fix stream-node writable type

Author: JoviDeCroock

.changeset/fuzzy-streams-write.md

@@ -0,0 +1,5 @@
+---
+"preact-render-to-string": patch
+---
+
+Use Node's `Writable` type for `renderToPipeableStream` destinations.

package-lock.json

@@ -115,6 +115,7 @@
 		"@changesets/changelog-github": "^1.0.0",
 		"@changesets/cli": "^3.0.0",
 		"@preact/signals-core": "^1.11.0",
+		"@types/node": "^20.19.43",
 		"baseline-rts": "npm:preact-render-to-string@latest",
 		"benchmarkjs-pretty": "^2.0.1",
 		"check-export-map": "^1.3.1",

package.json

@@ -1,5 +1,5 @@
 import { VNode } from 'preact';
-import { WritableStream } from 'node:stream';
+import { Writable } from 'node:stream';
 
 interface RenderToPipeableStreamOptions {
 	nonce?: string;
@@ -10,7 +10,7 @@ interface RenderToPipeableStreamOptions {
 
 interface PipeableStream {
 	abort: (reason?: unknown) => void;
-	pipe: (writable: WritableStream) => void;
+	pipe: (writable: Writable) => void;
 }
 
 export function renderToPipeableStream<P = {}>(

src/stream-node.d.ts

@@ -10,15 +10,20 @@
         "strictFunctionTypes": true,
         "baseUrl": "../",
         "typeRoots": [
-            "../"
+            "../",
+            "./node_modules/@types"
         ],
         "jsx": "react",
         "jsxFactory": "h",
-        "types": [],
+        "types": [
+            "node"
+        ],
         "noEmit": true,
         "forceConsistentCasingInFileNames": true
     },
     "files": [
-        "src/index.d.ts"
+        "src/index.d.ts",
+        "src/stream.d.ts",
+        "src/stream-node.d.ts"
     ]
 }