private def heuristic2SearchTerms()

in modules/core/src/main/scala/org/scalasteward/core/edit/update/Selector.scala [135:169]

26 lines of code
3 McCabe index (conditional complexity)


  private def heuristic2SearchTerms(update: Update.Single): List[String] =
    util.string.extractWords(update.mainArtifactId).filterNot(isCommonWord)

  private def heuristic3SearchTerms(update: Update.Single): List[String] =
    update.mainArtifactId.toSeq.sliding(5).map(_.unwrap).filterNot(isCommonWord).toList

  private def heuristic4SearchTerms(update: Update.Single): List[String] =
    List(update.groupId.value)

  private def heuristic5SearchTerms(update: Update.Single): List[String] =
    update.groupId.value
      .split('.')
      .toList
      .drop(1)
      .flatMap(util.string.extractWords)
      .filter(_.length > 3)

  private def searchTermsAsRegex(terms: List[String]): Option[Pattern] =
    Nel
      .fromList(terms.map(removeCommonSuffix).map(toFlexibleRegex).filter(_.nonEmpty))
      .map(ts => Pattern.compile("(?i)" + alternation(ts)))

  private def removeCommonSuffix(str: String): String =
    util.string.removeSuffix(str, Update.commonSuffixes)

  /** Removes punctuation from the input and returns it as regex that allows punctuation between
    * characters.
    */
  private def toFlexibleRegex(string: String): String = {
    val punctuation = List('.', '-', '_')
    val allowPunctuation = "[\\.\\-_]*"
    string.toList
      .collect { case c if !punctuation.contains_(c) => Regex.quote(c.toString) }
      .intercalate(allowPunctuation)
  }