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feat: add trailingSlash middleware

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This commit is contained in:
Arvid Norlin
2025-05-12 12:01:47 +02:00
parent 2cdd086ef3
commit c22cd62d21
3 changed files with 35 additions and 4 deletions
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13
apps/scandic-redirect/netlify/functions/redirect.mts
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@@ -22,8 +22,9 @@ export default async (req: Request) => {
data.shift();
}
data.push(chunk.toString());
const re = new RegExp(`"${body.pathname}":"([^"]+)"`);
// Since we strip trailing slash (in the trailingSlash middleware) before entering this middleware,
// we need check matching paths both including and excluding trailing slash.
const re = new RegExp(`"${body.pathname}\/?":"([^"]+)"`);
const match = data.join("").match(re);
if (match?.[1]) {
@@ -46,10 +47,14 @@ export default async (req: Request) => {
);
if (redirectUrl) {
if (redirectUrl === body.pathname) {
// Make sure to exclude trailing slash in the redirectUrl to avoid an extra middleware roundtrip
const redirectUrlWithoutTrailingSlash = redirectUrl.endsWith("/")
? redirectUrl.slice(0, -1)
: redirectUrl;
if (redirectUrlWithoutTrailingSlash === body.pathname) {
return new Response("Not Found", { status: 404 });
}
return new Response(redirectUrl);
return new Response(redirectUrlWithoutTrailingSlash);
}
}
return new Response("Not Found", { status: 404 });