anagram scala file

anagram.sc

import java.io.File
import scala.collection.mutable

def sortWord(word: String) = new String(word.toCharArray.sorted)

val wordList = scala.io.Source.fromFile(
  new File("wordsEn.txt"))
  .getLines()
  .filter(_.length > 2)

val toWords = mutable.HashMap[String, List[String]]()

wordList.foreach(word => {
  val ordered = sortWord(word)
  if (toWords.contains(ordered)) {
    toWords.put(ordered, toWords.get(ordered).get :+ word)
  } else {
    toWords.put(ordered, List[String](word))
  }
})

//toWords.filter(_._2.size > 1).foreach(println)

toWords.filter(_._2.size > 1)
  .get(sortWord("this"))

generate-chars.sc

val required = Set[Char]('a')
val otherChars = Set[Char]('t', 'h', 's', 'e', 'd', 'i')

val allPossibles = otherChars
  .subsets()
  .map(_.union(required))
  .filter(_.size > 2)
  .map(set => {
    set.mkString.toCharArray.sorted.mkString
  })

allPossibles.foreach(println)