Collapses directory structure in merge request tree

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/53069

1 files changed, 14 insertions, 0 deletions

diff --git a/app/assets/javascripts/diffs/workers/tree_worker.js b/app/assets/javascripts/diffs/workers/tree_worker.js
new file mode 100644
index 00000000000..534d737c77e
--- /dev/null
+++ b/app/assets/javascripts/diffs/workers/tree_worker.js
@@ -0,0 +1,14 @@
+import { sortTree } from '~/ide/stores/utils';
+import { generateTreeList } from '../store/utils';
+
+// eslint-disable-next-line no-restricted-globals
+self.addEventListener('message', e => {
+  const { data } = e;
+  const { treeEntries, tree } = generateTreeList(data);
+
+  // eslint-disable-next-line no-restricted-globals
+  self.postMessage({
+    treeEntries,
+    tree: sortTree(tree),
+  });
+});