in dataenum-processor/src/main/java/com/spotify/dataenum/processor/parser/MembersParser.java [195:203]
List<ExecutableElement> values() {
if (elements.containsKey(VALUE)) {
return elements
.get(VALUE)
.stream()
.map(x -> (ExecutableElement) x)
.collect(Collectors.toList());
} else return Collections.emptyList();
}