conversion top-level constant
Implementation
const Map<String, int> conversion = {
"a8": 0,
"b8": 1,
"c8": 2,
"d8": 3,
"e8": 4,
"f8": 5,
"g8": 6,
"h8": 7,
"a7": 8,
"b7": 9,
"c7": 10,
"d7": 11,
"e7": 12,
"f7": 13,
"g7": 14,
"h7": 15,
"a6": 16,
"b6": 17,
"c6": 18,
"d6": 19,
"e6": 20,
"f6": 21,
"g6": 22,
"h6": 23,
"a5": 24,
"b5": 25,
"c5": 26,
"d5": 27,
"e5": 28,
"f5": 29,
"g5": 30,
"h5": 31,
"a4": 32,
"b4": 33,
"c4": 34,
"d4": 35,
"e4": 36,
"f4": 37,
"g4": 38,
"h4": 39,
"a3": 40,
"b3": 41,
"c3": 42,
"d3": 43,
"e3": 44,
"f3": 45,
"g3": 46,
"h3": 47,
"a2": 48,
"b2": 49,
"c2": 50,
"d2": 51,
"e2": 52,
"f2": 53,
"g2": 54,
"h2": 55,
"a1": 56,
"b1": 57,
"c1": 58,
"d1": 59,
"e1": 60,
"f1": 61,
"g1": 62,
"h1": 63,
};