Fixed false negatives for whitespace in vue/require-toggle-inside-transition rule (#2293)

Author: ota-meshi

lib/rules/require-toggle-inside-transition.js

@@ -47,7 +47,8 @@ module.exports = {
     return utils.defineTemplateBodyVisitor(context, {
       /** @param {VElement} node */
       "VElement[name='transition'] > VElement"(node) {
-        if (node.parent.children[0] !== node) {
+        const child = node.parent.children.find(utils.isVElement)
+        if (child !== node) {
           return
         }
         verifyInsideElement(node)

tests/lib/rules/require-toggle-inside-transition.js

@@ -97,6 +97,11 @@ tester.run('require-toggle-inside-transition', rule, {
       filename: 'test.vue',
       code: '<template><transition><template v-for="e in list"><div /></template></transition></template>',
       errors: [{ messageId: 'expected' }]
+    },
+    {
+      filename: 'test.vue',
+      code: '<template><Transition>  <div /></Transition></template>',
+      errors: [{ messageId: 'expected' }]
     }
   ]
 })