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package utils
import (
"os"
"path/filepath"
"strings"
)
func XDGStateHome() string {
if dir := os.Getenv("XDG_STATE_HOME"); dir != "" {
return dir
}
home, _ := os.UserHomeDir()
return filepath.Join(home, ".local", "state")
}
func XDGDataHome() string {
if dir := os.Getenv("XDG_DATA_HOME"); dir != "" {
return dir
}
home, _ := os.UserHomeDir()
return filepath.Join(home, ".local", "share")
}
func XDGCacheHome() string {
if dir, err := os.UserCacheDir(); err == nil {
return dir
}
home, _ := os.UserHomeDir()
return filepath.Join(home, ".cache")
}
func XDGConfigHome() string {
if dir, err := os.UserConfigDir(); err == nil {
return dir
}
home, _ := os.UserHomeDir()
return filepath.Join(home, ".config")
}
func EmacsConfigDir() string {
home, _ := os.UserHomeDir()
emacsD := filepath.Join(home, ".emacs.d")
if info, err := os.Stat(emacsD); err == nil && info.IsDir() {
return emacsD
}
xdgEmacs := filepath.Join(XDGConfigHome(), "emacs")
if info, err := os.Stat(xdgEmacs); err == nil && info.IsDir() {
return xdgEmacs
}
return ""
}
func ExpandPath(path string) (string, error) {
expanded := os.ExpandEnv(path)
expanded = filepath.Clean(expanded)
if strings.HasPrefix(expanded, "~") {
home, err := os.UserHomeDir()
if err != nil {
return "", err
}
expanded = filepath.Join(home, expanded[1:])
}
return expanded, nil
}
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