joshlemer / scala-collection-contrib

scala-collection-contrib

This module provides various additions to the Scala 2.13 standard collections.

Usage

If you're using sbt, you can add the dependency as follows:

libraryDependencies += "org.scala-lang.modules" %% "scala-collection-contrib" % "0.2.0"

Here is the full Scaladoc.

New collection types

These collections are in the scala.collection package.

• MultiSet (both mutable and immutable)
• SortedMultiSet (both mutable and immutable)
• MultiDict (both mutable and immutable)
• SortedMultiDict (both mutable and immutable)

New operations

The new operations are provided via an implicit enrichment. You need to add the following import to make them available:

import scala.collection.decorators._

The following operations are provided:

• Seq
  • intersperse
  • replaced
• Map
  • zipByKey / join / zipByKeyWith
  • mergeByKey / fullOuterJoin / mergeByKeyWith / leftOuterJoin / rightOuterJoin
• BitSet
  • <<
  • >>

Maintenance status

This module is community-maintained. If you are interested in participating, please jump right in on issues and pull requests.

Releasing

As with other Scala standard modules, build and release infrastructure is provided by the sbt-scala-module sbt plugin.