Learning Dart

dart/scrabble-score/lib/scrabble_score.dart

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+class ScrabbleScore {
+  Map letterScores = Map<rune, int>.of({
+    'a': 1, 'e': 1, 'i': 1, 'o': 1, 'u': 1, 'l': 1, 'n': 1, 'r': 1, 's': 1, 't': 1,
+    'd': 2, 'g': 2,
+    'b': 3, 'c': 3, 'm': 3, 'p': 3,
+    'f': 4, 'h': 4, 'v': 4, 'w': 4, 'y': 4,
+    'k': 5,
+    'j': 8, 'x': 8,
+    'q': 10, 'z': 10
+  });
+
+  int score(String word) {
+    word = word.toLowerCase();
+    int ret = 0;
+    word.runes.forEach(r => ret += letterScores[r]);
+    return ret;
+  }
+}