httpserver 编译出错 #4
Description
[INFO] ------------------------------------------------------------------------
[INFO] Building Hamal HTTP Server 2.0.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] --- build-helper-maven-plugin:1.9.1:add-source (add-source) @ hamal-http-server ---
[INFO] Source directory: D:\code\my\workspace\DataXServer-master\httpserver\src\main\thrift\gen-java added.
[INFO]
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ hamal-http-server ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 1 resource
[INFO]
[INFO] --- scala-maven-plugin:3.2.2:compile (scala-compile-first) @ hamal-http-server ---
[WARNING] Expected all dependencies to require Scala version: 2.13.0
[WARNING] com.typesafe.akka:akka-actor_2.13:2.5.25 requires scala version: 2.12.0
[WARNING] Multiple versions of scala libraries detected!
[INFO] Using incremental compilation
[INFO] 'compiler-interface' not yet compiled for Scala 2.13.0. Compiling...
C:\Users\002696\AppData\Local\Temp\sbt_3fa94ed9\xsbt\Compat.scala:127: error: postfix operator headOption needs to be enabled
by making the implicit value scala.language.postfixOps visible.
This can be achieved by adding the import clause 'import scala.language.postfixOps'
or by setting the compiler option -language:postfixOps.
See the Scaladoc for value scala.language.postfixOps for a discussion
why the feature needs to be explicitly enabled.
} headOption
^
one error found