/
dir.go
56 lines (48 loc) · 784 Bytes
/
dir.go
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package tmproot
import (
"io/ioutil"
"os"
"sync"
)
type Dir struct {
mu sync.Mutex
path string
inited bool
}
func (me *Dir) init(prefix string) bool {
if me.inited {
return false
}
var err error
me.path, err = ioutil.TempDir("", prefix)
if err != nil {
panic(err)
}
me.inited = true
return true
}
func (me *Dir) Init(prefix string) {
me.mu.Lock()
defer me.mu.Unlock()
if me.inited {
panic("already inited")
}
me.init(prefix)
}
func (me *Dir) lazyDefaultInit() {
me.mu.Lock()
defer me.mu.Unlock()
me.init("")
}
func (me *Dir) NewSub() string {
me.lazyDefaultInit()
ret, err := ioutil.TempDir(me.path, "")
if err != nil {
panic(err)
}
return ret
}
func (me *Dir) RemoveAll() error {
me.lazyDefaultInit()
return os.RemoveAll(me.path)
}