fix: Support workspaces in CLIs

Signed-off-by: Gabriel Dugny <gabriel.dugny@believe.com>

packages/cli-common/report.api.md

@@ -23,6 +23,9 @@ export class ExitCodeError extends CustomErrorBase {
 // @public
 export function findPaths(searchDir: string): Paths;
 
+// @public
+export function getWorkspacesPatterns(pkgJson: any): string[];
+
 // @public
 export function isChildPath(base: string, path: string): boolean;
 

packages/cli-common/src/index.ts

@@ -20,7 +20,7 @@
  * @packageDocumentation
  */
 
-export { findPaths, BACKSTAGE_JSON } from './paths';
+export { findPaths, getWorkspacesPatterns, BACKSTAGE_JSON } from './paths';
 export { isChildPath } from './isChildPath';
 export type { Paths, ResolveFunc } from './paths';
 export { bootstrapEnvProxyAgents } from './proxyBootstrap';

packages/cli-common/src/paths.ts

@@ -107,6 +107,25 @@ export function findOwnRootDir(ownDir: string) {
   return resolvePath(ownDir, '../..');
 }
 
+/**
+ * Gets the workspaces pattern from a package.json object.
+ * @param pkgJson - The package.json object to get the workspaces pattern from.
+ * @returns The workspaces patterns (glob not resolved).
+ * @public
+ */
+export function getWorkspacesPatterns(pkgJson: any): string[] {
+  if (Array.isArray(pkgJson.workspaces)) {
+    return pkgJson.workspaces;
+  } else if (
+    typeof pkgJson.workspaces === 'object' &&
+    pkgJson.workspaces !== null &&
+    Array.isArray(pkgJson.workspaces.packages)
+  ) {
+    return pkgJson.workspaces.packages;
+  }
+  return [];
+}
+
 /**
  * Find paths related to a package and its execution context.
  *
@@ -141,7 +160,7 @@ export function findPaths(searchDir: string): Paths {
           try {
             const content = fs.readFileSync(path, 'utf8');
             const data = JSON.parse(content);
-            return Boolean(data.workspaces);
+            return getWorkspacesPatterns(data).length > 0;
           } catch (error) {
             throw new Error(
               `Failed to parse package.json file while searching for root, ${error}`,