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erroronwritesystem.go
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/
erroronwritesystem.go
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package chezmoi
import (
"io/fs"
"os/exec"
"time"
vfs "github.com/twpayne/go-vfs/v4"
)
// An ErrorOnWriteSystem is an System that passes reads to the wrapped System
// and returns an error if it is written to.
type ErrorOnWriteSystem struct {
system System
err error
}
// NewErrorOnWriteSystem returns a new ErrorOnWriteSystem that wraps fs and
// returns err on any write operation.
func NewErrorOnWriteSystem(system System, err error) *ErrorOnWriteSystem {
return &ErrorOnWriteSystem{
system: system,
err: err,
}
}
// Chmod implements System.Chmod.
func (s *ErrorOnWriteSystem) Chmod(name AbsPath, mode fs.FileMode) error {
return s.err
}
// Chtimes implements System.Chtimes.
func (s *ErrorOnWriteSystem) Chtimes(name AbsPath, atime, mtime time.Time) error {
return s.err
}
// Glob implements System.Glob.
func (s *ErrorOnWriteSystem) Glob(pattern string) ([]string, error) {
return s.system.Glob(pattern)
}
// Link implements System.Link.
func (s *ErrorOnWriteSystem) Link(oldname, newname AbsPath) error {
return s.err
}
// Lstat implements System.Lstat.
func (s *ErrorOnWriteSystem) Lstat(name AbsPath) (fs.FileInfo, error) {
return s.system.Lstat(name)
}
// Mkdir implements System.Mkdir.
func (s *ErrorOnWriteSystem) Mkdir(name AbsPath, perm fs.FileMode) error {
return s.err
}
// RawPath implements System.RawPath.
func (s *ErrorOnWriteSystem) RawPath(path AbsPath) (AbsPath, error) {
return s.system.RawPath(path)
}
// ReadDir implements System.ReadDir.
func (s *ErrorOnWriteSystem) ReadDir(name AbsPath) ([]fs.DirEntry, error) {
return s.system.ReadDir(name)
}
// ReadFile implements System.ReadFile.
func (s *ErrorOnWriteSystem) ReadFile(name AbsPath) ([]byte, error) {
return s.system.ReadFile(name)
}
// Readlink implements System.Readlink.
func (s *ErrorOnWriteSystem) Readlink(name AbsPath) (string, error) {
return s.system.Readlink(name)
}
// Remove implements System.Remove.
func (s *ErrorOnWriteSystem) Remove(AbsPath) error {
return s.err
}
// RemoveAll implements System.RemoveAll.
func (s *ErrorOnWriteSystem) RemoveAll(AbsPath) error {
return s.err
}
// Rename implements System.Rename.
func (s *ErrorOnWriteSystem) Rename(oldpath, newpath AbsPath) error {
return s.err
}
// RunCmd implements System.RunCmd.
func (s *ErrorOnWriteSystem) RunCmd(cmd *exec.Cmd) error {
return s.err
}
// RunScript implements System.RunScript.
func (s *ErrorOnWriteSystem) RunScript(
scriptname RelPath,
dir AbsPath,
data []byte,
options RunScriptOptions,
) error {
return s.err
}
// Stat implements System.Stat.
func (s *ErrorOnWriteSystem) Stat(name AbsPath) (fs.FileInfo, error) {
return s.system.Stat(name)
}
// UnderlyingFS implements System.UnderlyingFS.
func (s *ErrorOnWriteSystem) UnderlyingFS() vfs.FS {
return s.system.UnderlyingFS()
}
// WriteFile implements System.WriteFile.
func (s *ErrorOnWriteSystem) WriteFile(AbsPath, []byte, fs.FileMode) error {
return s.err
}
// WriteSymlink implements System.WriteSymlink.
func (s *ErrorOnWriteSystem) WriteSymlink(string, AbsPath) error {
return s.err
}