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Commitdbdf03e

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committed
feat: allow next middleware to use edge cache
1 parent5d12caf commitdbdf03e

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10 files changed

+147
-1
lines changed

10 files changed

+147
-1
lines changed

‎src/build/functions/edge.ts

Lines changed: 4 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -172,7 +172,10 @@ const buildHandlerDefinition = (
172172
constfunctionName=name.endsWith('middleware')
173173
?'Next.js Middleware Handler'
174174
:`Next.js Edge Handler:${page}`
175-
constcache=name.endsWith('middleware') ?undefined :('manual'asconst)
175+
constcache=
176+
!process.env.NEXT_MIDDLEWARE_CACHE&&name.endsWith('middleware')
177+
?undefined
178+
:('manual'asconst)
176179
constgenerator=`${ctx.pluginName}@${ctx.pluginVersion}`
177180

178181
returnaugmentMatchers(matchers,ctx).map((matcher)=>({
Lines changed: 12 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
1+
exportconstmetadata={
2+
title:'Simple Next App',
3+
description:'Description for Simple Next App',
4+
}
5+
6+
exportdefaultfunctionRootLayout({ children}){
7+
return(
8+
<htmllang="en">
9+
<body>{children}</body>
10+
</html>
11+
)
12+
}
Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,7 @@
1+
exportdefaultfunctionHome(){
2+
return(
3+
<main>
4+
<h1>Home</h1>
5+
</main>
6+
)
7+
}
Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,7 @@
1+
exportdefaultfunctionEdgeCached(){
2+
return(
3+
<main>
4+
<h1>If middleware works, we shoudn't get here</h1>
5+
</main>
6+
)
7+
}
Lines changed: 12 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,12 @@
1+
import{headers}from'next/headers'
2+
3+
exportdefaultfunctionPage(){
4+
constheadersList=headers()
5+
constmessage=headersList.get('x-hello-from-middleware-req')
6+
7+
return(
8+
<main>
9+
<h1>Message from middleware:{message}</h1>
10+
</main>
11+
)
12+
}
Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,7 @@
1+
exportdefaultfunctionEdgeUncached(){
2+
return(
3+
<main>
4+
<h1>If middleware works, we shoudn't get here</h1>
5+
</main>
6+
)
7+
}
Lines changed: 38 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,38 @@
1+
importtype{NextRequest}from'next/server'
2+
import{NextResponse}from'next/server'
3+
4+
exportfunctionmiddleware(request:NextRequest){
5+
constresponse=getResponse(request)
6+
7+
response.headers.append('Deno'inglobalThis ?'x-deno' :'x-node',Date.now().toString())
8+
response.headers.set('x-hello-from-middleware-res','hello')
9+
10+
returnresponse
11+
}
12+
13+
constgetResponse=(request:NextRequest)=>{
14+
constrequestHeaders=newHeaders(request.headers)
15+
16+
requestHeaders.set('x-hello-from-middleware-req','hello')
17+
18+
if(request.nextUrl.pathname==='/test/cached'){
19+
returnNextResponse.next({
20+
request:{
21+
headers:newHeaders({
22+
...requestHeaders,
23+
'netlify-cdn-cache-control':'s-maxage=31536000, durable',
24+
}),
25+
},
26+
})
27+
}
28+
29+
if(request.nextUrl.pathname==='/test/uncached'){
30+
returnNextResponse.next({
31+
request:{
32+
headers:requestHeaders,
33+
},
34+
})
35+
}
36+
37+
returnNextResponse.json({error:'Error'},{status:500})
38+
}
Lines changed: 9 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,9 @@
1+
/**@type {import('next').NextConfig} */
2+
constnextConfig={
3+
output:'standalone',
4+
eslint:{
5+
ignoreDuringBuilds:true,
6+
},
7+
}
8+
9+
module.exports=nextConfig
Lines changed: 15 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,15 @@
1+
{
2+
"name":"middleware-edge-cache",
3+
"version":"0.1.0",
4+
"private":true,
5+
"scripts": {
6+
"postinstall":"next build",
7+
"dev":"next dev",
8+
"build":"next build"
9+
},
10+
"dependencies": {
11+
"next":"latest",
12+
"react":"18.2.0",
13+
"react-dom":"18.2.0"
14+
}
15+
}

‎tests/integration/edge-handler.test.ts

Lines changed: 36 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -625,4 +625,40 @@ describe('page router', () => {
625625
expect(bodyFr.nextUrlPathname).toBe('/json')
626626
expect(bodyFr.nextUrlLocale).toBe('fr')
627627
})
628+
629+
test<FixtureTestContext>('should use edge caching',async(ctx)=>{
630+
vi.stubEnv('NEXT_MIDDLEWARE_CACHE','true')
631+
632+
awaitcreateFixture('middleware-edge-cache',ctx)
633+
awaitrunPlugin(ctx)
634+
constorigin=awaitLocalServer.run(async(req,res)=>{
635+
res.write(
636+
JSON.stringify({
637+
url:req.url,
638+
headers:req.headers,
639+
}),
640+
)
641+
res.end()
642+
})
643+
ctx.cleanup?.push(()=>origin.stop())
644+
645+
constresponse=awaitinvokeEdgeFunction(ctx,{
646+
functions:['___netlify-edge-handler-middleware'],
647+
origin,
648+
url:`/test/cached`,
649+
})
650+
expect(response.status).toBe(200)
651+
652+
expect(response.headers.has('netlify-cdn-cache-control')).toBeTruthy()
653+
expect(response.headers.get('netlify-cdn-cache-control')).toBe('s-maxage=31536000, durable')
654+
655+
constresponseUncached=awaitinvokeEdgeFunction(ctx,{
656+
functions:['___netlify-edge-handler-middleware'],
657+
origin,
658+
url:`/test/uncached`,
659+
})
660+
expect(responseUncached.status).toBe(200)
661+
662+
expect(responseUncached.headers.has('netlify-cdn-cache-control')).toBeFalsy()
663+
})
628664
})

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