multiline wrap

Author: ColCh

lib/rules/jsx-wrap-multilines.js

@@ -11,7 +11,8 @@
 var DEFAULTS = {
   declaration: true,
   assignment: true,
-  return: true
+  return: true,
+  arrow: true
 };
 
 // ------------------------------------------------------------------------------
@@ -38,6 +39,9 @@ module.exports = {
         },
         return: {
           type: 'boolean'
+        },
+        arrow: {
+          type: 'boolean'
         }
       },
       additionalProperties: false
@@ -107,6 +111,14 @@ module.exports = {
         if (isEnabled('return')) {
           check(node.argument);
         }
+      },
+
+      'ArrowFunctionExpression:exit': function (node) {
+        var arrowBody = node.body;
+
+        if (isEnabled('arrow') && arrowBody.type !== 'BlockStatement') {
+          check(arrowBody);
+        }
       }
     };