fix: check for null instad of undefined

huseeiin · atilafassina · commit 6fb4c3c595b3 · 2025-08-28T23:51:29.000+02:00
diff --git a/packages/start/src/server/fetchEvent.ts b/packages/start/src/server/fetchEvent.ts
@@ -53,7 +53,7 @@ class HeaderProxy {
 		return Array.isArray(h) ? h.join(", ") : (h as string) || null;
 	}
 	has(key: string) {
-		return this.get(key) !== undefined;
+		return this.get(key) !== null;
 	}
 	set(key: string, value: string) {
 		return setResponseHeader(this.event, key, value);

Original file line number	Diff line number	Diff line change
`@@ -53,7 +53,7 @@ class HeaderProxy {`
`53`	`53`	`return Array.isArray(h) ? h.join(", ") : (h as string) \|\| null;`
`54`	`54`	`}`
`55`	`55`	`has(key: string) {`
`56`		`- return this.get(key) !== undefined;`
	`56`	`+ return this.get(key) !== null;`
`57`	`57`	`}`
`58`	`58`	`set(key: string, value: string) {`
`59`	`59`	`return setResponseHeader(this.event, key, value);`