chore: add scala.language.2 to files in scala.collection

Author: hamzaremmal

library/src/scala/collection/ArrayOps.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import java.lang.Math.{max, min}
 import java.util.Arrays
 

library/src/scala/collection/BitSet.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import java.io.{ObjectInputStream, ObjectOutputStream}
 
 import scala.annotation.nowarn

library/src/scala/collection/BufferedIterator.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 
 /** Buffered iterators are iterators which provide a method `head`
  *  that inspects the next element without discarding it.

library/src/scala/collection/BuildFrom.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.annotation.implicitNotFound
 import scala.collection.mutable.Builder
 import scala.collection.immutable.WrappedString

library/src/scala/collection/DefaultMap.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 
 /** A default map which builds a default `immutable.Map` implementation for all
   * transformations.

library/src/scala/collection/Factory.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.collection.immutable.NumericRange
 import scala.language.implicitConversions
 import scala.collection.mutable.Builder

library/src/scala/collection/Hashing.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 
 protected[collection] object Hashing {
 

library/src/scala/collection/IndexedSeq.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.{nowarn, tailrec}
 import scala.collection.Searching.{Found, InsertionPoint, SearchResult}
 import scala.collection.Stepper.EfficientSplit

library/src/scala/collection/IndexedSeqView.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.nowarn
 
 

library/src/scala/collection/Iterable.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.nowarn
 import scala.annotation.unchecked.uncheckedVariance
 import scala.collection.mutable.Builder

library/src/scala/collection/IterableOnce.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.tailrec
 import scala.annotation.unchecked.uncheckedVariance
 import scala.collection.mutable.StringBuilder

library/src/scala/collection/Iterator.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.collection.mutable.{ArrayBuffer, ArrayBuilder, Builder, ImmutableBuilder}
 import scala.annotation.tailrec
 import scala.annotation.unchecked.uncheckedVariance

library/src/scala/collection/JavaConverters.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import java.util.{concurrent => juc}
 import java.{lang => jl, util => ju}
 

library/src/scala/collection/LazyZipOps.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.language.implicitConversions
 
 /** Decorator representing lazily zipped pairs.

library/src/scala/collection/LinearSeq.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.{nowarn, tailrec}
 
 /** Base trait for linearly accessed sequences that have efficient `head` and

library/src/scala/collection/Map.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.nowarn
 import scala.collection.generic.DefaultSerializable
 import scala.collection.mutable.StringBuilder

library/src/scala/collection/MapView.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.annotation.nowarn
 import scala.collection.MapView.SomeMapOps
 import scala.collection.mutable.Builder

library/src/scala/collection/Searching.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.language.implicitConversions
 import scala.collection.generic.IsSeq
 

library/src/scala/collection/Seq.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.collection.immutable.Range
 import scala.util.hashing.MurmurHash3
 import Searching.{Found, InsertionPoint, SearchResult}

library/src/scala/collection/SeqMap.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.annotation.nowarn
 
 /**

library/src/scala/collection/SeqView.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.nowarn
 import scala.collection.generic.CommonErrors
 

library/src/scala/collection/Set.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.util.hashing.MurmurHash3
 import java.lang.String
 

library/src/scala/collection/SortedMap.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.{implicitNotFound, nowarn}
 
 /** A Map whose keys are sorted according to a [[scala.math.Ordering]]*/

library/src/scala/collection/SortedOps.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 
 /** Base trait for sorted collections */
 trait SortedOps[A, +C] {

library/src/scala/collection/SortedSet.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.annotation.{implicitNotFound, nowarn}
 import scala.annotation.unchecked.uncheckedVariance
 

library/src/scala/collection/Stepper.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import java.util.function.{Consumer, DoubleConsumer, IntConsumer, LongConsumer}
 import java.util.{PrimitiveIterator, Spliterator, Iterator => JIterator}
 import java.{lang => jl}

library/src/scala/collection/StepperShape.scala

@@ -14,6 +14,7 @@ package scala.collection
 
 import java.{lang => jl}
 
+import scala.language.`2`
 import scala.collection.Stepper.EfficientSplit
 
 /** An implicit StepperShape instance is used in the [[IterableOnce.stepper]] to return a possibly

library/src/scala/collection/StrictOptimizedIterableOps.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.nowarn
 import scala.annotation.unchecked.uncheckedVariance
 import scala.runtime.Statics

library/src/scala/collection/StrictOptimizedMapOps.scala

@@ -12,6 +12,8 @@
 
 package scala.collection
 
+import scala.language.`2`
+
 /**
   * Trait that overrides map operations to take advantage of strict builders.
   *

library/src/scala/collection/StrictOptimizedSeqOps.scala

@@ -12,6 +12,8 @@
 
 package scala.collection
 
+import scala.language.`2`
+
 /**
   * Trait that overrides operations on sequences in order
   * to take advantage of strict builders.

library/src/scala/collection/StrictOptimizedSetOps.scala

@@ -12,6 +12,8 @@
 
 package scala.collection
 
+import scala.language.`2`
+
 /**
   * Trait that overrides set operations to take advantage of strict builders.
   *

library/src/scala/collection/StrictOptimizedSortedMapOps.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.annotation.implicitNotFound
 
 /**

library/src/scala/collection/StrictOptimizedSortedSetOps.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.implicitNotFound
 import scala.annotation.unchecked.uncheckedVariance
 

library/src/scala/collection/StringOps.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import java.lang.{StringBuilder => JStringBuilder}
 
 import scala.collection.Stepper.EfficientSplit

library/src/scala/collection/StringParsers.scala

@@ -13,6 +13,7 @@
 package scala
 package collection
 
+import scala.language.`2`
 import scala.annotation.tailrec
 
 /** A module containing the implementations of parsers from strings to numeric types, and boolean

library/src/scala/collection/View.scala

@@ -12,6 +12,7 @@
 
 package scala.collection
 
+import scala.language.`2`
 import scala.annotation.{nowarn, tailrec}
 import scala.collection.mutable.{ArrayBuffer, Builder}
 import scala.collection.immutable.LazyList

library/src/scala/collection/WithFilter.scala

@@ -12,6 +12,8 @@
 
 package scala.collection
 
+import scala.language.`2`
+
 /** A template trait that contains just the `map`, `flatMap`, `foreach` and `withFilter` methods
   * of trait `Iterable`.
   *

library/src/scala/collection/concurrent/Map.scala

@@ -13,6 +13,7 @@
 package scala
 package collection.concurrent
 
+import scala.language.`2`
 import scala.annotation.tailrec
 
 /** A template trait for mutable maps that allow concurrent access.

library/src/scala/collection/concurrent/TrieMap.scala

@@ -14,6 +14,7 @@ package scala
 package collection
 package concurrent
 
+import scala.language.`2`
 import java.util.concurrent.atomic._
 import scala.{unchecked => uc}
 import scala.annotation.tailrec

library/src/scala/collection/convert/AsJavaConverters.scala

@@ -14,6 +14,7 @@ package scala
 package collection
 package convert
 
+import scala.language.`2`
 import java.util.{concurrent => juc}
 import java.{lang => jl, util => ju}
 

library/src/scala/collection/convert/AsJavaExtensions.scala

@@ -14,6 +14,7 @@ package scala
 package collection
 package convert
 
+import scala.language.`2`
 import java.util.{concurrent => juc}
 import java.{lang => jl, util => ju}
 

library/src/scala/collection/convert/AsScalaConverters.scala

@@ -14,6 +14,7 @@ package scala
 package collection
 package convert
 
+import scala.language.`2`
 import java.util.{concurrent => juc}
 import java.{lang => jl, util => ju}
 

library/src/scala/collection/convert/AsScalaExtensions.scala

@@ -14,6 +14,7 @@ package scala
 package collection
 package convert
 
+import scala.language.`2`
 import java.util.{concurrent => juc}
 import java.{lang => jl, util => ju}
 

library/src/scala/collection/convert/ImplicitConversions.scala

@@ -14,6 +14,7 @@ package scala
 package collection
 package convert
 
+import scala.language.`2`
 import java.util.{concurrent => juc}
 import java.{lang => jl, util => ju}
 

library/src/scala/collection/convert/JavaCollectionWrappers.scala

@@ -14,6 +14,7 @@ package scala
 package collection
 package convert
 
+import scala.language.`2`
 import java.util.{concurrent => juc}
 import java.util.{NavigableMap}
 import java.{lang => jl, util => ju}

library/src/scala/collection/convert/StreamExtensions.scala

@@ -12,6 +12,7 @@
 
 package scala.collection.convert
 
+import scala.language.`2`
 import java.util.Spliterator
 import java.util.stream._
 import java.{lang => jl}

library/src/scala/collection/convert/impl/ArrayStepper.scala

@@ -13,6 +13,7 @@
 package scala.collection.convert
 package impl
 
+import scala.language.`2`
 import scala.collection._
 
 private[collection] class ObjectArrayStepper[A <: Object](underlying: Array[A], _i0: Int, _iN: Int)

library/src/scala/collection/convert/impl/BinaryTreeStepper.scala

@@ -13,6 +13,7 @@
 package scala.collection.convert
 package impl
 
+import scala.language.`2`
 import java.util.Spliterator
 
 import annotation.tailrec

library/src/scala/collection/convert/impl/BitSetStepper.scala

@@ -13,6 +13,7 @@
 package scala.collection.convert
 package impl
 
+import scala.language.`2`
 import scala.collection.Stepper.EfficientSplit
 import scala.collection.{BitSetOps, IntStepper, Stepper}