Function watchDirectory

src/commands/watch.ts:250–290

(dirPath: string)

    }

    function watchDirectory(dirPath: string): void {
      if (watchers.has(dirPath)) {
        return;
      }

      if (dirPath !== watchRoot && fileSystem.isIgnored(dirPath, watchRoot)) {
        return;
      }

      const stats = getPathStats(dirPath);
      if (!stats?.isDirectory()) {
        return;
      }

      try {
        const watcher = fs.watch(dirPath, (eventType, rawFilename) => {
          const name = rawFilename?.toString();
          if (!name) {
            return;
          }

          handleFileEvent(eventType, dirPath, name);
        });
        watchers.set(dirPath, watcher);
      } catch (error) {
        console.warn(`Warning: failed to watch ${dirPath}:`, error);
        return;
      }

      try {
        for (const entry of fs.readdirSync(dirPath, { withFileTypes: true })) {
          if (!entry.isDirectory()) {
            continue;
          }

          watchDirectory(path.join(dirPath, entry.name));
        }
      } catch (error) {
        console.warn(`Warning: failed to read directory ${dirPath}:`, error);
      }
    }

    watchDirectory(watchRoot);
  } catch (error) {