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Add helper function to unstructured (#527)

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* Add helper function to unstructured

to be used in: https://github.com/spectrocloud/kubesplit/tree/remove-dependencies

Signed-off-by: Dimitris Karakasilis <dimitris@karakasilis.me>

* Add tests

Signed-off-by: Dimitris Karakasilis <dimitris@karakasilis.me>

Signed-off-by: Dimitris Karakasilis <dimitris@karakasilis.me>
This commit is contained in:
Dimitris Karakasilis
2022-12-05 19:56:21 +02:00
committed by Itxaka
parent b99d55b900
commit 8fbc72447e
3 changed files with 161 additions and 2 deletions
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45
sdk/unstructured/yaml.go
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@@ -33,12 +33,12 @@ func YAMLHasKey(query string, content []byte) (bool, error) {
return false, err
}
if v == nil {
return false, fmt.Errorf("not found")
return false, nil
}
return true, nil
}
func jq(command string, data map[string]interface{}) (map[string]interface{}, error) {
func lookupKey(command string, data map[string]interface{}) (interface{}, error) {
query, err := gojq.Parse(command)
if err != nil {
return nil, err
@@ -53,6 +53,47 @@ func jq(command string, data map[string]interface{}) (map[string]interface{}, er
if !ok {
return nil, errors.New("failed getting result from gojq")
}
return v, nil
}
func LookupString(command string, data map[string]interface{}) (string, error) {
v, err := lookupKey(command, data)
if err != nil {
return "", err
}
if t, ok := v.(string); ok {
return t, nil
}
return "", fmt.Errorf("value is not a string: %T", v)
}
func ReplaceValue(command string, data map[string]interface{}) (string, error) {
v, err := lookupKey(command, data)
if err != nil {
return "", err
}
if _, ok := v.(map[string]interface{}); ok {
b, err := yaml.Marshal(v)
return string(b), err
}
return "", fmt.Errorf("unexpected type: %T", v)
}
// func ReplaceKeyValue(command string, data interface{}) (string, error) {
// LookupString(commd
// }
func jq(command string, data map[string]interface{}) (map[string]interface{}, error) {
v, err := lookupKey(command, data)
if err != nil {
return make(map[string]interface{}), err
}
if err, ok := v.(error); ok {
return nil, err
}