radiusMap top-level property

Implementation

final radiusMap = {
  "zero": Radius.zero,
  "circular": (Object value) {
    return Radius.circular(parseDouble(value) ?? 0);
  },
  "elliptical": (Object x, Object y) {
    return Radius.elliptical(parseDouble(x) ?? 0, parseDouble(y) ?? 0);
  },
};