1 files changed, 14 insertions, 0 deletions
diff --git a/app/assets/javascripts/static_site_editor/services/formatter.js b/app/assets/javascripts/static_site_editor/services/formatter.js
new file mode 100644
index 00000000000..92d5e8a5df8
--- /dev/null
+++ b/app/assets/javascripts/static_site_editor/services/formatter.js
@@ -0,0 +1,14 @@
+const removeOrphanedBrTags = source => {
+  /* Until the underlying Squire editor of Toast UI Editor resolves duplicate `<br>` tags, this
+    `replace` solution will clear out orphaned `<br>` tags that it generates. Additionally,
+    it cleans up orphaned `<br>` tags in the source markdown document that should be new lines.
+    https://gitlab.com/gitlab-org/gitlab/-/issues/227602#note_380765330
+  */
+  return source.replace(/\n^<br>$/gm, '');
+};
+
+const format = source => {
+  return removeOrphanedBrTags(source);
+};
+
+export default format;