private static def Map _addFlattenedProperties()

in netbeans.apache.org/buildSrc/src/main/groovy/Utils.groovy [12:31]

• 18 lines of code
• 3 McCabe index (conditional complexity)

    private static def Map _addFlattenedProperties(Map m,
            String separator = '.',
            String key = '',
            Map receiver=[:],
            boolean top=true) {
        
        m.each {
            k, v ->
            if(v instanceof Map) {
                _addFlattenedProperties(v, separator, "${key?:''}${key?separator:''}${k}", receiver, false)
            } else {
                receiver["${key?:''}${key?separator:''}${k}"] = v
            }
        }
        //if we're the top caller
        if(top) {
            receiver.putAll(m)
        }
        return receiver
    }