upda/util/file.go

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package util
import (
"errors"
"fmt"
"os"
"path/filepath"
)
// CreateFileWithParent creates a file and all prefixed directories first
func CreateFileWithParent(file string) error {
if file == "" {
return errors.New("assert: blank values are not allowed for 'file'")
}
var err error
parentDir := filepath.Dir(file)
if err = os.MkdirAll(parentDir, os.ModePerm); err != nil {
return errors.New(fmt.Sprintf("cannot create parent directory '%v': %v", parentDir, fmt.Errorf("%w", err)))
}
if _, err = os.Stat(file); errors.Is(err, os.ErrNotExist) {
var f *os.File
f, err = os.Create(file)
defer f.Close()
if err != nil {
return errors.New(fmt.Sprintf("cannot create file '%v': %v", file, fmt.Errorf("%w", err)))
}
}
return err
}
// CreateDirectoryRecursively creates a directory recursively
func CreateDirectoryRecursively(dir string) error {
if dir == "" {
return errors.New("assert: blank values are not allowed for 'dir'")
}
var err error
if err = os.MkdirAll(dir, os.ModePerm); err != nil {
return errors.New(fmt.Sprintf("cannot create parent directory '%v': %v", dir, fmt.Errorf("%w", err)))
}
return err
}