From d7b902b5651f1055d7a3d5bbe8e52a3070fbe8ec Mon Sep 17 00:00:00 2001
From: Charles Lyding <19598772+clydin@users.noreply.github.com>
Date: Thu, 22 Jan 2026 16:27:08 -0500
Subject: [PATCH 1/2] refactor(@angular/cli): unify package manifest type usage
 in update schematic

Replaces the local JsonSchemaForNpmPackageJsonFiles interface in the update schematic with the shared PackageManifest from utilities/package-metadata.
---
 .../cli/src/commands/update/schematic/index.ts  | 17 ++++++-----------
 .../cli/src/utilities/package-metadata.ts       |  1 +
 2 files changed, 7 insertions(+), 11 deletions(-)

diff --git a/packages/angular/cli/src/commands/update/schematic/index.ts b/packages/angular/cli/src/commands/update/schematic/index.ts
index 86bfe92deca1..73fd3e342a5a 100644
--- a/packages/angular/cli/src/commands/update/schematic/index.ts
+++ b/packages/angular/cli/src/commands/update/schematic/index.ts
@@ -9,19 +9,14 @@
 import { logging } from '@angular-devkit/core';
 import { Rule, SchematicContext, SchematicsException, Tree } from '@angular-devkit/schematics';
 import * as npa from 'npm-package-arg';
-import type { Manifest } from 'pacote';
 import * as semver from 'semver';
 import {
-  NgPackageManifestProperties,
   NpmRepositoryPackageJson,
+  PackageManifest,
   getNpmPackageJson,
 } from '../../../utilities/package-metadata';
 import { Schema as UpdateSchema } from './schema';
 
-interface JsonSchemaForNpmPackageJsonFiles extends Manifest, NgPackageManifestProperties {
-  peerDependenciesMeta?: Record<string, { optional?: boolean }>;
-}
-
 type VersionRange = string & { __VERSION_RANGE: void };
 type PeerVersionTransform = string | ((range: string) => string);
 
@@ -64,7 +59,7 @@ const knownPeerCompatibleList: { [name: string]: PeerVersionTransform } = {
 
 interface PackageVersionInfo {
   version: VersionRange;
-  packageJson: JsonSchemaForNpmPackageJsonFiles;
+  packageJson: PackageManifest;
   updateMetadata: UpdateMetadata;
 }
 
@@ -268,7 +263,7 @@ function _performUpdate(
     throw new SchematicsException('Could not find a package.json. Are you in a Node project?');
   }
 
-  const packageJson = tree.readJson('/package.json') as JsonSchemaForNpmPackageJsonFiles;
+  const packageJson = tree.readJson('/package.json') as PackageManifest;
 
   const updateDependency = (deps: Record<string, string>, name: string, newVersion: string) => {
     const oldVersion = deps[name];
@@ -347,7 +342,7 @@ function _performUpdate(
 }
 
 function _getUpdateMetadata(
-  packageJson: JsonSchemaForNpmPackageJsonFiles,
+  packageJson: PackageManifest,
   logger: logging.LoggerApi,
 ): UpdateMetadata {
   const metadata = packageJson['ng-update'];
@@ -548,7 +543,7 @@ function _buildPackageInfo(
 
   let installedVersion: string | undefined | null;
   if (pkgJsonExists) {
-    const { version } = tree.readJson(pkgJsonPath) as JsonSchemaForNpmPackageJsonFiles;
+    const { version } = tree.readJson(pkgJsonPath) as PackageManifest;
     installedVersion = version;
   }
 
@@ -774,7 +769,7 @@ function _addPeerDependencies(
 function _getAllDependencies(tree: Tree): Array<readonly [string, VersionRange]> {
   const { dependencies, devDependencies, peerDependencies } = tree.readJson(
     '/package.json',
-  ) as JsonSchemaForNpmPackageJsonFiles;
+  ) as PackageManifest;
 
   return [
     ...(Object.entries(peerDependencies || {}) as Array<[string, VersionRange]>),
diff --git a/packages/angular/cli/src/utilities/package-metadata.ts b/packages/angular/cli/src/utilities/package-metadata.ts
index 7aa0cb71c8ce..58369ad07ec9 100644
--- a/packages/angular/cli/src/utilities/package-metadata.ts
+++ b/packages/angular/cli/src/utilities/package-metadata.ts
@@ -49,6 +49,7 @@ export interface NgPackageManifestProperties {
 
 export interface PackageManifest extends Manifest, NgPackageManifestProperties {
   deprecated?: boolean;
+  peerDependenciesMeta?: Record<string, { optional?: boolean }>;
 }
 
 interface PackageManagerOptions extends Record<string, unknown> {

From 8926ef4c90a59f30221e95d1a6cffb4c1408765f Mon Sep 17 00:00:00 2001
From: Charles Lyding <19598772+clydin@users.noreply.github.com>
Date: Thu, 22 Jan 2026 16:29:56 -0500
Subject: [PATCH 2/2] refactor(@angular/cli): add peerDependenciesMeta to
 package manifest interface

Adds the peerDependenciesMeta property to the PackageManifest interface in the package managers utility to better represent package metadata.
---
 packages/angular/cli/src/package-managers/package-metadata.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/packages/angular/cli/src/package-managers/package-metadata.ts b/packages/angular/cli/src/package-managers/package-metadata.ts
index 6f88ea8a0e8f..45c38ca2602b 100644
--- a/packages/angular/cli/src/package-managers/package-metadata.ts
+++ b/packages/angular/cli/src/package-managers/package-metadata.ts
@@ -89,6 +89,9 @@ export interface PackageManifest {
   /** A mapping of peer dependencies. */
   peerDependencies?: Record<string, string>;
 
+  /** A mapping of peer dependency metadata */
+  peerDependenciesMeta?: Record<string, { optional?: boolean }>;
+
   /** A mapping of development dependencies. */
   devDependencies?: Record<string, string>;