Cd changes the current directory.
(cmdIO *exec.CmdIO, args ...string)
| 38 | |
| 39 | // Cd changes the current directory. |
| 40 | func (sh *Shell) Cd(cmdIO *exec.CmdIO, args ...string) error { |
| 41 | if len(args) > 1 { |
| 42 | return fmt.Errorf("no more than one argument can be passed to cd") |
| 43 | } |
| 44 | dir := "" |
| 45 | if len(args) == 1 { |
| 46 | dir = args[0] |
| 47 | } |
| 48 | dir, err := homedir.Expand(dir) |
| 49 | if err != nil { |
| 50 | return err |
| 51 | } |
| 52 | if dir == "" { |
| 53 | dir, err = homedir.Dir() |
| 54 | if err != nil { |
| 55 | return err |
| 56 | } |
| 57 | } |
| 58 | dir, err = filepath.Abs(dir) |
| 59 | if err != nil { |
| 60 | return err |
| 61 | } |
| 62 | err = os.Chdir(dir) |
| 63 | if err != nil { |
| 64 | return err |
| 65 | } |
| 66 | sh.Config.Dir = dir |
| 67 | return nil |
| 68 | } |
| 69 | |
| 70 | // Exit exits the shell. |
| 71 | func (sh *Shell) Exit(cmdIO *exec.CmdIO, args ...string) error { |