kenji yoshida

```scala class D2 { def +++(d: D2): D2 = this // don't remove! } object D2 { def main(args: Array[String]): Unit = { var d = new D2 d +++=...

- https://github.com/scala/scala/blob/v2.13.8/src/library/scala/beans/BooleanBeanProperty.scala - https://github.com/scala/scala/blob/v2.13.8/src/library/scala/beans/BeanProperty.scala - https://github.com/scala/scala/blob/v2.13.8/src/library/scala/annotation/meta/beanGetter.scala - https://github.com/scala/scala/blob/v2.13.8/src/library/scala/annotation/meta/beanSetter.scala

https://github.com/scalikejdbc/scalikejdbc-play-support/pull/60 https://github.com/scalikejdbc/scalikejdbc-play-support/blob/aff5b1d210d3326d655d399519c2096cd34a5cc1/windows_test_filter.sbt#L1-L13

"sbt tut" fail

1

due to https://github.com/scalaz/testz/pull/28 https://travis-ci.org/scalaz/testz/builds/447113228 ``` [tut] *** Error reported at /home/travis/build/scalaz/testz/docs/src/main/tut/docs/01-first-example.md:15 :12: error: object Harness is not a member of package testz import testz.{Harness, PureHarness, assert} ^ [tut] *** Error...

Lightbend Activator will be EOL-ed

2

https://www.lightbend.com/blog/introducing-a-new-way-to-get-started-with-lightbend-technologies-and-saying-goodbye-to-activator migrate or create new giter8 template? or something?

Singleton types are lost when used on the left of a right-associative operator

1

``` Welcome to Scala 2.13.0-pre-1f68c6c (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0_181). Type in expressions for evaluation. Or try :help. scala> class A[B](val b: B) { def c: List[b.type] =...

akkaのライセンス変更に対応する（？）

2

- https://www.lightbend.com/blog/why-we-are-changing-the-license-for-akka - https://github.com/akka/akka/pull/31561 今すこしakkaの記述があるが https://github.com/scala-text/scala_text/blob/13ec0bd10057ac2572520eed2f420ad1953b5f0f/src/introduction-to-scala.md?plain=1#L80-L82 - 一般的なOSSではないことに一言触れる、追記する - (OSS以外の注意を要するライブラリ紹介したくないなら？)バッサリakkaの記述削除 - ライブラリの紹介はしているが、OSSとは言ってない(scala text内部に嘘が書いてあるわけではない？)ので、まだ現状維持というか様子みる？

Update to Scala 3.0.x

1

- copy `Var` https://github.com/lampepfl/dotty/pull/10193 - remove `sbt-dotty` plugin and update README - `Toolbox` => `Compiler` https://github.com/lampepfl/dotty/pull/11129 - `QuoteContext` => `Quotes` https://github.com/lampepfl/dotty/pull/10432 - add `"-language:experimental.namedTypeArguments"` option