(env string, defaultValue int)
| 51 | } |
| 52 | |
| 53 | func intFromEnv(env string, defaultValue int) int { |
| 54 | // get the value from the environment |
| 55 | val, ok := os.LookupEnv(env) |
| 56 | if !ok { |
| 57 | return defaultValue |
| 58 | } |
| 59 | |
| 60 | // try to parse the value |
| 61 | intVal, err := strconv.Atoi(val) |
| 62 | if err != nil { |
| 63 | panic("failed to parse " + env + " as int") |
| 64 | } |
| 65 | |
| 66 | return intVal |
| 67 | } |