feat: full implementation for .geminiignore in settings and respective tool calls (#3727)

packages/core/src/utils/memoryDiscovery.ts

@@ -15,6 +15,10 @@ import {
 } from '../tools/memoryTool.js';
 import { FileDiscoveryService } from '../services/fileDiscoveryService.js';
 import { processImports } from './memoryImportProcessor.js';
+import {
+  DEFAULT_MEMORY_FILE_FILTERING_OPTIONS,
+  FileFilteringOptions,
+} from '../config/config.js';
 
 // Simple console logger, similar to the one previously in CLI's config.ts
 // TODO: Integrate with a more robust server-side logger if available/appropriate.
@@ -85,6 +89,7 @@ async function getGeminiMdFilePathsInternal(
   debugMode: boolean,
   fileService: FileDiscoveryService,
   extensionContextFilePaths: string[] = [],
+  fileFilteringOptions: FileFilteringOptions,
 ): Promise<string[]> {
   const allPaths = new Set<string>();
   const geminiMdFilenames = getAllGeminiMdFilenames();
@@ -181,11 +186,18 @@ async function getGeminiMdFilePathsInternal(
     }
     upwardPaths.forEach((p) => allPaths.add(p));
 
+    // Merge options with memory defaults, with options taking precedence
+    const mergedOptions = {
+      ...DEFAULT_MEMORY_FILE_FILTERING_OPTIONS,
+      ...fileFilteringOptions,
+    };
+
     const downwardPaths = await bfsFileSearch(resolvedCwd, {
       fileName: geminiMdFilename,
       maxDirs: MAX_DIRECTORIES_TO_SCAN_FOR_MEMORY,
       debug: debugMode,
       fileService,
+      fileFilteringOptions: mergedOptions, // Pass merged options as fileFilter
     });
     downwardPaths.sort(); // Sort for consistent ordering, though hierarchy might be more complex
     if (debugMode && downwardPaths.length > 0)
@@ -282,11 +294,13 @@ export async function loadServerHierarchicalMemory(
   debugMode: boolean,
   fileService: FileDiscoveryService,
   extensionContextFilePaths: string[] = [],
+  fileFilteringOptions?: FileFilteringOptions,
 ): Promise<{ memoryContent: string; fileCount: number }> {
   if (debugMode)
     logger.debug(
       `Loading server hierarchical memory for CWD: ${currentWorkingDirectory}`,
     );
+
   // For the server, homedir() refers to the server process's home.
   // This is consistent with how MemoryTool already finds the global path.
   const userHomePath = homedir();
@@ -296,6 +310,7 @@ export async function loadServerHierarchicalMemory(
     debugMode,
     fileService,
     extensionContextFilePaths,
+    fileFilteringOptions || DEFAULT_MEMORY_FILE_FILTERING_OPTIONS,
   );
   if (filePaths.length === 0) {
     if (debugMode) logger.debug('No GEMINI.md files found in hierarchy.');