feat: add common util func

wzc520pyfm · Mar 26, 2024 · e3340be · e3340be
1 parent c99538c
commit e3340be
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/utils.ts b/src/utils.ts
@@ -0,0 +1,7 @@
+const isUndefined = (s: unknown) => s === undefined;
+const isNumber = (s: unknown) => typeof s === "number";
+
+export default {
+  u: isUndefined,
+  n: isNumber,
+};