From f1d1d2fd818dc40004f9034c26f5bab6eeeca0bc Mon Sep 17 00:00:00 2001
From: "Nolann B." <100787331+nolannbiron@users.noreply.github.com>
Date: Wed, 26 Feb 2025 09:13:27 +0100
Subject: [PATCH] Return empty string if no server provided (#2878)

---
 .changeset/chatty-apricots-laugh.md            | 5 +++++
 packages/react-openapi/src/util/server.test.ts | 4 ++--
 packages/react-openapi/src/util/server.ts      | 5 +++--
 3 files changed, 10 insertions(+), 4 deletions(-)
 create mode 100644 .changeset/chatty-apricots-laugh.md

diff --git a/.changeset/chatty-apricots-laugh.md b/.changeset/chatty-apricots-laugh.md
new file mode 100644
index 000000000..9bae79c66
--- /dev/null
+++ b/.changeset/chatty-apricots-laugh.md
@@ -0,0 +1,5 @@
+---
+'@gitbook/react-openapi': patch
+---
+
+Return empty string if no server provided
diff --git a/packages/react-openapi/src/util/server.test.ts b/packages/react-openapi/src/util/server.test.ts
index 4726ca4fc..4cca78d32 100644
--- a/packages/react-openapi/src/util/server.test.ts
+++ b/packages/react-openapi/src/util/server.test.ts
@@ -50,9 +50,9 @@ describe('#getDefaultServerURL', () => {
         expect(result).toBe('https://user.example.com/v1');
     });
 
-    it('returns null if no servers are provided', () => {
+    it('returns empty string if no servers are provided', () => {
         const servers: OpenAPIV3.ServerObject[] = [];
         const result = getDefaultServerURL(servers);
-        expect(result).toBeNull();
+        expect(result).toBe('');
     });
 });
diff --git a/packages/react-openapi/src/util/server.ts b/packages/react-openapi/src/util/server.ts
index b8ed3a96c..afc958920 100644
--- a/packages/react-openapi/src/util/server.ts
+++ b/packages/react-openapi/src/util/server.ts
@@ -3,10 +3,11 @@ import { OpenAPIV3 } from '@gitbook/openapi-parser';
 /**
  * Get the default URL for the server.
  */
-export function getDefaultServerURL(servers: OpenAPIV3.ServerObject[]): null | string {
+export function getDefaultServerURL(servers: OpenAPIV3.ServerObject[]): string {
     const server = servers[0];
     if (!server) {
-        return null;
+        // Return empty string if no server is found to display nothing
+        return '';
     }
 
     return interpolateServerURL(server);