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package filesystem
import (
stdioutil "io/ioutil"
"os"
"github.com/go-git/go-git/v5/config"
format "github.com/go-git/go-git/v5/plumbing/format/config"
"github.com/go-git/go-git/v5/storage/filesystem/dotgit"
"github.com/go-git/go-git/v5/utils/ioutil"
)
type ConfigStorage struct {
dir *dotgit.DotGit
}
func (c *ConfigStorage) Config() (*config.Config, error) {
cfg := config.NewConfig()
// local config (./.git/config)
f, err := c.dir.LocalConfig()
if err != nil {
if os.IsNotExist(err) {
return cfg, nil
}
return nil, err
}
defer ioutil.CheckClose(f, &err)
b, err := stdioutil.ReadAll(f)
if err != nil {
return cfg, err
}
if err = cfg.UnmarshalScoped(format.LocalScope, b); err != nil {
return cfg, err
}
// global config (~/.gitconfig)
f, err = c.dir.GlobalConfig()
if err != nil {
if os.IsNotExist(err) {
return cfg, nil
}
return nil, err
}
defer ioutil.CheckClose(f, &err)
b, err = stdioutil.ReadAll(f)
if err != nil {
return cfg, err
}
if err = cfg.UnmarshalScoped(format.GlobalScope, b); err != nil {
return cfg, err
}
// system config (/etc/gitconfig)
f, err = c.dir.SystemConfig()
if err != nil {
if os.IsNotExist(err) {
return cfg, nil
}
return nil, err
}
defer ioutil.CheckClose(f, &err)
b, err = stdioutil.ReadAll(f)
if err != nil {
return cfg, err
}
if err = cfg.UnmarshalScoped(format.SystemScope, b); err != nil {
return cfg, err
}
return cfg, err
}
func (c *ConfigStorage) SetConfig(cfg *config.Config) (err error) {
if err = cfg.Validate(); err != nil {
return err
}
f, err := c.dir.LocalConfigWriter()
if err != nil {
return err
}
defer ioutil.CheckClose(f, &err)
b, err := cfg.Marshal()
if err != nil {
return err
}
_, err = f.Write(b)
return err
}
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