feat(memory): make directory search limit on memory discovery configurable with settings.json (#4460)

packages/cli/src/config/config.test.ts

@@ -37,7 +37,7 @@ vi.mock('@google/gemini-cli-core', async () => {
     ...actualServer,
     loadEnvironment: vi.fn(),
     loadServerHierarchicalMemory: vi.fn(
-      (cwd, debug, fileService, extensionPaths) =>
+      (cwd, debug, fileService, extensionPaths, _maxDirs) =>
         Promise.resolve({
           memoryContent: extensionPaths?.join(',') || '',
           fileCount: extensionPaths?.length || 0,
@@ -491,6 +491,7 @@ describe('Hierarchical Memory Loading (config.ts) - Placeholder Suite', () => {
         respectGitIgnore: false,
         respectGeminiIgnore: true,
       },
+      undefined, // maxDirs
     );
   });
 

packages/cli/src/config/config.ts

@@ -225,6 +225,7 @@ export async function loadHierarchicalGeminiMemory(
   currentWorkingDirectory: string,
   debugMode: boolean,
   fileService: FileDiscoveryService,
+  settings: Settings,
   extensionContextFilePaths: string[] = [],
   fileFilteringOptions?: FileFilteringOptions,
 ): Promise<{ memoryContent: string; fileCount: number }> {
@@ -242,6 +243,7 @@ export async function loadHierarchicalGeminiMemory(
     fileService,
     extensionContextFilePaths,
     fileFilteringOptions,
+    settings.memoryDiscoveryMaxDirs,
   );
 }
 
@@ -298,6 +300,7 @@ export async function loadCliConfig(
     process.cwd(),
     debugMode,
     fileService,
+    settings,
     extensionContextFilePaths,
     fileFiltering,
   );

packages/cli/src/config/settings.ts

@@ -100,6 +100,7 @@ export interface Settings {
 
   // Add other settings here.
   ideMode?: boolean;
+  memoryDiscoveryMaxDirs?: number;
 }
 
 export interface SettingsError {