fixed double escape html

browser/lib/utils.js

@@ -15,43 +15,12 @@ export function escapeHtmlCharacters (text) {
     return str
   }
 
-  let escape
-  let html = ''
-  let index = 0
-  let lastIndex = 0
-
-  for (index = match.index; index < str.length; index++) {
-    switch (str.charCodeAt(index)) {
-      case 34: // "
-        escape = '&quot;'
-        break
-      case 38: // &
-        escape = '&amp;'
-        break
-      case 39: // '
-        escape = '&#39;'
-        break
-      case 60: // <
-        escape = '&lt;'
-        break
-      case 62: // >
-        escape = '&gt;'
-        break
-      default:
-        continue
-    }
-
-    if (lastIndex !== index) {
-      html += str.substring(lastIndex, index)
-    }
-
-    lastIndex = index + 1
-    html += escape
-  }
-
-  return lastIndex !== index
-      ? html + str.substring(lastIndex, index)
-      : html
+  return str
+    .replace(/&/g, '&amp;')
+    .replace(/</g, '&lt;')
+    .replace(/>/g, '&gt;')
+    .replace(/"/g, '&quot;')
+    .replace(/'/g, '&#039;')
 }
 
 export default {