(filename string, withSudo bool, autoSave bool)
| 239 | } |
| 240 | |
| 241 | func (b *Buffer) saveToFile(filename string, withSudo bool, autoSave bool) error { |
| 242 | var err error |
| 243 | if b.Type.Readonly { |
| 244 | return errors.New("Cannot save readonly buffer") |
| 245 | } |
| 246 | if b.Type.Scratch { |
| 247 | return errors.New("Cannot save scratch buffer") |
| 248 | } |
| 249 | |
| 250 | if !autoSave && b.Settings["rmtrailingws"].(bool) { |
| 251 | for i, l := range b.lines { |
| 252 | leftover := util.CharacterCount(bytes.TrimRightFunc(l.data, unicode.IsSpace)) |
| 253 | |
| 254 | linelen := util.CharacterCount(l.data) |
| 255 | b.Remove(Loc{leftover, i}, Loc{linelen, i}) |
| 256 | } |
| 257 | |
| 258 | b.RelocateCursors() |
| 259 | } |
| 260 | |
| 261 | if b.Settings["eofnewline"].(bool) { |
| 262 | end := b.End() |
| 263 | if b.RuneAt(Loc{end.X - 1, end.Y}) != '\n' { |
| 264 | b.insert(end, []byte{'\n'}) |
| 265 | } |
| 266 | } |
| 267 | |
| 268 | filename, err = util.ReplaceHome(filename) |
| 269 | if err != nil { |
| 270 | return err |
| 271 | } |
| 272 | |
| 273 | newFile := false |
| 274 | fileInfo, err := os.Stat(filename) |
| 275 | if err != nil { |
| 276 | if !errors.Is(err, fs.ErrNotExist) { |
| 277 | return err |
| 278 | } |
| 279 | newFile = true |
| 280 | } |
| 281 | if err == nil && fileInfo.IsDir() { |
| 282 | return errors.New("Error: " + filename + " is a directory and cannot be saved") |
| 283 | } |
| 284 | if err == nil && !fileInfo.Mode().IsRegular() { |
| 285 | return errors.New("Error: " + filename + " is not a regular file and cannot be saved") |
| 286 | } |
| 287 | |
| 288 | absFilename, err := filepath.Abs(filename) |
| 289 | if err != nil { |
| 290 | return err |
| 291 | } |
| 292 | |
| 293 | // Get the leading path to the file | "." is returned if there's no leading path provided |
| 294 | if dirname := filepath.Dir(absFilename); dirname != "." { |
| 295 | // Check if the parent dirs don't exist |
| 296 | if _, statErr := os.Stat(dirname); errors.Is(statErr, fs.ErrNotExist) { |
| 297 | // Prompt to make sure they want to create the dirs that are missing |
| 298 | if b.Settings["mkparents"].(bool) { |
no test coverage detected