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// ======================== newMapToXmlIndent
func (mv Map) MarshalXml(rootTag ...string) ([]byte, error) {
m := map[string]interface{}(mv)
var err error
// s := new(string)
// b := new(strings.Builder)
b := new(bytes.Buffer)
p := new(pretty) // just a stub
if len(m) == 1 && len(rootTag) == 0 {
for key, value := range m {
// if it an array, see if all values are map[string]interface{}
// we force a new root tag if we'll end up with no key:value in the list
// so: key:[string_val, bool:true] --> <doc><key>string_val</key><bool>true</bool></doc>
switch value.(type) {
case []interface{}:
for _, v := range value.([]interface{}) {
switch v.(type) {
case map[string]interface{}: // noop
default: // anything else
err = marshalMapToXmlIndent(false, b, DefaultRootTag, m, p)
goto done
}
}
}
err = marshalMapToXmlIndent(false, b, key, value, p)
}
} else if len(rootTag) == 1 {
err = marshalMapToXmlIndent(false, b, rootTag[0], m, p)
} else {
err = marshalMapToXmlIndent(false, b, DefaultRootTag, m, p)
}
done:
return b.Bytes(), err
}
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