reduce -> reduce(into:)

Author: RISCfuture

Sources/lib/GameFinder.swift

@@ -50,17 +50,14 @@ actor GameFinder {
     }
 
     private static var tileSizes: Dictionary<Int, Array<Int>> {
-        validWordLengths.reduce([:]) { dict, wordLength in
-            var dict = dict
+        validWordLengths.reduce(into: [:]) { dict, wordLength in
             dict[wordLength] = Array(repeating: minCharactersPerTile, count: numTilesPerFourtile)
             while dict[wordLength]!.reduce(0, +) < wordLength {
                 guard let index = dict[wordLength]!.firstIndex(where: { $0 < maxCharactersPerTile }) else {
                     fatalError("Couldn’t generate tileSizes")
                 }
                 dict[wordLength]![index] += 1
             }
-
-            return dict
         }
     }