return ctx.Err()
			}
			meta := metaCacheEntry{name: pathJoinBuf(sb, current, entry)}

			// If directory entry on stack before this, pop it now.
			for len(dirStack) > 0 && dirStack[len(dirStack)-1] < meta.name {
				pop := dirStack[len(dirStack)-1]
				select {
				case <-ctx.Done():
					return ctx.Err()
				case out <- metaCacheEntry{name: pop}:
				}
				if opts.Recursive {