1 files changed, 20 insertions, 0 deletions
diff --git a/spec/frontend/diffs/find_interop_attributes.js b/spec/frontend/diffs/find_interop_attributes.js
new file mode 100644
index 00000000000..d2266b20e16
--- /dev/null
+++ b/spec/frontend/diffs/find_interop_attributes.js
@@ -0,0 +1,20 @@
+export const findInteropAttributes = (parent, sel) => {
+  const target = sel ? parent.find(sel) : parent;
+
+  if (!target.exists()) {
+    return null;
+  }
+
+  const type = target.attributes('data-interop-type');
+
+  if (!type) {
+    return null;
+  }
+
+  return {
+    type,
+    line: target.attributes('data-interop-line'),
+    oldLine: target.attributes('data-interop-old-line'),
+    newLine: target.attributes('data-interop-new-line'),
+  };
+};