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fscopy.go
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fscopy.go
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// Content managed by Project Forge, see [projectforge.md] for details.
package filesystem
import (
"os"
"path/filepath"
"github.com/pkg/errors"
)
func (f *FileSystem) CopyFile(src string, tgt string) error {
if targetExists := f.Exists(tgt); targetExists {
return errors.Errorf("file [%s] exists, will not overwrite", tgt)
}
input, err := f.ReadFile(src)
if err != nil {
return err
}
var mode os.FileMode
if stat, e := f.Stat(src); stat != nil && e == nil {
mode = stat.Mode()
}
err = f.WriteFile(tgt, input, mode, false)
return err
}
func (f *FileSystem) CopyRecursive(src string, tgt string, ignore []string) error {
srcFiles, err := f.ListFilesRecursive(src, ignore)
if err != nil {
return err
}
for _, path := range srcFiles {
err := f.CopyFile(filepath.Join(src, path), filepath.Join(tgt, path))
if err != nil {
return errors.Wrapf(err, "error copying [%s]", path)
}
}
return nil
}
func (f *FileSystem) Move(src string, tgt string) error {
sp := f.getPath(src)
if sourceExists := f.Exists(sp); !sourceExists {
return errors.Errorf("source file [%s] does not exist, can't move", sp)
}
tp := f.getPath(tgt)
if targetExists := f.Exists(tp); targetExists {
return errors.Errorf("target file [%s] exists, will not overwrite", tp)
}
if err := os.Rename(sp, tp); err != nil {
return errors.Wrapf(err, "error renaming [%s] to [%s]", sp, tp)
}
return nil
}