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61 lines (53 loc) · 882 Bytes
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fs.go
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61 lines (53 loc) · 882 Bytes
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package main
import (
"os"
"path"
)
func IsExist(f string) bool {
_, err := os.Stat(f)
return err == nil || os.IsExist(err)
}
func IsDir(f string) bool {
s, err := os.Stat(f)
if err != nil {
return false
}
return s.IsDir()
}
func RemoveAll(f string) error {
entrys, err := os.ReadDir(f)
if err != nil {
return err
}
entrysLen := len(entrys)
pass, cry, wait := NoopPromise(entrysLen)
for i := 0; i < entrysLen; i++ {
go func(entry os.DirEntry) {
p := path.Join(f, entry.Name())
if !entry.IsDir() {
err := os.Remove(p)
if err != nil {
cry(err)
return
}
pass()
return
}
err := RemoveAll(p)
if err != nil {
cry(err)
return
}
pass()
}(entrys[i])
}
promiseErr := wait()
if promiseErr != nil {
return promiseErr
}
rootErr := os.Remove(f)
if rootErr != nil {
return rootErr
}
return nil
}