Switched to scalajs-1.7.0

This is also close #13 and close #14

Author: catap

CHANGELOG.md

@@ -3,6 +3,7 @@
 All notable changes to this project will be documented in this file.
 
 ## [unreleased]
+- Switched to Scala.js-1.7.0.
 
 ## [2.8.0] - 2021-07-16
 - Introduced `doneXor`.

project/plugins.sbt

@@ -2,7 +2,7 @@ addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject"      % "1.1.0")
 addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "1.1.0")
 
 val scalaJSVersion =
-  Option(System.getenv("SCALAJS_VERSION")).getOrElse("1.6.0")
+  Option(System.getenv("SCALAJS_VERSION")).getOrElse("1.7.0")
 val scalaNativeJSVersion =
   Option(System.getenv("SCALANATIVE_VERSION")).getOrElse("0.4.0")