Update Node.js pinging examples -- handle the 'error' event.

templates/docs/javascript.html

@@ -1,7 +1,9 @@
 <h1>Javascript</h1>
 <p>Below is an example of making a HTTP request to SITE_NAME from Node.js.</p>
 <div class="js highlight"><pre><span></span><code><span class="kd">var</span> <span class="nx">https</span> <span class="o">=</span> <span class="nx">require</span><span class="p">(</span><span class="s1">&#39;https&#39;</span><span class="p">);</span>
-<span class="nx">https</span><span class="p">.</span><span class="nx">get</span><span class="p">(</span><span class="s2">&quot;PING_URL&quot;</span><span class="p">);</span>
+<span class="nx">https</span><span class="p">.</span><span class="nx">get</span><span class="p">(</span><span class="s1">&#39;PING_URL&#39;</span><span class="p">).</span><span class="nx">on</span><span class="p">(</span><span class="s1">&#39;error&#39;</span><span class="p">,</span> <span class="p">(</span><span class="nx">err</span><span class="p">)</span> <span class="p">=&gt;</span> <span class="p">{</span>
+    <span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="s1">&#39;Ping failed: &#39;</span> <span class="o">+</span> <span class="nx">err</span><span class="p">)</span>
+<span class="p">});</span>
 </code></pre></div>
 
 

templates/docs/javascript.md

@@ -4,7 +4,9 @@ Below is an example of making a HTTP request to SITE_NAME from Node.js.
 
 ```js
 var https = require('https');
-https.get("PING_URL");
+https.get('PING_URL').on('error', (err) => {
+    console.log('Ping failed: ' + err)
+});
 ```
 
 You can also send pings from a browser environment. SITE_NAME sets the

templates/front/snippets/node.html

@@ -1,3 +1,5 @@
 <div class="highlight"><pre><span></span><span class="kd">var</span> <span class="nx">https</span> <span class="o">=</span> <span class="nx">require</span><span class="p">(</span><span class="s1">&#39;https&#39;</span><span class="p">);</span>
-<span class="nx">https</span><span class="p">.</span><span class="nx">get</span><span class="p">(</span><span class="s2">&quot;{{ ping_url }}&quot;</span><span class="p">);</span>
+<span class="nx">https</span><span class="p">.</span><span class="nx">get</span><span class="p">(</span><span class="s1">&#39;{{ ping_url }}&#39;</span><span class="p">).</span><span class="nx">on</span><span class="p">(</span><span class="s1">&#39;error&#39;</span><span class="p">,</span> <span class="p">(</span><span class="nx">err</span><span class="p">)</span> <span class="p">=&gt;</span> <span class="p">{</span>
+    <span class="nx">console</span><span class="p">.</span><span class="nx">log</span><span class="p">(</span><span class="s1">&#39;Ping failed: &#39;</span> <span class="o">+</span> <span class="nx">err</span><span class="p">)</span>
+<span class="p">});</span>
 </pre></div>

templates/front/snippets/node.txt

@@ -1,2 +1,4 @@
 var https = require('https');
-https.get("PING_URL");
+https.get('PING_URL').on('error', (err) => {
+    console.log('Ping failed: ' + err)
+});