1 1081cf75 2024-11-04 o package fs
 2 1081cf75 2024-11-04 o 
 3 1081cf75 2024-11-04 o import (
 4 1081cf75 2024-11-04 o 	"io"
 5 1081cf75 2024-11-04 o 	"io/fs"
 6 1081cf75 2024-11-04 o )
 7 1081cf75 2024-11-04 o 
 8 1081cf75 2024-11-04 o type dirInfo struct {
 9 1081cf75 2024-11-04 o 	entries []fs.DirEntry
10 1081cf75 2024-11-04 o 	entryp  int
11 1081cf75 2024-11-04 o }
12 1081cf75 2024-11-04 o 
13 1081cf75 2024-11-04 o func (d *dirInfo) ReadDir(n int) ([]fs.DirEntry, error) {
14 1081cf75 2024-11-04 o 	entries := d.entries[d.entryp:]
15 1081cf75 2024-11-04 o 	if n < 0 {
16 1081cf75 2024-11-04 o 		d.entryp = len(d.entries) // advance to the end
17 1081cf75 2024-11-04 o 		if len(entries) == 0 {
18 1081cf75 2024-11-04 o 			return nil, nil
19 1081cf75 2024-11-04 o 		}
20 1081cf75 2024-11-04 o 		return entries, nil
21 1081cf75 2024-11-04 o 	}
22 1081cf75 2024-11-04 o 
23 1081cf75 2024-11-04 o 	var err error
24 1081cf75 2024-11-04 o 	if n >= len(entries) {
25 1081cf75 2024-11-04 o 		err = io.EOF
26 1081cf75 2024-11-04 o 	} else if d.entryp >= len(d.entries) {
27 1081cf75 2024-11-04 o 		err = io.EOF
28 1081cf75 2024-11-04 o 	} else {
29 1081cf75 2024-11-04 o 		entries = entries[:n-1]
30 1081cf75 2024-11-04 o 	}
31 1081cf75 2024-11-04 o 	d.entryp += n
32 1081cf75 2024-11-04 o 	return entries, err
33 1081cf75 2024-11-04 o }