Extend InlineMarkdown to handle code blocks in backticks

(cherry picked from commit e1c5533efa397632becc606c17232f97055e371b)

frontend/src/Components/Markdown/InlineMarkdown.js

@@ -13,22 +13,45 @@ class InlineMarkdown extends Component {
       data
     } = this.props;
 
-    // For now only replace links
+    // For now only replace links or code blocks (not both)
     const markdownBlocks = [];
     if (data) {
-      const regex = RegExp(/\[(.+?)\]\((.+?)\)/g);
+      const linkRegex = RegExp(/\[(.+?)\]\((.+?)\)/g);
 
       let endIndex = 0;
       let match = null;
-      while ((match = regex.exec(data)) !== null) {
+
+      while ((match = linkRegex.exec(data)) !== null) {
         if (match.index > endIndex) {
           markdownBlocks.push(data.substr(endIndex, match.index - endIndex));
         }
+
         markdownBlocks.push(<Link key={match.index} to={match[2]}>{match[1]}</Link>);
         endIndex = match.index + match[0].length;
       }
 
-      if (endIndex !== data.length) {
+      if (endIndex !== data.length && markdownBlocks.length > 0) {
+        markdownBlocks.push(data.substr(endIndex, data.length - endIndex));
+      }
+
+      const codeRegex = RegExp(/(?=`)`(?!`)[^`]*(?=`)`(?!`)/g);
+
+      endIndex = 0;
+      match = null;
+      let matchedCode = false;
+
+      while ((match = codeRegex.exec(data)) !== null) {
+        matchedCode = true;
+
+        if (match.index > endIndex) {
+          markdownBlocks.push(data.substr(endIndex, match.index - endIndex));
+        }
+
+        markdownBlocks.push(<code key={`code-${match.index}`}>{match[0].substring(1, match[0].length - 1)}</code>);
+        endIndex = match.index + match[0].length;
+      }
+
+      if (endIndex !== data.length && markdownBlocks.length > 0 && matchedCode) {
         markdownBlocks.push(data.substr(endIndex, data.length - endIndex));
       }
     }