feat: add support for pnpm catalogs

common/changes/@microsoft/rush/sennyeya-pnpm-catalog_2025-11-25-18-38.json

@@ -0,0 +1,11 @@
+{
+  "changes": [
+    {
+      "comment": "Add support for defining pnpm catalog config.",
+      "type": "none",
+      "packageName": "@microsoft/rush"
+    }
+  ],
+  "packageName": "@microsoft/rush",
+  "email": "aramissennyeydd@users.noreply.github.com"
+}

common/reviews/api/rush-lib.api.md

@@ -740,6 +740,8 @@ export interface _IPnpmOptionsJson extends IPackageManagerOptionsJsonBase {
     alwaysInjectDependenciesFromOtherSubspaces?: boolean;
     autoInstallPeers?: boolean;
     globalAllowedDeprecatedVersions?: Record<string, string>;
+    globalCatalog?: Record<string, string>;
+    globalCatalogs?: Record<string, Record<string, string>>;
     globalIgnoredOptionalDependencies?: string[];
     globalNeverBuiltDependencies?: string[];
     globalOverrides?: Record<string, string>;
@@ -1151,6 +1153,8 @@ export class PnpmOptionsConfiguration extends PackageManagerOptionsConfiguration
     readonly alwaysInjectDependenciesFromOtherSubspaces: boolean | undefined;
     readonly autoInstallPeers: boolean | undefined;
     readonly globalAllowedDeprecatedVersions: Record<string, string> | undefined;
+    readonly globalCatalog: Record<string, string> | undefined;
+    readonly globalCatalogs: Record<string, Record<string, string>> | undefined;
     readonly globalIgnoredOptionalDependencies: string[] | undefined;
     readonly globalNeverBuiltDependencies: string[] | undefined;
     readonly globalOverrides: Record<string, string> | undefined;

libraries/rush-lib/src/logic/DependencySpecifier.ts

@@ -13,6 +13,14 @@ import { InternalError } from '@rushstack/node-core-library';
  */
 const WORKSPACE_PREFIX_REGEX: RegExp = /^workspace:((?<alias>[^._/][^@]*)@)?(?<version>.*)$/;
 
+/**
+ * match catalog protocol in dependencies value declaration in `package.json`
+ * example:
+ * `"catalog:"` - references the default catalog
+ * `"catalog:catalogName"` - references a named catalog
+ */
+const CATALOG_PREFIX_REGEX: RegExp = /^catalog:(?<catalogName>.*)$/;
+
 /**
  * resolve workspace protocol(from `@pnpm/workspace.spec-parser`).
  * used by pnpm. see [pkgs-graph](https://github.com/pnpm/pnpm/blob/27c33f0319f86c45c1645d064cd9c28aada80780/workspace/pkgs-graph/src/index.ts#L49)
@@ -40,6 +48,29 @@ class WorkspaceSpec {
   }
 }
 
+/**
+ * resolve catalog protocol.
+ * Used by pnpm for centralized version management via catalogs.
+ */
+class CatalogSpec {
+  public readonly catalogName: string;
+
+  public constructor(catalogName: string) {
+    this.catalogName = catalogName;
+  }
+
+  public static tryParse(pref: string): CatalogSpec | undefined {
+    const parts: RegExpExecArray | null = CATALOG_PREFIX_REGEX.exec(pref);
+    if (parts?.groups !== undefined) {
+      return new CatalogSpec(parts.groups.catalogName);
+    }
+  }
+
+  public toString(): `catalog:${string}` {
+    return `catalog:${this.catalogName}`;
+  }
+}
+
 /**
  * The parsed format of a provided version specifier.
  */
@@ -87,7 +118,12 @@ export enum DependencySpecifierType {
   /**
    * A package specified using workspace protocol, e.g. "workspace:^1.2.3"
    */
-  Workspace = 'Workspace'
+  Workspace = 'Workspace',
+
+  /**
+   * A package specified using catalog protocol, e.g. "catalog:" or "catalog:react18"
+   */
+  Catalog = 'Catalog'
 }
 
 const dependencySpecifierParseCache: Map<string, DependencySpecifier> = new Map();
@@ -125,6 +161,15 @@ export class DependencySpecifier {
     this.packageName = packageName;
     this.versionSpecifier = versionSpecifier;
 
+    // Catalog protocol is a feature from PNPM for centralized version management
+    const catalogSpecResult: CatalogSpec | undefined = CatalogSpec.tryParse(versionSpecifier);
+    if (catalogSpecResult) {
+      this.specifierType = DependencySpecifierType.Catalog;
+      this.versionSpecifier = catalogSpecResult.catalogName;
+      this.aliasTarget = undefined;
+      return;
+    }
+
     // Workspace ranges are a feature from PNPM and Yarn. Set the version specifier
     // to the trimmed version range.
     const workspaceSpecResult: WorkspaceSpec | undefined = WorkspaceSpec.tryParse(versionSpecifier);

libraries/rush-lib/src/logic/installManager/WorkspaceInstallManager.ts

@@ -440,9 +440,86 @@ export class WorkspaceInstallManager extends BaseInstallManager {
       shrinkwrapIsUpToDate = false;
     }
 
+    // Check if catalogsChecksum matches catalog's hash
+    let catalogsChecksum: string | undefined;
+    let existingCatalogsChecksum: string | undefined;
+    if (shrinkwrapFile) {
+      existingCatalogsChecksum = shrinkwrapFile.catalogsChecksum;
+      let catalogsChecksumAlgorithm: string | undefined;
+      if (existingCatalogsChecksum) {
+        const dashIndex: number = existingCatalogsChecksum.indexOf('-');
+        if (dashIndex !== -1) {
+          catalogsChecksumAlgorithm = existingCatalogsChecksum.substring(0, dashIndex);
+        }
+
+        if (catalogsChecksumAlgorithm && catalogsChecksumAlgorithm !== 'sha256') {
+          this._terminal.writeErrorLine(
+            `The existing catalogsChecksum algorithm "${catalogsChecksumAlgorithm}" is not supported. ` +
+              `This may indicate that the shrinkwrap was created with a newer version of PNPM than Rush supports.`
+          );
+          throw new AlreadyReportedError();
+        }
+      }
+
+      // Combine both catalog and catalogs into a single object for checksum calculation
+      const catalogData: Record<string, unknown> = {};
+      if (pnpmOptions.globalCatalog && Object.keys(pnpmOptions.globalCatalog).length !== 0) {
+        catalogData.default = pnpmOptions.globalCatalog;
+      }
+      if (pnpmOptions.globalCatalogs && Object.keys(pnpmOptions.globalCatalogs).length !== 0) {
+        Object.assign(catalogData, pnpmOptions.globalCatalogs);
+      }
+
+      if (Object.keys(catalogData).length !== 0) {
+        if (catalogsChecksumAlgorithm) {
+          // In PNPM v10, the algorithm changed to SHA256 and the digest changed from hex to base64
+          catalogsChecksum = await createObjectChecksumAsync(catalogData);
+        } else {
+          catalogsChecksum = createObjectChecksumLegacy(catalogData);
+        }
+      }
+    }
+
+    const catalogsChecksumAreEqual: boolean = catalogsChecksum === existingCatalogsChecksum;
+
+    if (!catalogsChecksumAreEqual) {
+      shrinkwrapWarnings.push("The catalog hash doesn't match the current shrinkwrap.");
+      shrinkwrapIsUpToDate = false;
+    }
+
     // Write the common package.json
     InstallHelpers.generateCommonPackageJson(this.rushConfiguration, subspace, undefined, this._terminal);
 
+    // Set catalog definitions in the workspace file if specified
+    if (pnpmOptions.globalCatalog || pnpmOptions.globalCatalogs) {
+      if (
+        this.rushConfiguration.rushConfigurationJson.pnpmVersion !== undefined &&
+        semver.lt(this.rushConfiguration.rushConfigurationJson.pnpmVersion, '9.5.0')
+      ) {
+        this._terminal.writeWarningLine(
+          Colorize.yellow(
+            `Your version of pnpm (${this.rushConfiguration.rushConfigurationJson.pnpmVersion}) ` +
+              `doesn't support the "globalCatalog" or "globalCatalogs" fields in ` +
+              `${this.rushConfiguration.commonRushConfigFolder}/${RushConstants.pnpmConfigFilename}. ` +
+              'Remove these fields or upgrade to pnpm 9.5.0 or newer.'
+          )
+        );
+      }
+
+      const catalogs: Record<string, Record<string, string>> = {};
+
+      if (pnpmOptions.globalCatalog) {
+        // https://pnpm.io/catalogs#default-catalog, basically `catalog` is an alias for `catalogs.default` in pnpm.
+        catalogs.default = pnpmOptions.globalCatalog;
+      }
+
+      if (pnpmOptions.globalCatalogs) {
+        Object.assign(catalogs, pnpmOptions.globalCatalogs);
+      }
+
+      workspaceFile.setCatalogs(catalogs);
+    }
+
     // Save the generated workspace file. Don't update the file timestamp unless the content has changed,
     // since "rush install" will consider this timestamp
     workspaceFile.save(workspaceFile.workspaceFilename, { onlyIfChanged: true });

libraries/rush-lib/src/logic/pnpm/PnpmOptionsConfiguration.ts

@@ -158,6 +158,14 @@ export interface IPnpmOptionsJson extends IPackageManagerOptionsJsonBase {
    * {@inheritDoc PnpmOptionsConfiguration.pnpmLockfilePolicies}
    */
   pnpmLockfilePolicies?: IPnpmLockfilePolicies;
+  /**
+   * {@inheritDoc PnpmOptionsConfiguration.globalCatalog}
+   */
+  globalCatalog?: Record<string, string>;
+  /**
+   * {@inheritDoc PnpmOptionsConfiguration.globalCatalogs}
+   */
+  globalCatalogs?: Record<string, Record<string, string>>;
 }
 
 /**
@@ -421,6 +429,26 @@ export class PnpmOptionsConfiguration extends PackageManagerOptionsConfiguration
   /*[LINE "DEMO"]*/
   public readonly alwaysFullInstall: boolean | undefined;
 
+  /**
+   * The `globalCatalog` setting provides a centralized way to define dependency versions
+   * that can be referenced using the `catalog:` protocol in package.json files.
+   * The settings are copied into the `pnpm.catalog` field of the `common/temp/package.json`
+   * file that is generated by Rush during installation.
+   *
+   * PNPM documentation: https://pnpm.io/catalogs
+   */
+  public readonly globalCatalog: Record<string, string> | undefined;
+
+  /**
+   * The `globalCatalogs` setting provides named catalogs for organizing dependency versions.
+   * Each catalog can be referenced using the `catalog:catalogName:` protocol in package.json files.
+   * The settings are copied into the `pnpm.catalogs` field of the `common/temp/package.json`
+   * file that is generated by Rush during installation.
+   *
+   * PNPM documentation: https://pnpm.io/catalogs
+   */
+  public readonly globalCatalogs: Record<string, Record<string, string>> | undefined;
+
   /**
    * (GENERATED BY RUSH-PNPM PATCH-COMMIT) When modifying this property, make sure you know what you are doing.
    *
@@ -465,6 +493,8 @@ export class PnpmOptionsConfiguration extends PackageManagerOptionsConfiguration
     this.alwaysInjectDependenciesFromOtherSubspaces = json.alwaysInjectDependenciesFromOtherSubspaces;
     this.alwaysFullInstall = json.alwaysFullInstall;
     this.pnpmLockfilePolicies = json.pnpmLockfilePolicies;
+    this.globalCatalog = json.globalCatalog;
+    this.globalCatalogs = json.globalCatalogs;
   }
 
   /** @internal */

libraries/rush-lib/src/logic/pnpm/PnpmShrinkwrapFile.ts

@@ -121,6 +121,8 @@ export interface IPnpmShrinkwrapYaml extends Lockfile {
   specifiers?: Record<string, string>;
   /** URL of the registry which was used */
   registry?: string;
+  /** The checksum for catalog definitions */
+  catalogsChecksum?: string;
 }
 
 export interface ILoadFromFileOptions {
@@ -310,6 +312,7 @@ export class PnpmShrinkwrapFile extends BaseShrinkwrapFile {
   public readonly packages: ReadonlyMap<string, IPnpmShrinkwrapDependencyYaml>;
   public readonly overrides: ReadonlyMap<string, string>;
   public readonly packageExtensionsChecksum: undefined | string;
+  public readonly catalogsChecksum: undefined | string;
   public readonly hash: string;
 
   private readonly _shrinkwrapJson: IPnpmShrinkwrapYaml;
@@ -343,6 +346,7 @@ export class PnpmShrinkwrapFile extends BaseShrinkwrapFile {
     this.packages = new Map(Object.entries(shrinkwrapJson.packages || {}));
     this.overrides = new Map(Object.entries(shrinkwrapJson.overrides || {}));
     this.packageExtensionsChecksum = shrinkwrapJson.packageExtensionsChecksum;
+    this.catalogsChecksum = shrinkwrapJson.catalogsChecksum;
 
     // Lockfile v9 always has "." in importers filed.
     this.isWorkspaceCompatible =

libraries/rush-lib/src/logic/pnpm/PnpmWorkspaceFile.ts

@@ -18,12 +18,19 @@ const globEscape: (unescaped: string) => string = require('glob-escape'); // No
  *  {
  *    "packages": [
  *      "../../apps/project1"
- *    ]
+ *    ],
+ *    "catalogs": {
+ *      "default": {
+ *        "react": "^18.0.0"
+ *      }
+ *    }
  *  }
  */
 interface IPnpmWorkspaceYaml {
   /** The list of local package directories */
   packages: string[];
+  /** Catalog definitions for centralized version management */
+  catalogs?: Record<string, Record<string, string>>;
 }
 
 export class PnpmWorkspaceFile extends BaseWorkspaceFile {
@@ -33,6 +40,7 @@ export class PnpmWorkspaceFile extends BaseWorkspaceFile {
   public readonly workspaceFilename: string;
 
   private _workspacePackages: Set<string>;
+  private _catalogs: Record<string, Record<string, string>> | undefined;
 
   /**
    * The PNPM workspace file is used to specify the location of workspaces relative to the root
@@ -45,6 +53,15 @@ export class PnpmWorkspaceFile extends BaseWorkspaceFile {
     // Ignore any existing file since this file is generated and we need to handle deleting packages
     // If we need to support manual customization, that should be an additional parameter for "base file"
     this._workspacePackages = new Set<string>();
+    this._catalogs = undefined;
+  }
+
+  /**
+   * Sets the catalog definitions for the workspace.
+   * @param catalogs - A map of catalog name to package versions
+   */
+  public setCatalogs(catalogs: Record<string, Record<string, string>> | undefined): void {
+    this._catalogs = catalogs;
   }
 
   /** @override */
@@ -67,6 +84,11 @@ export class PnpmWorkspaceFile extends BaseWorkspaceFile {
     const workspaceYaml: IPnpmWorkspaceYaml = {
       packages: Array.from(this._workspacePackages)
     };
+
+    if (this._catalogs && Object.keys(this._catalogs).length > 0) {
+      workspaceYaml.catalogs = this._catalogs;
+    }
+
     return yamlModule.dump(workspaceYaml, PNPM_SHRINKWRAP_YAML_FORMAT);
   }
 }

libraries/rush-lib/src/logic/pnpm/test/PnpmOptionsConfiguration.test.ts

@@ -86,4 +86,28 @@ describe(PnpmOptionsConfiguration.name, () => {
       '@myorg/*'
     ]);
   });
+
+  it('loads catalog and catalogs', () => {
+    const pnpmConfiguration: PnpmOptionsConfiguration = PnpmOptionsConfiguration.loadFromJsonFileOrThrow(
+      `${__dirname}/jsonFiles/pnpm-config-catalog.json`,
+      fakeCommonTempFolder
+    );
+
+    expect(TestUtilities.stripAnnotations(pnpmConfiguration.globalCatalog)).toEqual({
+      react: '^18.0.0',
+      'react-dom': '^18.0.0',
+      typescript: '~5.3.0'
+    });
+
+    expect(TestUtilities.stripAnnotations(pnpmConfiguration.globalCatalogs)).toEqual({
+      frontend: {
+        vue: '^3.4.0',
+        'vue-router': '^4.2.0'
+      },
+      backend: {
+        express: '^4.18.0',
+        fastify: '^4.26.0'
+      }
+    });
+  });
 });

libraries/rush-lib/src/logic/pnpm/test/PnpmShrinkwrapFile.test.ts

@@ -380,6 +380,22 @@ describe(PnpmShrinkwrapFile.name, () => {
       });
     });
   });
+
+  describe('Catalog checksum', () => {
+    it('reads catalogsChecksum from pnpm-lock.yaml', () => {
+      const pnpmShrinkwrapFile = getPnpmShrinkwrapFileFromFile(
+        `${__dirname}/yamlFiles/pnpm-lock-with-catalog.yaml`
+      );
+      expect(pnpmShrinkwrapFile.catalogsChecksum).toBe('1a2b3c4d5e6f7890abcdef1234567890');
+    });
+
+    it('returns undefined when catalogsChecksum is not present', () => {
+      const pnpmShrinkwrapFile = getPnpmShrinkwrapFileFromFile(
+        `${__dirname}/yamlFiles/pnpm-lock-v9/pnpm-lock-v9.yaml`
+      );
+      expect(pnpmShrinkwrapFile.catalogsChecksum).toBeUndefined();
+    });
+  });
 });
 
 function getPnpmShrinkwrapFileFromFile(filepath: string): PnpmShrinkwrapFile {