Fix: scope for arrow functions

Closes gh-173

Author: Sergey Zarouski

lib/esprima-helpers.js

@@ -5,7 +5,8 @@ module.exports = {
 var scopeNodeTypes = [
     'Program',
     'FunctionDeclaration',
-    'FunctionExpression'
+    'FunctionExpression',
+    'ArrowFunctionExpression'
 ];
 
 /**

test/lib/rules/validate-jsdoc/check-redundant-returns.js

@@ -66,6 +66,15 @@ describe('lib/rules/validate-jsdoc/check-redundant-returns', function () {
                         if (true) { return x; }
                     }
                 }
+            }, {
+                it: 'should not report redundant @returns for arrow function',
+                code: [
+                    '/** @returns {String}*/',
+                    'var funcName = () => {',
+                    '    var x = function () { return 1; }',
+                    '    if (true) { return x; }',
+                    '}'
+                ].join('\n')
             }, {
                 it: 'should not report expression return for inner call result',
                 code: function () {