Add go example to "manage.py pygmentize" command.

Make sure the Go snippet shows up in the welcome page and also in the check details page.

CHANGELOG.md

@@ -7,6 +7,7 @@ All notable changes to this project will be documented in this file.
 - Add the "Last Duration" field in the "My Checks" page (#257)
 - Add "last_duration" attribute to the Check API resource (#257)
 - Upgrade to psycopg2 2.8.3
+- Add Go usage example
 
 ### Bug Fixes
 - Usernames now are uuid3(const, email). Prevents multiple accts with same email (#290)

hc/front/management/commands/pygmentize.py

@@ -34,6 +34,7 @@ class Command(BaseCommand):
         _process("crontab", lexers.BashLexer())
         _process("cs", lexers.CSharpLexer())
         _process("node", lexers.JavascriptLexer())
+        _process("go", lexers.GoLexer())
         _process("python_urllib2", lexers.PythonLexer())
         _process("python_requests", lexers.PythonLexer())
         _process("python_requests_fail", lexers.PythonLexer())

templates/front/show_usage_modal.html

@@ -20,6 +20,9 @@
                     <li class="hidden-xs">
                         <a href="#node" data-toggle="tab">Node.js</a>
                     </li>
+                    <li class="hidden-xs">
+                        <a href="#go" data-toggle="tab">Go</a>
+                    </li>
                     <li class="hidden-xs">
                         <a href="#php" data-toggle="tab">PHP</a>
                     </li>
@@ -57,6 +60,9 @@
                     <div role="tabpanel" class="tab-pane" id="node">
                         {% include "front/snippets/node.html" %}
                     </div>
+                    <div role="tabpanel" class="tab-pane" id="go">
+                        {% include "front/snippets/go.html" %}
+                    </div>
                     <div role="tabpanel" class="tab-pane" id="php">
                         {% include "front/snippets/php.html" %}
                     </div>

templates/front/snippets/go.html

@@ -1,4 +1,12 @@
-<div class="highlight"><pre><span></span><span class="nb">import</span> <span class="s1">&#34;net/http&#34;</span>
-<span class="nb">import</span> <span class="s1">"fmt"</span>
-<span class="nx">func main() { </span><span class="p">_, err := http.Head("PING_URL") }</span>
+<div class="highlight"><pre><span></span><span class="kn">package</span> <span class="nx">main</span>
+
+<span class="kn">import</span> <span class="s">&quot;fmt&quot;</span>
+<span class="kn">import</span> <span class="s">&quot;net/http&quot;</span>
+
+<span class="kd">func</span> <span class="nx">main</span><span class="p">()</span> <span class="p">{</span>
+	<span class="nx">_</span><span class="p">,</span> <span class="nx">err</span> <span class="o">:=</span> <span class="nx">http</span><span class="p">.</span><span class="nx">Head</span><span class="p">(</span><span class="s">&quot;{{ ping_url }}&quot;</span><span class="p">)</span>
+	<span class="k">if</span> <span class="nx">err</span> <span class="o">!=</span> <span class="kc">nil</span> <span class="p">{</span>
+		<span class="nx">fmt</span><span class="p">.</span><span class="nx">Printf</span><span class="p">(</span><span class="s">&quot;%s&quot;</span><span class="p">,</span> <span class="nx">err</span><span class="p">)</span>
+	<span class="p">}</span>
+<span class="p">}</span>
 </pre></div>

templates/front/snippets/go.txt

@@ -1,3 +1,5 @@
+package main
+
 import "fmt"
 import "net/http"
 

templates/front/welcome.html

@@ -99,6 +99,9 @@
                 <div role="tabpanel" class="tab-pane" id="node">
                     {% include "front/snippets/node.html" %}
                 </div>
+                <div role="tabpanel" class="tab-pane" id="go">
+                    {% include "front/snippets/go.html" %}
+                </div>
                 <div role="tabpanel" class="tab-pane" id="php">
                     {% include "front/snippets/php.html" %}
                 </div>
@@ -334,7 +337,7 @@
                 <h3>Apprise<br><small>Push Notifications</small></h3>
             </div>
         </div>
-        {% endif %}  
+        {% endif %}
 
         {% if enable_discord %}
         <div class="col-md-2 col-sm-4 col-xs-6">
@@ -343,8 +346,8 @@
                 <h3>Discord<br><small>Chat</small></h3>
             </div>
         </div>
-        {% endif %}         
-             
+        {% endif %}
+
         {% if enable_matrix %}
         <div class="col-md-2 col-sm-4 col-xs-6">
             <div class="integration">
@@ -353,13 +356,13 @@
             </div>
         </div>
         {% endif %}
-        
+
         <div class="col-md-2 col-sm-4 col-xs-6">
             <div class="integration">
                 <img src="{% static 'img/integrations/mattermost.png' %}" class="icon" alt="Mattermost icon" />
                 <h3>Mattermost<br><small>Chat</small></h3>
             </div>
-        </div>             
+        </div>
 
         <div class="col-md-2 col-sm-4 col-xs-6">
             <div class="integration">
@@ -382,14 +385,14 @@
                 <img src="{% static 'img/integrations/pagerteam.png' %}" class="icon" alt="Pager Team icon" />
                 <h3>Pager Team <br><small>Incident Management</small></h3>
             </div>
-        </div>        
+        </div>
 
         <div class="col-md-2 col-sm-4 col-xs-6">
             <div class="integration">
                 <img src="{% static 'img/integrations/pagertree.png' %}" class="icon" alt="PagerTree icon" />
                 <h3>PagerTree<br><small>Incident Management</small></h3>
             </div>
-        </div>        
+        </div>
 
         {% if enable_pushbullet %}
         <div class="col-md-2 col-sm-4 col-xs-6">
@@ -399,7 +402,7 @@
             </div>
         </div>
         {% endif %}
-        
+
         {% if enable_pushover %}
         <div class="col-md-2 col-sm-4 col-xs-6">
             <div class="integration">
@@ -441,7 +444,7 @@
                 <img src="{% static 'img/integrations/victorops.png' %}" class="icon" alt="VictorOps icon" />
                 <h3>VictorOps<br><small>Incident Management</small></h3>
             </div>
-        </div>        
+        </div>
 
         {% if enable_whatsapp %}
         <div class="col-md-2 col-sm-4 col-xs-6">