Contents

import scala.util.parsing.combinator.RegexParsers

object BracketPush extends RegexParsers {
  lazy val t = "[^\\[\\]\\(\\)\\{\\}]+".r

  private def paren: Parser[String] =
    ("(" ~ rep1(t | paren) ~ ")" |
      "[" ~ rep1(t | paren) ~ "]" |
      "{" ~ rep1(t | paren) ~ "}" |
      "(" ~ ")" |
      "[" ~ "]" |
      "{" ~ "}" |
      t) ^^ {
      case _ => ""
    }

  private def all = rep(paren)

  def isPaired(s: String) = this.parseAll(all, s) match {
    case NoSuccess(_, _) => false
    case Success(_, _) => true
  }
}

Version data entries

172 entries across 172 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.179	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.178	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.177	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.176	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.175	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.174	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.173	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.172	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.171	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.170	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.169	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.167	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.166	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.165	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.164	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.163	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.162	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.161	tracks/scala/exercises/bracket-push/example.scala
trackler-2.2.1.160	tracks/scala/exercises/bracket-push/example.scala