refactor: improve code readability in C++ syntax highlighting logic

Author: julioest

antora-ui/src/js/vendor/cpp-highlight.js

@@ -76,7 +76,15 @@ const CppHighlight = (function () {
         i += 2
         let depth = 1
         while (i < n && depth > 0) {
-          if (code.slice(i, i + 2) === '[[') { depth++; i += 2 } else if (code.slice(i, i + 2) === ']]') { depth--; i += 2 } else i++
+          if (code.slice(i, i + 2) === '[[') {
+            depth++
+            i += 2
+          } else if (code.slice(i, i + 2) === ']]') {
+            depth--
+            i += 2
+          } else {
+            i++
+          }
         }
         result.push(span('attribute', code.slice(start, i)))
         continue

antora-ui/src/js/vendor/highlight.bundle.js

@@ -20,8 +20,6 @@
       '.doc pre.highlight code[data-lang="c++"].hljs',
     ]
 
-    var processedCount = 0
-
     cppSelectors.forEach(function (selector) {
       try {
         document.querySelectorAll(selector).forEach(function (el) {
@@ -34,16 +32,11 @@
 
           // Mark as processed with our custom highlighter
           el.classList.add('cpp-highlight')
-          processedCount++
         })
       } catch (e) {
         console.warn('cpp-highlight error:', selector, e)
       }
     })
-
-    if (processedCount > 0) {
-      console.log('cpp-highlight: Replaced ' + processedCount + ' C++ code blocks')
-    }
   }
 
   // Process C++ blocks after highlight.js runs