build: update to TypeScript 5.9 beta

Updates the repo to the TypeScript 5.9 beta and widens the peer dependency ranges.

Author: crisbeto

WORKSPACE

@@ -204,8 +204,8 @@ http_archive(
 load("@aspect_rules_ts//ts:repositories.bzl", "rules_ts_dependencies")
 
 rules_ts_dependencies(
-    # Obtained by: curl --silent https://registry.npmjs.org/typescript/5.8.3 | jq -r '.dist.integrity'
-    ts_integrity = "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+    # Obtained by: curl --silent https://registry.npmjs.org/typescript/5.9.0-beta | jq -r '.dist.integrity'
+    ts_integrity = "sha512-p91qoTdwWKj9YEBYavmGiBn0DF4OBElzw4pW4oPbK4HeCfr/SDz9+yviVWshZXGvGvFCJ3AVQ+J7F1UZXc23QQ==",
     ts_version_from = "//:package.json",
 )
 
@@ -273,7 +273,7 @@ esbuild_register_toolchains(
 
 git_repository(
     name = "rules_angular",
-    commit = "88ddcf8cccbfef57f8cc3dda4881f18ec739428e",
+    commit = "8bf9ae3fa3017ec12877908533001daed9c6ce83",
     remote = "https://github.com/devversion/rules_angular.git",
 )
 

package.json

@@ -46,20 +46,20 @@
   },
   "homepage": "https://github.com/angular/angular-cli",
   "devDependencies": {
-    "@angular/animations": "20.2.0-next.0",
+    "@angular/animations": "20.2.0-next.1",
     "@angular/cdk": "20.1.0-rc.0",
-    "@angular/common": "20.2.0-next.0",
-    "@angular/compiler": "20.2.0-next.0",
-    "@angular/compiler-cli": "20.2.0-next.0",
-    "@angular/core": "20.2.0-next.0",
-    "@angular/forms": "20.2.0-next.0",
-    "@angular/localize": "20.2.0-next.0",
+    "@angular/common": "20.2.0-next.1",
+    "@angular/compiler": "20.2.0-next.1",
+    "@angular/compiler-cli": "20.2.0-next.1",
+    "@angular/core": "20.2.0-next.1",
+    "@angular/forms": "20.2.0-next.1",
+    "@angular/localize": "20.2.0-next.1",
     "@angular/material": "20.1.0-rc.0",
     "@angular/ng-dev": "https://github.com/angular/dev-infra-private-ng-dev-builds.git#7cdb4cce7349f791492eee3ac1f84e2a0e243287",
-    "@angular/platform-browser": "20.2.0-next.0",
-    "@angular/platform-server": "20.2.0-next.0",
-    "@angular/router": "20.2.0-next.0",
-    "@angular/service-worker": "20.2.0-next.0",
+    "@angular/platform-browser": "20.2.0-next.1",
+    "@angular/platform-server": "20.2.0-next.1",
+    "@angular/router": "20.2.0-next.1",
+    "@angular/service-worker": "20.2.0-next.1",
     "@bazel/bazelisk": "1.26.0",
     "@bazel/buildifier": "8.2.1",
     "@eslint/compat": "1.3.1",
@@ -140,7 +140,7 @@
     "tar": "^7.0.0",
     "ts-node": "^10.9.1",
     "tslib": "2.8.1",
-    "typescript": "5.8.3",
+    "typescript": "5.9.0-beta",
     "undici": "7.11.0",
     "unenv": "^1.10.0",
     "verdaccio": "6.1.5",
@@ -173,6 +173,6 @@
     }
   },
   "resolutions": {
-    "typescript": "5.8.3"
+    "typescript": "5.9.0-beta"
   }
 }

packages/angular/build/package.json

@@ -73,7 +73,7 @@
     "postcss": "^8.4.0",
     "tailwindcss": "^2.0.0 || ^3.0.0 || ^4.0.0",
     "tslib": "^2.3.0",
-    "typescript": ">=5.8 <5.9",
+    "typescript": ">=5.8 <6.0",
     "vitest": "^3.1.1"
   },
   "peerDependenciesMeta": {

packages/angular/build/src/tools/esbuild/javascript-transformer.ts

@@ -125,7 +125,7 @@ export class JavaScriptTransformer {
         {
           // The below is disable as with Yarn PNP this causes build failures with the below message
           // `Unable to deserialize cloned data`.
-          transferList: process.versions.pnp ? undefined : [data.buffer],
+          transferList: process.versions.pnp ? undefined : [data.buffer as ArrayBuffer],
         },
       )) as Uint8Array;
 

packages/angular/cli/src/command-builder/utilities/schematic-workflow.ts

@@ -38,11 +38,15 @@ export function subscribeToWorkflow(
         );
         break;
       case 'update':
-        logs.push(`${colors.cyan('UPDATE')} ${eventPath} (${event.content.length} bytes)`);
+        logs.push(
+          `${colors.cyan('UPDATE')} ${eventPath} (${(event.content as unknown as Buffer).length} bytes)`,
+        );
         files.add(eventPath);
         break;
       case 'create':
-        logs.push(`${colors.green('CREATE')} ${eventPath} (${event.content.length} bytes)`);
+        logs.push(
+          `${colors.green('CREATE')} ${eventPath} (${(event.content as unknown as Buffer).length} bytes)`,
+        );
         files.add(eventPath);
         break;
       case 'delete':

packages/angular_devkit/architect/testing/test-project-host.ts

@@ -122,7 +122,7 @@ export class TestProjectHost extends NodeJsSyncHost {
         content = content.buffer.slice(content.byteOffset, content.byteOffset + content.byteLength);
       }
 
-      this.scopedSync().write(normalize(fileName), content);
+      this.scopedSync().write(normalize(fileName), content as ArrayBufferLike);
     });
   }
 

packages/angular_devkit/build_angular/package.json

@@ -87,7 +87,7 @@
     "ng-packagr": "0.0.0-NG-PACKAGR-PEER-DEP",
     "protractor": "^7.0.0",
     "tailwindcss": "^2.0.0 || ^3.0.0 || ^4.0.0",
-    "typescript": ">=5.8 <5.9"
+    "typescript": ">=5.8 <6.0"
   },
   "peerDependenciesMeta": {
     "@angular/core": {

packages/angular_devkit/core/src/virtual-fs/host/buffer.ts

@@ -10,7 +10,7 @@ import { TextDecoder, TextEncoder } from 'node:util';
 import { FileBuffer } from './interface';
 
 export function stringToFileBuffer(str: string): FileBuffer {
-  return new TextEncoder().encode(str).buffer;
+  return new TextEncoder().encode(str).buffer as FileBuffer;
 }
 
 export function fileBufferToString(fileBuffer: FileBuffer): string {

packages/angular_devkit/schematics/src/sink/dryrun.ts

@@ -23,12 +23,12 @@ export interface DryRunDeleteEvent {
 export interface DryRunCreateEvent {
   kind: 'create';
   path: string;
-  content: Buffer;
+  content: ArrayBufferLike;
 }
 export interface DryRunUpdateEvent {
   kind: 'update';
   path: string;
-  content: Buffer;
+  content: ArrayBufferLike;
 }
 export interface DryRunRenameEvent {
   kind: 'rename';

packages/angular_devkit/schematics/src/sink/host.ts

@@ -22,8 +22,8 @@ import { SimpleSinkBase } from './sink';
 export class HostSink extends SimpleSinkBase {
   protected _filesToDelete: Set<Path> = new Set();
   protected _filesToRename: Set<[Path, Path]> = new Set();
-  protected _filesToCreate: Map<Path, Buffer<ArrayBufferLike>> = new Map();
-  protected _filesToUpdate: Map<Path, Buffer<ArrayBufferLike>> = new Map();
+  protected _filesToCreate: Map<Path, ArrayBufferLike> = new Map();
+  protected _filesToUpdate: Map<Path, ArrayBufferLike> = new Map();
 
   constructor(
     protected _host: virtualFs.Host,
@@ -58,13 +58,13 @@ export class HostSink extends SimpleSinkBase {
   }
 
   protected _overwriteFile(path: Path, content: Buffer): Observable<void> {
-    this._filesToUpdate.set(path, content);
+    this._filesToUpdate.set(path, content as unknown as ArrayBufferLike);
 
     return EMPTY;
   }
 
   protected _createFile(path: Path, content: Buffer): Observable<void> {
-    this._filesToCreate.set(path, content);
+    this._filesToCreate.set(path, content as unknown as ArrayBufferLike);
 
     return EMPTY;
   }