fix: web clipper has trouble with code blocks on Joplin's website, re…

…factoring

packages/turndown/src/commonmark-rules.js

@@ -493,7 +493,7 @@ rules.code = {
 
 // Fix: Web clipper has trouble with code blocks on Joplin's website.
 // See https://github.com/laurent22/joplin/pull/10126#issuecomment-2016523281 .
-// Web clipper clippering result is all in oneline, The format features are: <pre ...><code ...><span class="token-line" ...
+// Web clipper clippering result is all in oneline. The format features are: <pre ...><code ...><span class="token-line". Span with class of "token-line" represent one line. 
 // Test case: packages/app-cli/tests/html_to_md/code_multiline_3.html
 rules.joplinOrgTokenLineSpan = {
   filter: function (node) {
@@ -503,7 +503,7 @@ rules.joplinOrgTokenLineSpan = {
 
   replacement: function (content, node, options) {
     content = content.replace(/\r?\n|\r/g, '');
-    // If content replaced '\r\n' is empty line, it indicates that the line is empty line; if not, keep the leading before and after the line.
+    // If content replaced '\r\n' is empty, it indicates that the line is empty line; if not, keep the leading before and after content.
     return content === '' ? '\n\n' :  node.flankingWhitespace.leading + content + node.flankingWhitespace.trailing + '\n';
   }
 }