我有一个非常基本的sbt项目,除了一个.java文件外,所有的scala代码都需要生成一个标准的javadoc网页。

我正在尝试按照the plugin's README上的说明进行操作。我已将“集成到SBT构建非常简单”之后的所有代码复制到了我的JavaDoc文件中,该代码将变量javadocSettingsbuild.sbt定义到了我的javadocSettings文件中,并且还添加了以下内容:

resolvers += "Typesafe Releases" at "https://repo.typesafe.com/typesafe/releases/"

autoCompilerPlugins := true


说明说我必须“将[] Project添加到genjavadoc:doc”。我不知道那是什么意思这是自述文件中的代码做什么的,还是我需要做的单独的事情?如果是这样,怎么办?

无论如何,自述文件都会继续:“可以使用sbt生成JavaDoc”。但是,在中,我看到了:

> genjavadoc:doc
[error] No such setting/task
[error] genjavadoc:doc
[error]               ^
>


我想念什么?

最佳答案

您需要一个配置,如插件的README.md中所述。您的任务调用无效,因为sbt中通常没有genjavadoc

您必须按照插件文档中的说明进行添加。在您的build.sbt文件中,添加插件推荐的以下内容(保留已拥有的内容):

lazy val JavaDoc = config("genjavadoc") extend Compile

lazy val javadocSettings = inConfig(JavaDoc)(Defaults.configSettings) ++ Seq(
  libraryDependencies += compilerPlugin("com.typesafe.genjavadoc" %% "genjavadoc-plugin" % "0.7" cross CrossVersion.full),
  scalacOptions <+= target map (t => "-P:genjavadoc:out=" + (t / "java")),
  packageDoc in Compile <<= packageDoc in JavaDoc,
  sources in JavaDoc <<= (target, compile in Compile, sources in Compile) map ((t, c, s) =>
      (t / "java" ** "*.java").get ++ s.filter(_.getName.endsWith(".java"))),
  javacOptions in JavaDoc := Seq(),
  artifactName in packageDoc in JavaDoc :=
    ((sv, mod, art) => "" + mod.name + "_" + sv.binary + "-" + mod.revision + "-javadoc.jar")
)


但是,要使其正常工作,您需要将配置和设置添加到项目中。最简单的方法是在build.sbt中增加一行:

lazy val root = project.in(file(".")).configs(JavaDoc).settings(javadocSettings: _*)


现在您应该可以使用genjavadoc:doc生成javadoc了。

鉴于以上所述,完整的build.sbt可能如下所示:

resolvers += "Typesafe Releases" at "https://repo.typesafe.com/typesafe/releases/"

lazy val root = project.in(file(".")).configs(JavaDoc).settings(javadocSettings: _*)

lazy val JavaDoc = config("genjavadoc") extend Compile

lazy val javadocSettings = inConfig(JavaDoc)(Defaults.configSettings) ++ Seq(
  libraryDependencies += compilerPlugin("com.typesafe.genjavadoc" %% "genjavadoc-plugin" % "0.7" cross CrossVersion.full),
  scalacOptions <+= target map (t => "-P:genjavadoc:out=" + (t / "java")),
  packageDoc in Compile <<= packageDoc in JavaDoc,
  sources in JavaDoc <<= (target, compile in Compile, sources in Compile) map ((t, c, s) =>
      (t / "java" ** "*.java").get ++ s.filter(_.getName.endsWith(".java"))),
  javacOptions in JavaDoc := Seq(),
  artifactName in packageDoc in JavaDoc :=
    ((sv, mod, art) => "" + mod.name + "_" + sv.binary + "-" + mod.revision + "-javadoc.jar")
)


PS。小小的好处,如果您使用的SBT高于0.13.2,则可以定义javadocSettings而不使用<<=<+=以及其他类似的运算符:

lazy val javadocSettings = inConfig(JavaDoc)(Defaults.configSettings) ++ Seq(
  addCompilerPlugin("com.typesafe.genjavadoc" %% "genjavadoc-plugin" % "0.7" cross CrossVersion.full),
  scalacOptions += s"-P:genjavadoc:out=${target.value}/java",
  packageDoc in Compile := (packageDoc in JavaDoc).value,
  sources in JavaDoc :=
    (target.value / "java" ** "*.java").get ++ (sources in Compile).value.filter(_.getName.endsWith(".java")),
  javacOptions in JavaDoc := Seq(),
  artifactName in packageDoc in JavaDoc :=
    ((sv, mod, art) => "" + mod.name + "_" + sv.binary + "-" + mod.revision + "-javadoc.jar")
)

10-07 13:15
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