cheat/internal/config/path.go

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package config
import (
"fmt"
"os"
"path"
"github.com/mitchellh/go-homedir"
)
// Path returns the config file path
func Path(sys string) (string, error) {
var paths []string
// if CHEAT_CONFIG_PATH is set, return it
if os.Getenv("CHEAT_CONFIG_PATH") != "" {
// expand ~
expanded, err := homedir.Expand(os.Getenv("CHEAT_CONFIG_PATH"))
if err != nil {
return "", fmt.Errorf("failed to expand ~: %v", err)
}
return expanded, nil
}
switch sys {
case "darwin", "linux", "freebsd":
paths = []string{
path.Join(os.Getenv("XDG_CONFIG_HOME"), "/cheat/conf.yml"),
path.Join(os.Getenv("HOME"), ".config/cheat/conf.yml"),
path.Join(os.Getenv("HOME"), ".cheat/conf.yml"),
}
case "windows":
paths = []string{
fmt.Sprintf("%s/cheat/conf.yml", os.Getenv("APPDATA")),
fmt.Sprintf("%s/cheat/conf.yml", os.Getenv("PROGRAMDATA")),
}
default:
return "", fmt.Errorf("unsupported os: %s", sys)
}
// check if the config file exists on any paths
for _, p := range paths {
if _, err := os.Stat(p); err == nil {
return p, nil
}
}
// we can't find the config file if we make it this far
return "", fmt.Errorf("could not locate config file")
}