From 1cf6e37dc356144f3da2a2dcde75d1ced8bc5ad6 Mon Sep 17 00:00:00 2001
From: Jakob Odersky <jodersky@gmail.com>
Date: Thu, 19 Mar 2015 16:08:46 +0100
Subject: initial commit

---
 .../github/jodersky/mavlink/sbt/MavlinkKeys.scala  | 14 ++++++
 .../github/jodersky/mavlink/sbt/SbtMavlink.scala   | 51 ++++++++++++++++++++++
 2 files changed, 65 insertions(+)
 create mode 100644 mavlink-plugin/src/main/scala/com/github/jodersky/mavlink/sbt/MavlinkKeys.scala
 create mode 100644 mavlink-plugin/src/main/scala/com/github/jodersky/mavlink/sbt/SbtMavlink.scala

(limited to 'mavlink-plugin')

diff --git a/mavlink-plugin/src/main/scala/com/github/jodersky/mavlink/sbt/MavlinkKeys.scala b/mavlink-plugin/src/main/scala/com/github/jodersky/mavlink/sbt/MavlinkKeys.scala
new file mode 100644
index 0000000..e09a623
--- /dev/null
+++ b/mavlink-plugin/src/main/scala/com/github/jodersky/mavlink/sbt/MavlinkKeys.scala
@@ -0,0 +1,14 @@
+package com.github.jodersky.mavlink.sbt
+
+import sbt._
+import sbt.Keys._
+import java.io.File
+
+object MavlinkKeys {
+   
+  lazy val mavlinkDialect = settingKey[File]("Dialect definition from which to generate files.")
+  lazy val mavlinkTarget = settingKey[File]("Target directory to contain all generated mavlink files.")
+  
+  lazy val mavlinkGenerate = taskKey[Seq[File]]("Generate mavlink files.")
+  
+}
\ No newline at end of file
diff --git a/mavlink-plugin/src/main/scala/com/github/jodersky/mavlink/sbt/SbtMavlink.scala b/mavlink-plugin/src/main/scala/com/github/jodersky/mavlink/sbt/SbtMavlink.scala
new file mode 100644
index 0000000..41a6bcf
--- /dev/null
+++ b/mavlink-plugin/src/main/scala/com/github/jodersky/mavlink/sbt/SbtMavlink.scala
@@ -0,0 +1,51 @@
+package com.github.jodersky.mavlink.sbt
+
+import com.github.jodersky.mavlink.Parser
+import com.github.jodersky.mavlink.Generator
+import scala.xml.XML
+
+import MavlinkKeys._
+import sbt._
+import sbt.Keys._
+import sbt.plugins._
+
+object SbtMavlink extends AutoPlugin {
+
+  override def trigger = allRequirements
+
+  override def requires = JvmPlugin //this is required as sourceGenerators are otherwise reset
+
+  override lazy val projectSettings: Seq[Setting[_]] = Seq(
+    mavlinkDialect in Compile := (baseDirectory in Compile).value / "conf" / "mavlink.xml",
+    mavlinkTarget in Compile := (sourceManaged in Compile).value,
+    mavlinkGenerate in Compile := generationTask.value,
+    sourceGenerators in Compile += (mavlinkGenerate in Compile).taskValue
+  )
+
+  lazy val generationTask = Def.task[Seq[File]] {
+    val dialectDefinitionFile = (mavlinkDialect in Compile).value
+
+    if (!dialectDefinitionFile.exists) sys.error(
+      "Dialect definition " + dialectDefinitionFile.getAbsolutePath + " does not exist."
+    )
+
+    val dialectDefinition = XML.loadFile(dialectDefinitionFile)
+    val dialect = Parser.parseDialect(dialectDefinition)
+    val pathToSource = (new Generator(dialect)).generate()
+
+    val outDirectory = (mavlinkTarget in Compile).value
+
+    streams.value.log.info("Generating mavlink files...")
+
+    val files = for ((path, source) <- pathToSource) yield {
+      streams.value.log.debug("Generating " + path)
+      val file = outDirectory / path
+      IO.write(file, source)
+      file.getAbsoluteFile
+    }
+    
+    streams.value.log.info("Done generating mavlink files")
+    files
+  }
+
+}
-- 
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