Adding (basic) configuration (#135)

cli/uiUtils/prettyString.go

@@ -0,0 +1,36 @@
+package uiUtils
+
+import (
+	"bytes"
+	"encoding/json"
+	"gopkg.in/yaml.v3"
+)
+
+const (
+	empty = ""
+	tab   = "\t"
+)
+
+func PrettyJson(data interface{}) (string, error) {
+	buffer := new(bytes.Buffer)
+	encoder := json.NewEncoder(buffer)
+	encoder.SetIndent(empty, tab)
+
+	err := encoder.Encode(data)
+	if err != nil {
+		return empty, err
+	}
+	return buffer.String(), nil
+}
+
+func PrettyYaml(data interface{}) (string, error) {
+	buffer := new(bytes.Buffer)
+	encoder := yaml.NewEncoder(buffer)
+	encoder.SetIndent(0)
+
+	err := encoder.Encode(data)
+	if err != nil {
+		return empty, err
+	}
+	return buffer.String(), nil
+}