1 files changed, 12 insertions, 0 deletions

diff --git a/server/types/lib.d.ts b/server/types/lib.d.ts
new file mode 100644
index 000000000..c901e2032
--- /dev/null
+++ b/server/types/lib.d.ts
@@ -0,0 +1,12 @@
+type ObjectKeys<T> =
+  T extends object
+    ? `${Exclude<keyof T, symbol>}`[]
+    : T extends number
+      ? []
+      : T extends any | string
+        ? string[]
+        : never
+
+interface ObjectConstructor {
+  keys<T> (o: T): ObjectKeys<T>
+}