From 0ded4d49712a782919828e3d6a2d258e71d3f8f3 Mon Sep 17 00:00:00 2001
From: Michal Klobukowski <michal.klobukowski@contractors.roche.com>
Date: Thu, 29 Nov 2018 14:37:32 +0100
Subject: [PATCH 1/1] Extract StringInput's getValidation function

Feature #14524

Arvados-DCO-1.1-Signed-off-by: Michal Klobukowski <michal.klobukowski@contractors.roche.com>
---
 .../run-process-panel/inputs/string-input.tsx      | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/src/views/run-process-panel/inputs/string-input.tsx b/src/views/run-process-panel/inputs/string-input.tsx
index f6b50a7c47..7fc74315e9 100644
--- a/src/views/run-process-panel/inputs/string-input.tsx
+++ b/src/views/run-process-panel/inputs/string-input.tsx
@@ -3,6 +3,7 @@
 // SPDX-License-Identifier: AGPL-3.0
 
 import * as React from 'react';
+import { memoize } from 'lodash/fp';
 import { isRequiredInput, StringCommandInputParameter } from '~/models/workflow';
 import { Field } from 'redux-form';
 import { require } from '~/validators/require';
@@ -17,11 +18,14 @@ export const StringInput = ({ input }: StringInputProps) =>
         name={input.id}
         commandInput={input}
         component={StringInputComponent}
-        validate={[
-            isRequiredInput(input)
-                ? require
-                : () => undefined,
-        ]} />;
+        validate={getValidation(input)} />;
+
+const getValidation = memoize(
+    (input: StringCommandInputParameter) => ([
+        isRequiredInput(input)
+            ? require
+            : () => undefined,
+    ]));
 
 const StringInputComponent = (props: GenericInputProps) =>
     <GenericInput
-- 
2.30.2