romanDigits top-level constant

Implementation

const romanDigits = <String, int>{
  'i': 1,
  'v': 5,
  'x': 10,
  'l': 50,
  'c': 100,
  'd': 500,
  'm': 1000,
  'I': 1,
  'V': 5,
  'X': 10,
  'L': 50,
  'C': 100,
  'D': 500,
  'M': 1000,
};