blob: fb495d79d4eb9b8606984907bf56068658feaf31 (
plain)
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
|
package commands
import (
"errors"
"os"
"git.sr.ht/~sircmpwn/aerc/widgets"
"github.com/mitchellh/go-homedir"
)
var (
previousDir string
)
func init() {
register("cd", ChangeDirectory)
}
func ChangeDirectory(aerc *widgets.Aerc, args []string) error {
if len(args) < 1 || len(args) > 2 {
return errors.New("Usage: cd [directory]")
}
cwd, err := os.Getwd()
if err != nil {
return err
}
var target string
if len(args) == 1 {
target = "~"
} else if args[1] == "-" {
if previousDir == "" {
return errors.New("No previous folder to return to")
} else {
target = previousDir
}
} else {
target = args[1]
}
target, err = homedir.Expand(target)
if err != nil {
return err
}
if err := os.Chdir(target); err == nil {
previousDir = cwd
}
return err
}
|
