与此
question有些类似,如何在子项目中引用自定义设置.
在build.sbt中:
import sbt.Keys._ val finagLeversion = settingKey[String]("Defines the Finagle version") val defaultSettings = Defaults.coreDefaultSettings ++ Seq( finagLeversion in ThisBuild := "6.20.0",organization in ThisBuild := "my.package",scalaVersion in ThisBuild := "2.10.4",version in ThisBuild := "0.1-SNAPSHOT" ) lazy val root = project.in(file(".")).aggregate(thrift).settings( publishArtifact in (Compile,packageBin) := false,publishArtifact in (Compile,packageDoc) := false,packageSrc) := false ) lazy val thrift = project.in(file("thrift"))
在thrift / build.sbt中:
name := "thrift" // doesn't work libraryDependencies ++= Seq( "com.twitter" %% "finagle-thriftmux" % (finagLeversion in LocalRootProject).value )
解决方法
.sbt文件无法查看其他.sbt文件中的定义(例如,val),即使它们是同一版本的一部分.
但是,构建中的所有.sbt文件都可以查看/导入project / * .scala文件的内容.所以你必须在.scala文件中声明你的val finagLeversion:
项目/ CustomKeys.scala:
import sbt._ import Keys._ object CustomKeys { val finagLeversion = settingKey[String]("Defines the Finagle version") }
现在,在你的.sbt文件中,只是
import CustomKeys._
而你很高兴.