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Read commands from a file using <file

This commit is contained in:
Mark Harrah 2009-11-25 13:05:14 -05:00
parent e988b0e51e
commit 2e942915aa
1 changed files with 22 additions and 2 deletions
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24
src/main/scala/sbt/Main.scala
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@ -3,6 +3,7 @@
*/
package sbt
import java.io.File
import scala.collection.immutable.TreeSet
private case class Exit(code: Int) extends xsbti.Exit
@ -141,6 +142,13 @@ class xMain extends xsbti.AppMain
case Some(newProject) => process(newProject, tail, isInteractive)
case None => process(project, if(isInteractive) tail else ExitCommand :: tail, isInteractive)
}
case action :: tail if action.startsWith(FileCommandsPrefix) =>
val file = new File(baseProject.info.projectDirectory, action.substring(FileCommandsPrefix.length).trim)
readLines(project, file) match
{
case Some(lines) => process(project, lines ::: tail , isInteractive)
case None => process(project, if(isInteractive) tail else ExitCommand :: tail, isInteractive)
}
case action :: tail =>
val success = processAction(baseProject, project, action, isInteractive)
if(success || isInteractive) process(project, tail, isInteractive) else Exit(BuildErrorExitCode)
@ -197,6 +205,15 @@ class xMain extends xsbti.AppMain
Nil
}
}
private def readLines(project: Project, file: File): Option[List[String]] =
{
try { Some(xsbt.FileUtilities.readLines(file)) }
catch { case e: Exception =>
project.log.trace(e)
project.log.error("Error reading commands from file " + file.getAbsolutePath + ": " + e.toString)
None
}
}
// todo: project.log.info("No actions specified, interactive session started. Execute 'help' for more information.")
private def prompt(baseProject: Project, project: Project): String =
{
@ -244,6 +261,8 @@ class xMain extends xsbti.AppMain
* Scala version between this prefix and the space (i.e. '++version action' means execute 'action' using
* Scala version 'version'. */
val SpecificBuildPrefix = "++"
/** The prefix used to identify a file to read commands from. */
val FileCommandsPrefix = "<"
/** The number of seconds between polling by the continuous compile command.*/
val ContinuousCompilePollDelaySeconds = 1
@ -270,10 +289,10 @@ class xMain extends xsbti.AppMain
else if(action.startsWith(GetAction + " "))
getProperty(currentProject, action.substring(GetAction.length + 1))
else
handleCommand(currentProject, action)
handleCommand(currentProject, action)
}
private def printCmd(name:String, desc:String) = Console.println("\t" + name + ": " + desc)
private def printCmd(name:String, desc:String) = Console.println("\t" + name + " : " + desc)
val BatchHelpHeader = "You may execute any project action or method or one of the commands described below."
val InteractiveHelpHeader = "You may execute any project action or one of the commands described below. Only one action " +
"may be executed at a time in interactive mode and is entered by name, as it would be at the command line." +
@ -286,6 +305,7 @@ class xMain extends xsbti.AppMain
printCmd("<action name>", "Executes the project specified action.")
printCmd("<method name> <parameter>*", "Executes the project specified method.")
printCmd(ContinuousExecutePrefix + " <command>", "Executes the project specified action or method whenever source files change.")
printCmd(FileCommandsPrefix + " file", "Executes the commands in the given file. Each command should be on its own line. Empty lines and lines beginning with '#' are ignored")
printCmd(CrossBuildPrefix + " <command>", "Executes the project specified action or method for all versions of Scala defined in crossScalaVersions.")
printCmd(SpecificBuildPrefix + "<version> <command>", "Changes the version of Scala building the project and executes the provided command. <command> is optional.")
printCmd(ShowActions, "Shows all available actions.")