From 1edc2ab5dde2326afd2834d190a1b3ae0dc04d36 Mon Sep 17 00:00:00 2001
From: Victor <victor@emaniax.io>
Date: Tue, 19 Dec 2023 12:48:58 +0100
Subject: [PATCH] fix(zod): allow blank value for non-required enums (#1113)

* fix(zod): allow blank value for non-required enums

* fix(format): zod client

---------

Co-authored-by: Eric Butler <eric@maybern.com>
---
 packages/zod/src/index.ts | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/packages/zod/src/index.ts b/packages/zod/src/index.ts
index 4c4d4d5ee..c281f3ce6 100644
--- a/packages/zod/src/index.ts
+++ b/packages/zod/src/index.ts
@@ -214,14 +214,13 @@ const generateZodValidationSchemaDefinition = (
   }
 
   if (schema.enum && type !== 'number') {
-    functions.push([
-      'enum',
-      [
-        `[${schema.enum
-          .map((value) => (isString(value) ? `'${escape(value)}'` : `${value}`))
-          .join(', ')}]`,
-      ],
-    ]);
+    const enumValues = schema.enum.map((value) =>
+      isString(value) ? `'${escape(value)}'` : `${value}`,
+    );
+    if (!schema.required) {
+      enumValues.push(`""`);
+    }
+    functions.push(['enum', [`[${enumValues.join(', ')}]`]]);
   }
 
   if (!required && nullable) {