Re-enable the max-len ESLint rule. (#5265)

packages/babel-plugin-transform-es2015-for-of/src/index.js

@@ -1,5 +1,3 @@
-/* eslint max-len: 0 */
-
 export default function ({ messages, template, types: t }) {
   const buildForOfArray = template(`
     for (var KEY = 0; KEY < ARR.length; KEY++) BODY;
@@ -22,6 +20,7 @@ export default function ({ messages, template, types: t }) {
     }
   `);
 
+  /* eslint-disable max-len */
   const buildForOf = template(`
     var ITERATOR_COMPLETION = true;
     var ITERATOR_HAD_ERROR_KEY = false;
@@ -44,6 +43,7 @@ export default function ({ messages, template, types: t }) {
       }
     }
   `);
+  /* eslint-enable max-len */
 
   function _ForOfStatementArray(path) {
     const { node, scope } = path;
@@ -76,7 +76,8 @@ export default function ({ messages, template, types: t }) {
       left.declarations[0].init = iterationValue;
       loop.body.body.unshift(left);
     } else {
-      loop.body.body.unshift(t.expressionStatement(t.assignmentExpression("=", left, iterationValue)));
+      loop.body.body.unshift(t.expressionStatement(
+        t.assignmentExpression("=", left, iterationValue)));
     }
 
     if (path.parentPath.isLabeledStatement()) {