Merge pull request scala/scala#8118 from magnolia-k/add_doc_ArraySeq#unsafeWrapArray

SethTisue · web-flow · commit 4375e68e269f · 2019-06-04T16:25:28.000+02:00
Added to the document about why it is 'unsafe'.
diff --git a/library/src/scala/collection/immutable/ArraySeq.scala b/library/src/scala/collection/immutable/ArraySeq.scala
@@ -239,7 +239,7 @@ object ArraySeq extends StrictOptimizedClassTagSeqFactory[ArraySeq] { self =>
 
   /**
    * Wrap an existing `Array` into an `ArraySeq` of the proper primitive specialization type
-   * without copying.
+   * without copying. Any changes to wrapped array will break the expected immutability.
    *
    * Note that an array containing boxed primitives can be wrapped in an `ArraySeq` without
    * copying. For example, `val a: Array[Any] = Array(1)` is an array of `Object` at runtime,

Original file line number	Diff line number	Diff line change
`@@ -239,7 +239,7 @@ object ArraySeq extends StrictOptimizedClassTagSeqFactory[ArraySeq] { self =>`
`239`	`239`
`240`	`240`	`/**`
`241`	`241`	* Wrap an existing `Array` into an `ArraySeq` of the proper primitive specialization type
`242`		`- * without copying.`
	`242`	`+ * without copying. Any changes to wrapped array will break the expected immutability.`
`243`	`243`	`*`
`244`	`244`	* Note that an array containing boxed primitives can be wrapped in an `ArraySeq` without
`245`	`245`	* copying. For example, `val a: Array[Any] = Array(1)` is an array of `Object` at runtime,