Function walkDirectoryWithFd

packages/pi-tui/src/autocomplete.ts:124–217

(
	baseDir: string,
	fdPath: string,
	query: string,
	maxResults: number,
	signal: AbortSignal,
)

// Use fd to walk directory tree (fast, respects .gitignore)
async function walkDirectoryWithFd(
	baseDir: string,
	fdPath: string,
	query: string,
	maxResults: number,
	signal: AbortSignal,
): Promise<Array<{ path: string; isDirectory: boolean }>> {
	const args = [
		"--base-directory",
		baseDir,
		"--max-results",
		String(maxResults),
		"--type",
		"f",
		"--type",
		"d",
		"--follow",
		"--hidden",
		"--exclude",
		".git",
		"--exclude",
		".git/*",
		"--exclude",
		".git/**",
	];

	if (toDisplayPath(query).includes("/")) {
		args.push("--full-path");
	}

	if (query) {
		args.push(buildFdPathQuery(query));
	}

	return await new Promise((resolve) => {
		if (signal.aborted) {
			resolve([]);
			return;
		}

		const child = spawn(fdPath, args, {
			stdio: ["ignore", "pipe", "pipe"],
		});
		let stdout = "";
		let resolved = false;

		const finish = (results: Array<{ path: string; isDirectory: boolean }>) => {
			if (resolved) return;
			resolved = true;
			signal.removeEventListener("abort", onAbort);
			resolve(results);
		};

		const onAbort = () => {
			if (child.exitCode === null) {
				child.kill("SIGKILL");
			}
		};