Use tsgo

Author: benmerckx

bun.lock

@@ -15,15 +15,15 @@
     "tag": "bun tag.js",
     "bump": "bun bump.js",
     "stories": "ladle serve",
-    "build": "tsc && bun build.ts",
+    "build": "tsgo --noEmit false --declaration --emitDeclarationOnly && bun build.ts",
     "lint": "oxlint --ignore-path .gitignore .",
     "lint:fix": "oxlint --fix --ignore-path .gitignore .",
     "format": "oxfmt --write .",
     "format:check": "oxfmt --check .",
     "cycles:server": "CHECK_CYCLES=server bun build.ts && bunx --bun madge --warning --circular dist/index.js",
     "cycles:browser": "CHECK_CYCLES=browser bun build.ts && bunx --bun madge --warning --circular dist/index.js dist/ui.js dist/dashboard/App.js",
-    "type": "tsc --diagnostics",
-    "dev:check": "tsc -w",
+    "type": "tsgo --diagnostics",
+    "dev:check": "tsgo -w",
     "dev:run": "bun build.ts --watch -- node dev.js --dir apps/dev -- bun run --cwd apps/dev dev",
     "web:run": "bun build.ts --watch -- node dev.js -- bun run --cwd apps/web dev",
     "trace": "tsc --diagnostics --generateTrace private/trace && analyze-trace private/trace & speedscope private/trace/trace.json",
@@ -89,7 +89,7 @@
     "sharp": "0.32.6",
     "speedscope": "^1.14.0",
     "symlink-dir": "^6.0.5",
-    "typescript": "5.6.2",
+    "@typescript/native-preview": "7.0.0-dev.20260325.1",
     "typescript-plugin-css-modules": "^5.2.0",
     "yjs-src": "npm:yjs@13.6.11"
   },
@@ -134,4 +134,4 @@
       "default": "./dist/picker/url/UrlPicker.js"
     }
   }
-}
+}

package.json

@@ -6,11 +6,9 @@ import {
   createHandler as createCoreHandler,
   type HandlerHooks
 } from 'alinea/backend/Handler'
-import {proxy} from 'alinea/backend/router/Proxy'
 import {generatedSource} from 'alinea/backend/store/GeneratedSource'
 import {JWTPreviews} from 'alinea/backend/util/JWTPreviews'
 import {CloudRemote} from 'alinea/cloud/CloudRemote'
-import {Config} from 'alinea/core/Config'
 import type {RemoteConnection, RequestContext} from 'alinea/core/Connection'
 import {LocalDB} from 'alinea/core/db/LocalDB'
 import PLazy from 'p-lazy'

src/adapter/next/handler.ts

@@ -86,15 +86,15 @@ export class OAuth2 implements AuthApi {
     this.#client = new OAuth2Client({
       ...options,
       authenticationMethod: 'client_secret_basic_interop',
-      async fetch(input: RequestInfo | URL, init?: RequestInit) {
+      fetch: (async (input, init) => {
         const request = new Request(input, init)
         const response = await fetch(request)
         if (!response.ok) {
           const text = await response.text()
           throw new HttpError(response.status, text)
         }
         return response
-      }
+      }) as typeof fetch
     })
     const loadJwks = async (): Promise<Array<JsonWebKey & {kid: string}>> => {
       try {

src/backend/api/OAuth2.ts

@@ -11,7 +11,7 @@ const hopByHopHeaders = [
   'upgrade'
 ]
 
-export const proxy: typeof fetch = async (input, init) => {
+export const proxy = (async (input, init) => {
   const request = new Request(input, init)
   request.headers.delete('accept-encoding')
   const response = await fetch(request)
@@ -26,4 +26,4 @@ export const proxy: typeof fetch = async (input, init) => {
     statusText: response.statusText,
     headers: headers
   })
-}
+}) as typeof fetch

src/backend/router/Proxy.ts

@@ -179,7 +179,7 @@ export function createLocalServer(
     if (ifNoneMatch && ifNoneMatch === etag)
       return new Response(undefined, {status: 304})
     const extension = path.extname(fileName)
-    return new Response(file.contents, {
+    return new Response(file.contents as BodyInit, {
       headers: {
         'content-type': mimeTypes.get(extension) || 'application/octet-stream',
         etag

src/cli/serve/CreateLocalServer.ts

@@ -212,12 +212,14 @@ export class UploadOperation extends Operation {
       const uploadLocation = join(directory, path + extension)
       const info = await db.prepareUpload(uploadLocation)
       const previewData = isImage(fileName)
-        ? await createPreview?.(file instanceof Blob ? file : new Blob([body]))
+        ? await createPreview?.(
+            file instanceof Blob ? file : new Blob([body as BlobPart])
+          )
         : undefined
       await fetch(info.url, {
         method: info.method ?? 'POST',
         headers: {'Content-Type': contentType},
-        body
+        body: body as BodyInit
       }).then(result => {
         if (!result.ok)
           throw new HttpError(

src/core/db/Operation.ts

@@ -272,7 +272,7 @@ function writeUint32BE(target: Uint8Array, offset: number, value: number) {
 }
 
 async function zlibCompress(data: Uint8Array): Promise<Uint8Array> {
-  const blob = new Blob([data])
+  const blob = new Blob([data as BlobPart])
   const compressed = new Response(
     blob.stream().pipeThrough(new CompressionStream('deflate'))
   )

src/core/source/GitDelta.test.ts

@@ -4,7 +4,10 @@ import {crypto} from '@alinea/iso'
  * Computes the SHA-1 hash bytes of the input data.
  */
 export async function sha1Bytes(data: Uint8Array): Promise<Uint8Array> {
-  const hashBuffer = await crypto.subtle.digest('SHA-1', data)
+  const hashBuffer = await crypto.subtle.digest(
+    'SHA-1',
+    data as BufferSource
+  )
   return new Uint8Array(hashBuffer)
 }
 

src/core/source/Utils.ts

@@ -38,7 +38,7 @@ export const encode = async (
   buffer: ArrayBuffer | Uint8Array,
   format: CompressionFormat | '' = 'deflate'
 ) => {
-  const blob = new Blob([buffer])
+  const blob = new Blob([buffer as BlobPart])
   const res = format
     ? new Response(blob.stream().pipeThrough(new CompressionStream(format)))
     : blob