Create min length validator

Feature #14505

Arvados-DCO-1.1-Signed-off-by: Michal Klobukowski <michal.klobukowski@contractors.roche.com>

diff --git a/src/validators/min-length.tsx b/src/validators/min-length.tsx
new file mode 100644 (file)
index 0000000..9b26953
--- /dev/null
+++ b/src/validators/min-length.tsx
@@ -0,0 +1,10 @@
+// Copyright (C) The Arvados Authors. All rights reserved.
+//
+// SPDX-License-Identifier: AGPL-3.0
+
+export const ERROR_MESSAGE = (minLength: number) => `Min length is ${minLength}`;
+
+export const minLength =
+    (minLength: number, errorMessage = ERROR_MESSAGE) =>
+        (value: { length: number }) =>
+            value && value.length >= minLength ? undefined : errorMessage(minLength);