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browser.go
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52 lines (45 loc) · 1.12 KB
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package browser
import (
"os"
"os/exec"
"runtime"
"strings"
"github.com/google/shlex"
)
// Command produces an exec.Cmd respecting runtime.GOOS and $BROWSER environment variable
func Command(url string) (*exec.Cmd, error) {
launcher := os.Getenv("BROWSER")
if launcher != "" {
return FromLauncher(launcher, url)
}
return ForOS(runtime.GOOS, url), nil
}
// ForOS produces an exec.Cmd to open the web browser for different OS
func ForOS(goos, url string) *exec.Cmd {
var args []string
switch goos {
case "darwin":
args = []string{"open"}
case "windows":
args = []string{"cmd", "/c", "start"}
r := strings.NewReplacer("&", "^&")
url = r.Replace(url)
default:
args = []string{"xdg-open"}
}
args = append(args, url)
cmd := exec.Command(args[0], args[1:]...)
cmd.Stderr = os.Stderr
return cmd
}
// FromLauncher parses the launcher string based on shell splitting rules
func FromLauncher(launcher, url string) (*exec.Cmd, error) {
args, err := shlex.Split(launcher)
if err != nil {
return nil, err
}
args = append(args, url)
cmd := exec.Command(args[0], args[1:]...)
cmd.Stderr = os.Stderr
return cmd, nil
}