map2xml.groovy

map2xml.groovy

String map2xml(Map input) {
    def sw = new StringWriter()
    def builder = new groovy.xml.MarkupBuilder(sw)
    builder.doubleQuotes = true
    builder.metaClass.recursive = { Map map ->
        map.each { key, value ->
            "${key}"(value in Map ? { recursive(value) } : value)
        }
    }
    builder.langs(type: "current") {
        recursive input
    }
    sw.toString()
}

def input = [
    key1: "value1",
    key2: "value2",
    key3: [
        "key3-1": "value3-1",
        "key3-2": "value3-2",
    ]
]

def expected = '''\
<langs type="current">
  <key1>value1</key1>
  <key2>value2</key2>
  <key3>
    <key3-1>value3-1</key3-1>
    <key3-2>value3-2</key3-2>
  </key3>
</langs>'''

def result = map2xml(input)

assert result == expected