使用 doc 命令编译和 运行 dotty 代码
Compile and run dotty code using doc command
我克隆了 dotty 并将其添加到我的 PATH（我是 Linux 用户）之后我使用 dotty 创建了 HelloWorld 项目并尝试编译并 运行 它使用dotc和dotr命令，如下：
dotc HelloWorld.scala
dotr HelloWorld
我收到这个错误：
naseem@naseem-Satellite-C850-B177:~/Desktop/hellodotty/src/main/scala$ dotc Main.scala
Building Dotty...
[info] Loading settings for project global-plugins from idea.sbt ...
[info] Loading global plugins from /home/naseem/.sbt/1.0/plugins
[info] Loading settings for project dotty-build-build from build.sbt ...
[info] Loading project definition from /home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/project
[info] Updating ProjectRef(uri("file:/home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/project/"), "dotty-build-build")...
[info] Done updating.
[info] Compiling 1 Scala source to /home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/project/target/scala-2.12/sbt-1.0/classes ...
[info] Done compiling.
[info] Loading settings for project dotty-build from plugins.sbt,build.sbt ...
[info] Loading project definition from /home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project
[info] Updating ProjectRef(uri("file:/home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/"), "dotty-build")...
[info] downloading https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases/com.eed3si9n/sbt-buildinfo/scala_2.12/sbt_1.0/0.9.0/jars/sbt-buildinfo.jar ...
[info] downloading https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases/com.jsuereth/sbt-pgp/scala_2.12/sbt_1.0/2.0.0/jars/sbt-pgp.jar ...
[info] downloading https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases/pl.project13.scala/sbt-jmh/scala_2.12/sbt_1.0/0.3.2/jars/sbt-jmh.jar ...
[info] [SUCCESSFUL ] pl.project13.scala#sbt-jmh;0.3.2!sbt-jmh.jar (3693ms)
[info] [SUCCESSFUL ] com.eed3si9n#sbt-buildinfo;0.9.0!sbt-buildinfo.jar (4591ms)
[info] [SUCCESSFUL ] com.jsuereth#sbt-pgp;2.0.0!sbt-pgp.jar (5110ms)
[info] Done updating.
[warn] There may be incompatibilities among your library dependencies; run 'evicted' to see detailed eviction warnings.
[info] Compiling 8 Scala sources and 1 Java source to /home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/target/scala-2.12/sbt-1.0/classes ...
[info] Done compiling.
[info] Loading settings for project dotty from build.sbt ...
[info] Resolving key references (15750 settings) ...
[info] Set current project to dotty (in build file:/home/naseem/dotty/)
[error] java.lang.RuntimeException: Could not create directory .vscode
[error] at scala.sys.package$.error(package.scala:26)
[error] at sbt.io.IO$.createDirectory(IO.scala:326)
[error] at sbt.io.IO$.copyImpl(IO.scala:763)
[error] at sbt.io.IO$.$anonfun$copy(IO.scala:754)
[error] at scala.Function$.$anonfun$tupled(Function.scala:77)
[error] at scala.collection.TraversableLike.$anonfun$map(TraversableLike.scala:233)
[error] at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:58)
[error] at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:51)
[error] at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)
[error] at scala.collection.TraversableLike.map(TraversableLike.scala:233)
[error] at scala.collection.TraversableLike.map$(TraversableLike.scala:226)
[error] at scala.collection.AbstractTraversable.map(Traversable.scala:104)
[error] at sbt.io.IO$.copy(IO.scala:754)
[error] at sbt.io.IO$.copyDirectory(IO.scala:800)
[error] at Build$.$anonfun$globalSettings(Build.scala:190)
[error] at scala.Function1.$anonfun$andThen(Function1.scala:52)
[error] at sbt.Project$.setProject(Project.scala:485)
[error] at sbt.BuiltinCommands$.doLoadProject(Main.scala:840)
[error] at sbt.BuiltinCommands$.$anonfun$loadProjectImpl(Main.scala:800)
[error] at sbt.Command$.$anonfun$applyEffect(Command.scala:142)
[error] at sbt.Command$.$anonfun$applyEffect(Command.scala:137)
[error] at sbt.Command$.process(Command.scala:181)
[error] at sbt.MainLoop$.processCommand(MainLoop.scala:151)
[error] at sbt.MainLoop$.$anonfun$next(MainLoop.scala:139)
[error] at sbt.State$$anon.runCmd(State.scala:246)
[error] at sbt.State$$anon.process(State.scala:250)
[error] at sbt.MainLoop$.$anonfun$next(MainLoop.scala:139)
[error] at sbt.internal.util.ErrorHandling$.wideConvert(ErrorHandling.scala:16)
[error] at sbt.MainLoop$.next(MainLoop.scala:139)
[error] at sbt.MainLoop$.run(MainLoop.scala:132)
[error] at sbt.MainLoop$.$anonfun$runWithNewLog(MainLoop.scala:110)
[error] at sbt.io.Using.apply(Using.scala:22)
[error] at sbt.MainLoop$.runWithNewLog(MainLoop.scala:104)
[error] at sbt.MainLoop$.runAndClearLast(MainLoop.scala:59)
[error] at sbt.MainLoop$.runLoggedLoop(MainLoop.scala:44)
[error] at sbt.MainLoop$.runLogged(MainLoop.scala:35)
[error] at sbt.StandardMain$.runManaged(Main.scala:138)
[error] at sbt.xMain.run(Main.scala:89)
[error] at xsbt.boot.Launch$$anonfun$run.apply(Launch.scala:109)
[error] at xsbt.boot.Launch$.withContextLoader(Launch.scala:128)
[error] at xsbt.boot.Launch$.run(Launch.scala:109)
[error] at xsbt.boot.Launch$$anonfun$apply.apply(Launch.scala:35)
[error] at xsbt.boot.Launch$.launch(Launch.scala:117)
[error] at xsbt.boot.Launch$.apply(Launch.scala:18)
[error] at xsbt.boot.Boot$.runImpl(Boot.scala:56)
[error] at xsbt.boot.Boot$.main(Boot.scala:18)
[error] at xsbt.boot.Boot.main(Boot.scala)
[error] Could not create directory .vscode
[error] Use 'last' for the full log.
Project loading failed: (r)etry, (q)uit, (l)ast, or (i)gnore?
有什么建议吗？
您似乎正在阅读投稿人教程"Getting Started"
http://dotty.epfl.ch/docs/contributing/getting-started.html
以防万一，如果您对编写 HelloWorld 不感兴趣，则可以尝试阅读 "Getting Started" for users
我克隆了 dotty 并将其添加到我的 PATH（我是 Linux 用户）之后我使用 dotty 创建了 HelloWorld 项目并尝试编译并 运行 它使用dotc和dotr命令，如下：
dotc HelloWorld.scala
dotr HelloWorld
我收到这个错误：
naseem@naseem-Satellite-C850-B177:~/Desktop/hellodotty/src/main/scala$ dotc Main.scala
Building Dotty...
[info] Loading settings for project global-plugins from idea.sbt ...
[info] Loading global plugins from /home/naseem/.sbt/1.0/plugins
[info] Loading settings for project dotty-build-build from build.sbt ...
[info] Loading project definition from /home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/project
[info] Updating ProjectRef(uri("file:/home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/project/"), "dotty-build-build")...
[info] Done updating.
[info] Compiling 1 Scala source to /home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/project/target/scala-2.12/sbt-1.0/classes ...
[info] Done compiling.
[info] Loading settings for project dotty-build from plugins.sbt,build.sbt ...
[info] Loading project definition from /home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project
[info] Updating ProjectRef(uri("file:/home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/"), "dotty-build")...
[info] downloading https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases/com.eed3si9n/sbt-buildinfo/scala_2.12/sbt_1.0/0.9.0/jars/sbt-buildinfo.jar ...
[info] downloading https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases/com.jsuereth/sbt-pgp/scala_2.12/sbt_1.0/2.0.0/jars/sbt-pgp.jar ...
[info] downloading https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases/pl.project13.scala/sbt-jmh/scala_2.12/sbt_1.0/0.3.2/jars/sbt-jmh.jar ...
[info] [SUCCESSFUL ] pl.project13.scala#sbt-jmh;0.3.2!sbt-jmh.jar (3693ms)
[info] [SUCCESSFUL ] com.eed3si9n#sbt-buildinfo;0.9.0!sbt-buildinfo.jar (4591ms)
[info] [SUCCESSFUL ] com.jsuereth#sbt-pgp;2.0.0!sbt-pgp.jar (5110ms)
[info] Done updating.
[warn] There may be incompatibilities among your library dependencies; run 'evicted' to see detailed eviction warnings.
[info] Compiling 8 Scala sources and 1 Java source to /home/naseem/.sbt/1.0/staging/00a36f6d792ab07b62c5/dotty/project/target/scala-2.12/sbt-1.0/classes ...
[info] Done compiling.
[info] Loading settings for project dotty from build.sbt ...
[info] Resolving key references (15750 settings) ...
[info] Set current project to dotty (in build file:/home/naseem/dotty/)
[error] java.lang.RuntimeException: Could not create directory .vscode
[error] at scala.sys.package$.error(package.scala:26)
[error] at sbt.io.IO$.createDirectory(IO.scala:326)
[error] at sbt.io.IO$.copyImpl(IO.scala:763)
[error] at sbt.io.IO$.$anonfun$copy(IO.scala:754)
[error] at scala.Function$.$anonfun$tupled(Function.scala:77)
[error] at scala.collection.TraversableLike.$anonfun$map(TraversableLike.scala:233)
[error] at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:58)
[error] at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:51)
[error] at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)
[error] at scala.collection.TraversableLike.map(TraversableLike.scala:233)
[error] at scala.collection.TraversableLike.map$(TraversableLike.scala:226)
[error] at scala.collection.AbstractTraversable.map(Traversable.scala:104)
[error] at sbt.io.IO$.copy(IO.scala:754)
[error] at sbt.io.IO$.copyDirectory(IO.scala:800)
[error] at Build$.$anonfun$globalSettings(Build.scala:190)
[error] at scala.Function1.$anonfun$andThen(Function1.scala:52)
[error] at sbt.Project$.setProject(Project.scala:485)
[error] at sbt.BuiltinCommands$.doLoadProject(Main.scala:840)
[error] at sbt.BuiltinCommands$.$anonfun$loadProjectImpl(Main.scala:800)
[error] at sbt.Command$.$anonfun$applyEffect(Command.scala:142)
[error] at sbt.Command$.$anonfun$applyEffect(Command.scala:137)
[error] at sbt.Command$.process(Command.scala:181)
[error] at sbt.MainLoop$.processCommand(MainLoop.scala:151)
[error] at sbt.MainLoop$.$anonfun$next(MainLoop.scala:139)
[error] at sbt.State$$anon.runCmd(State.scala:246)
[error] at sbt.State$$anon.process(State.scala:250)
[error] at sbt.MainLoop$.$anonfun$next(MainLoop.scala:139)
[error] at sbt.internal.util.ErrorHandling$.wideConvert(ErrorHandling.scala:16)
[error] at sbt.MainLoop$.next(MainLoop.scala:139)
[error] at sbt.MainLoop$.run(MainLoop.scala:132)
[error] at sbt.MainLoop$.$anonfun$runWithNewLog(MainLoop.scala:110)
[error] at sbt.io.Using.apply(Using.scala:22)
[error] at sbt.MainLoop$.runWithNewLog(MainLoop.scala:104)
[error] at sbt.MainLoop$.runAndClearLast(MainLoop.scala:59)
[error] at sbt.MainLoop$.runLoggedLoop(MainLoop.scala:44)
[error] at sbt.MainLoop$.runLogged(MainLoop.scala:35)
[error] at sbt.StandardMain$.runManaged(Main.scala:138)
[error] at sbt.xMain.run(Main.scala:89)
[error] at xsbt.boot.Launch$$anonfun$run.apply(Launch.scala:109)
[error] at xsbt.boot.Launch$.withContextLoader(Launch.scala:128)
[error] at xsbt.boot.Launch$.run(Launch.scala:109)
[error] at xsbt.boot.Launch$$anonfun$apply.apply(Launch.scala:35)
[error] at xsbt.boot.Launch$.launch(Launch.scala:117)
[error] at xsbt.boot.Launch$.apply(Launch.scala:18)
[error] at xsbt.boot.Boot$.runImpl(Boot.scala:56)
[error] at xsbt.boot.Boot$.main(Boot.scala:18)
[error] at xsbt.boot.Boot.main(Boot.scala)
[error] Could not create directory .vscode
[error] Use 'last' for the full log.
Project loading failed: (r)etry, (q)uit, (l)ast, or (i)gnore?
有什么建议吗？
您似乎正在阅读投稿人教程"Getting Started"
http://dotty.epfl.ch/docs/contributing/getting-started.html
以防万一，如果您对编写 HelloWorld 不感兴趣，则可以尝试阅读 "Getting Started" for users