getAsList<E> method
Implementation
List<E>? getAsList<E>(String key,
{List<E>? defaultValue, bool caseSensitive = false}) {
var l = get(key, defaultValue: defaultValue, caseSensitive: caseSensitive);
if (l == null) return null;
if (l is! List) {
throw StateError("Can't return key `$key` as `List`: $l");
}
return l is List<E> ? l : l.cast<E>();
}