Node.js v11.13.0リリースノート

crypto

• Allow deriving public from private keys
  • 秘密鍵から公開鍵が作成できるようになった

events

• Added a once function to use EventEmitter with promises
  • EventEmmiterでPromiseを使うために、once()を追加

tty

• Added a hasColors method to WriteStream
  • WriteStreamにhashColors()を追加
• Added NO_COLOR and FORCE_COLOR support
  • 環境変数にNO_COLORとFORCE_COLORを追加

v8

• Added v8.getHeapSnapshot and v8.writeHeapSnapshot to generate snapshots in the format used by tools such as Chrome DevTools
  • v8.getHeapSnapshot()とv8.writeHeapSnapshot()を追加
    • Chrome DevTools等で使用されている形式のスナップショットを生成するため

worker

• Added worker.moveMessagePortToContext. This enables using MessagePorts in different vm.Contexts, aiding with the isolation that the vm module seeks to provide
  • worker.moveMessagePortToContext()を追加
    • 異なるvm.ContextsでMessagePortsが使用可能になる？

C++ API

• AddPromiseHook is now deprecated. This API was added to fill a use case that is served by async_hooks, since that has Promise support
  • AddPromiseHookが非推奨になった
• Added a Stop API to shut down Node.js while it is running
  • 実行中のNode.jsを終了するためのStop APIをついか