1 files changed, 6 insertions, 0 deletions
diff --git a/packages/app/src/utils/same.ts b/packages/app/src/utils/same.ts
new file mode 100644
index 000000000..c956f9299
--- /dev/null
+++ b/packages/app/src/utils/same.ts
@@ -0,0 +1,6 @@
+export function same<T>(a: readonly T[] | undefined, b: readonly T[] | undefined) {
+  if (a === b) return true
+  if (!a || !b) return false
+  if (a.length !== b.length) return false
+  return a.every((x, i) => x === b[i])
+}