Rename moves an endpoint key from oldName to newName. Errors when source is missing or destination already exists, so the caller never accidentally overwrites a different provider.
(file *File, oldName, newName string)
| 128 | // is missing or destination already exists, so the caller never accidentally |
| 129 | // overwrites a different provider. |
| 130 | func Rename(file *File, oldName, newName string) error { |
| 131 | if file == nil { |
| 132 | return errors.New("providers: nil file") |
| 133 | } |
| 134 | if err := validateName(newName); err != nil { |
| 135 | return err |
| 136 | } |
| 137 | ep, ok := file.Endpoints[oldName] |
| 138 | if !ok { |
| 139 | return fmt.Errorf("provider %q not found: %w", oldName, ErrNotFound) |
| 140 | } |
| 141 | if oldName == newName { |
| 142 | return nil |
| 143 | } |
| 144 | if _, exists := file.Endpoints[newName]; exists { |
| 145 | return fmt.Errorf("provider %q already exists: %w", newName, ErrAlreadyExists) |
| 146 | } |
| 147 | delete(file.Endpoints, oldName) |
| 148 | file.Endpoints[newName] = ep |
| 149 | return nil |
| 150 | } |
| 151 | |
| 152 | // SetEnabled toggles the Enabled field on the named endpoint. Returns |
| 153 | // ErrNotFound if no such endpoint exists. |