Truncate files list for large projects

src/ClaudeDev.ts

@@ -514,20 +514,7 @@ export class ClaudeDev {
 	async listFilesTopLevel(dirPath: string): Promise<string> {
 		try {
 			const files = await listFiles(dirPath, false)
-			const result = files
+			const result = this.formatFilesList(dirPath, files)
-				.map((file) => {
-					const relativePath = path.relative(dirPath, file)
-					return file.endsWith("/") ? relativePath + "/" : relativePath
-				})
-				.sort((a, b) => {
-					const aIsDir = a.endsWith("/")
-					const bIsDir = b.endsWith("/")
-					if (aIsDir !== bIsDir) {
-						return aIsDir ? -1 : 1
-					}
-					return a.localeCompare(b, undefined, { numeric: true, sensitivity: "base" })
-				})
-				.join("\n")
 			const { response, text } = await this.ask(
 				"tool",
 				JSON.stringify({ tool: "listFilesTopLevel", path: dirPath, content: result } as ClaudeSayTool)
@@ -555,7 +542,7 @@ export class ClaudeDev {
 	async listFilesRecursive(dirPath: string): Promise<string> {
 		try {
 			const files = await listFiles(dirPath, true)
-			const result = files.map((file) => path.relative(dirPath, file)).join("\n")
+			const result = this.formatFilesList(dirPath, files)
 			const { response, text } = await this.ask(
 				"tool",
 				JSON.stringify({ tool: "listFilesRecursive", path: dirPath, content: result } as ClaudeSayTool)
@@ -578,6 +565,32 @@ export class ClaudeDev {
 		}
 	}
 
+	formatFilesList(dirPath: string, files: string[]): string {
+		const sorted = files
+			.map((file) => {
+				// convert absolute path to relative path
+				const relativePath = path.relative(dirPath, file)
+				return file.endsWith("/") ? relativePath + "/" : relativePath
+			})
+			.sort((a, b) => {
+				// sort directories before files
+				const aIsDir = a.endsWith("/")
+				const bIsDir = b.endsWith("/")
+				if (aIsDir !== bIsDir) {
+					return aIsDir ? -1 : 1
+				}
+				return a.localeCompare(b, undefined, { numeric: true, sensitivity: "base" })
+			})
+
+		if (sorted.length > 1000) {
+			const truncatedList = sorted.slice(0, 1000).join("\n")
+			const remainingCount = sorted.length - 1000
+			return `${truncatedList}\n\n(${remainingCount} files not listed due to automatic truncation. Try listing files in subdirectories if you need to explore further.)`
+		} else {
+			return sorted.join("\n")
+		}
+	}
+
 	async viewSourceCodeDefinitionsTopLevel(dirPath: string): Promise<string> {
 		try {
 			const result = await parseSourceCodeForDefinitionsTopLevel(dirPath)

src/parse-source-code/index.ts

@@ -77,7 +77,7 @@ export async function listFiles(dirPath: string, recursive: boolean): Promise<st
 		markDirectories: true, // Append a / on any directories matched
 		gitignore: recursive, // globby ignores any files that are gitignored
 		ignore: recursive ? dirsToIgnore : undefined, // just in case there is no gitignore, we ignore sensible defaults
-		onlyFiles: recursive, // true by default, false means it will list directories on their own too
+		onlyFiles: false, // true by default, false means it will list directories on their own too
 	}
 	// * globs all files in one dir, ** globs files in nested directories
 	const files = await globby(recursive ? "**" : "*", options)