44 lines
972 B
Go
44 lines
972 B
Go
package input
|
|
|
|
import (
|
|
"bufio"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
"strings"
|
|
"syscall"
|
|
|
|
"golang.org/x/crypto/ssh/terminal"
|
|
)
|
|
|
|
// Terminal is a terminal used for input. If `nil`, stdin is used.
|
|
var Terminal *terminal.Terminal
|
|
|
|
// ReadLine reads line from the input without trailing '\n'
|
|
func ReadLine(w io.Writer, prompt string) (string, error) {
|
|
if Terminal != nil {
|
|
_, err := Terminal.Write([]byte(prompt))
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
raw, err := Terminal.ReadLine()
|
|
return strings.TrimRight(raw, "\n"), err
|
|
}
|
|
fmt.Fprint(w, prompt)
|
|
buf := bufio.NewReader(os.Stdin)
|
|
return buf.ReadString('\n')
|
|
}
|
|
|
|
// ReadPassword reads user password with prompt.
|
|
func ReadPassword(w io.Writer, prompt string) (string, error) {
|
|
if Terminal != nil {
|
|
return Terminal.ReadPassword(prompt)
|
|
}
|
|
fmt.Fprint(w, prompt)
|
|
rawPass, err := terminal.ReadPassword(syscall.Stdin)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
fmt.Fprintln(w)
|
|
return strings.TrimRight(string(rawPass), "\n"), nil
|
|
}
|