performance #1956 added highlightSizeThreshold option disable highlight when length more than highlightSizeThreshold

src/main/html/index.html

@@ -20,6 +20,7 @@
   <script src='lib/backbone-min.js' type='text/javascript'></script>
   <script src='swagger-ui.js' type='text/javascript'></script>
   <script src='lib/highlight.9.1.0.pack.js' type='text/javascript'></script>
+  <script src='lib/highlight.9.1.0.pack_extended.js' type='text/javascript'></script>
   <script src='lib/jsoneditor.min.js' type='text/javascript'></script>
   <script src='lib/marked.js' type='text/javascript'></script>
   <script src='lib/swagger-oauth.js' type='text/javascript'></script>
@@ -38,6 +39,10 @@
         url = "http://petstore.swagger.io/v2/swagger.json";
       }
 
+      hljs.configure({
+        highlightSizeThreshold: 5000
+      });
+
       // Pre load translate...
       if(window.SwaggerTranslator) {
         window.SwaggerTranslator.translate();

src/main/template/signature.handlebars

@@ -13,13 +13,13 @@
   <div class="snippet">
   {{#if sampleJSON}}
       <div class="snippet_json">
-        <pre><code class="{{#ifCond sampleJSON.length ">" 5000}}nohighlight{{/ifCond}}">{{sampleJSON}}</code></pre>
+        <pre><code>{{sampleJSON}}</code></pre>
         {{#if isParam}}<small class="notice" data-sw-translate></small>{{/if}}
       </div>
   {{/if}}
   {{#if sampleXML}}
     <div class="snippet_xml">
-      <pre><code class="{{#ifCond sampleXML.length ">" 5000}}nohighlight{{/ifCond}}">{{sampleXML}}</code></pre>
+      <pre><code>{{sampleXML}}</code></pre>
       {{#if isParam}}<small class="notice" data-sw-translate></small>{{/if}}
     </div>
   {{/if}}