1 files changed, 14 insertions, 0 deletions
diff --git a/cloud/core/src/util/fn.ts b/cloud/core/src/util/fn.ts
new file mode 100644
index 000000000..038a50719
--- /dev/null
+++ b/cloud/core/src/util/fn.ts
@@ -0,0 +1,14 @@
+import { z } from "zod"
+
+export function fn<T extends z.ZodType, Result>(
+  schema: T,
+  cb: (input: z.output<T>) => Result,
+) {
+  const result = (input: z.input<T>) => {
+    const parsed = schema.parse(input)
+    return cb(parsed)
+  }
+  result.force = (input: z.input<T>) => cb(input)
+  result.schema = schema
+  return result
+}