parseReqParam parses a CodeGeneratorRequest parameter and adds the extracted values to the given FlagSet and pkgMap. Returns a non-nil error if setting a flag failed.
(param string, f *flag.FlagSet, pkgMap map[string]string)
| 272 | // extracted values to the given FlagSet and pkgMap. Returns a non-nil |
| 273 | // error if setting a flag failed. |
| 274 | func parseReqParam(param string, f *flag.FlagSet, pkgMap map[string]string) error { |
| 275 | if param == "" { |
| 276 | return nil |
| 277 | } |
| 278 | for _, p := range strings.Split(param, ",") { |
| 279 | spec := strings.SplitN(p, "=", 2) |
| 280 | if len(spec) == 1 { |
| 281 | switch spec[0] { |
| 282 | case "allow_delete_body": |
| 283 | if err := f.Set(spec[0], "true"); err != nil { |
| 284 | return fmt.Errorf("cannot set flag %s: %w", p, err) |
| 285 | } |
| 286 | continue |
| 287 | case "allow_merge": |
| 288 | if err := f.Set(spec[0], "true"); err != nil { |
| 289 | return fmt.Errorf("cannot set flag %s: %w", p, err) |
| 290 | } |
| 291 | continue |
| 292 | case "allow_repeated_fields_in_body": |
| 293 | if err := f.Set(spec[0], "true"); err != nil { |
| 294 | return fmt.Errorf("cannot set flag %s: %w", p, err) |
| 295 | } |
| 296 | continue |
| 297 | case "include_package_in_tags": |
| 298 | if err := f.Set(spec[0], "true"); err != nil { |
| 299 | return fmt.Errorf("cannot set flag %s: %w", p, err) |
| 300 | } |
| 301 | continue |
| 302 | } |
| 303 | if err := f.Set(spec[0], ""); err != nil { |
| 304 | return fmt.Errorf("cannot set flag %s: %w", p, err) |
| 305 | } |
| 306 | continue |
| 307 | } |
| 308 | name, value := spec[0], spec[1] |
| 309 | if strings.HasPrefix(name, "M") { |
| 310 | pkgMap[name[1:]] = value |
| 311 | continue |
| 312 | } |
| 313 | if err := f.Set(name, value); err != nil { |
| 314 | return fmt.Errorf("cannot set flag %s: %w", p, err) |
| 315 | } |
| 316 | } |
| 317 | return nil |
| 318 | } |