/
dir.go
109 lines (86 loc) · 1.65 KB
/
dir.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
/**
* @program: lemo
*
* @description:
*
* @author: lemo
*
* @create: 2020-01-02 16:08
**/
package utils
import (
"io/ioutil"
"os"
"path/filepath"
)
type di int
const Dir di = iota
type dir struct {
path string
err error
}
func (d di) New(path string) dir {
var absPath, err = filepath.Abs(path)
return dir{path: absPath, err: err}
}
func (d dir) RemoveAll() error {
return os.RemoveAll(d.path)
}
func (d dir) CreateAll(perm os.FileMode) error {
return os.MkdirAll(d.path, perm)
}
func (d dir) Create(perm os.FileMode) error {
return os.Mkdir(d.path, perm)
}
func (d dir) IsExist() bool {
_, err := os.Stat(d.path)
return !os.IsNotExist(err)
}
func (d dir) LastError() error {
return d.err
}
func (d dir) ReadAll() []dirInfo {
var res []dirInfo
var fn func(path string, res *[]dirInfo)
fn = func(path string, res *[]dirInfo) {
files, err := ioutil.ReadDir(path)
if err != nil {
*res = append(*res, dirInfo{path, nil, err})
return
}
for i := 0; i < len(files); i++ {
var fullPath = filepath.Join(path, files[i].Name())
if files[i].IsDir() {
fn(fullPath, res)
}
*res = append(*res, dirInfo{fullPath, files[i], nil})
}
}
fn(d.path, &res)
return res
}
func (d dir) Walk() chan dirInfo {
var ch = make(chan dirInfo)
go func() {
_ = filepath.Walk(d.path, func(path string, info os.FileInfo, err error) error {
ch <- dirInfo{path, info, err}
return err
})
close(ch)
}()
return ch
}
type dirInfo struct {
path string
info os.FileInfo
err error
}
func (f *dirInfo) LastError() error {
return f.err
}
func (f *dirInfo) Info() os.FileInfo {
return f.info
}
func (f *dirInfo) Path() string {
return f.path
}