From cc5e8a9bd4dea41188b6c5d1e193fa52006e69db Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sk=C3=B6ld?= <robert@department.se>
Date: Tue, 7 Nov 2017 12:07:51 +0100
Subject: [PATCH] fix(Page.type): Add assertion to page.type() (#1301)

This patch starts throwing a nice error when `page.type` is called
with non-existent selector.
---
 lib/Page.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/Page.js b/lib/Page.js
index 00120139d28..977885f9cf0 100644
--- a/lib/Page.js
+++ b/lib/Page.js
@@ -795,6 +795,7 @@ class Page extends EventEmitter {
    */
   async type(selector, text, options) {
     const handle = await this.$(selector);
+    console.assert(handle, 'No node found for selector: ' + selector);
     await handle.type(text, options);
     await handle.dispose();
   }