(args ...interface{})
| 34 | } |
| 35 | |
| 36 | func defaultValue(args ...interface{}) (string, error) { |
| 37 | if len(args) == 0 { |
| 38 | return "", fmt.Errorf("default called with no values") |
| 39 | } |
| 40 | |
| 41 | if len(args) > 0 { |
| 42 | if args[0] != nil { |
| 43 | return args[0].(string), nil |
| 44 | } |
| 45 | } |
| 46 | |
| 47 | if len(args) > 1 { |
| 48 | if args[1] == nil { |
| 49 | return "", fmt.Errorf("default called with nil default value") |
| 50 | } |
| 51 | |
| 52 | if _, ok := args[1].(string); !ok { |
| 53 | return "", fmt.Errorf("default is not a string value, hint: surround it with double quotes") |
| 54 | } |
| 55 | |
| 56 | return args[1].(string), nil |
| 57 | } |
| 58 | |
| 59 | return "", fmt.Errorf("default called with no default value") |
| 60 | } |
| 61 | |
| 62 | func parseUrl(rawurl string) *url.URL { |
| 63 | u, err := url.Parse(rawurl) |
no outgoing calls