()
| 55 | } |
| 56 | |
| 57 | func (vsc *ValueSourceChain) EnvKeys() []string { |
| 58 | vals := []string{} |
| 59 | |
| 60 | for _, src := range vsc.Chain { |
| 61 | if v, ok := src.(EnvValueSource); ok && v.IsFromEnv() { |
| 62 | vals = append(vals, v.Key()) |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | return vals |
| 67 | } |
| 68 | |
| 69 | func (vsc *ValueSourceChain) String() string { |
| 70 | s := []string{} |