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Wyatt JohnsonandGitHub 8abbb3dc2e refactor: rename experimental.dynamicIO to experimental.cacheComponents (#81562)
## What?

Rename `experimental.dynamicIO` to `experimental.cacheComponents` across
the Next.js codebase.

## Why?

We're going to be merging the functionality of the `ppr`, `dynamicIO`
and `useCache` experimental flags into the singular `cacheComponents`
flag to reduce complexity of the codebase and simplify adoption for
users wanting to experiment with experimental features.

## How?

- Renamed the configuration option from `experimental.dynamicIO` to
`experimental.cacheComponents`
- Added deprecation handling with automatic migration for the old option
name
- Updated all documentation, tests, and internal references
- Updated Rust code in SWC transforms and Turbopack
- Maintained backward compatibility with deprecation warnings

NAR-158
2025-07-17 19:30:28 -06:00

27 lines
720 B
TypeScript

import type { NextRequest } from 'next/server'
import { getSentinelValue } from '../../getSentinelValue'
export function GET(request: NextRequest) {
const response = JSON.stringify({
value: getSentinelValue(),
message: 'stream response',
})
const part1 = response.slice(0, Math.floor(response.length / 2))
const part2 = response.slice(Math.floor(response.length / 2))
const encoder = new TextEncoder()
const chunks = [encoder.encode(part1), encoder.encode(part2)]
let sent = 0
const stream = new ReadableStream({
pull(controller) {
controller.enqueue(chunks[sent++])
if (sent === chunks.length) {
controller.close()
}
},
})
return new Response(stream)
}