A function to remove duplicate values from a dictionary

removeDuplicates.swift

/**
     This function removes duplicates from any dictionary
     - Parameter dict: The input dictionary to remove duplicate values from
     - Returns: The same dictionary with duplicates removed
     */
    private static func removeDuplicates<Key: Hashable, Value: Hashable>(fromDict dict: Dictionary<Key, Value>) -> Dictionary<Key, Value> {
        var uniqueValues = Set<Value>()
        var resultDict = [Key : Value](minimumCapacity: dict.count)
        
        for (key, value) in dict {
          if !uniqueValues.contains(value) {
            uniqueValues.insert(value)
            resultDict[key] = value
          }
        }
        
        return resultDict
    }