first version of plugin

1 files changed, 37 insertions, 0 deletions

diff --git a/src/main/scala/cc/spray/boilerplate/BoilerplatePlugin.scala b/src/main/scala/cc/spray/boilerplate/BoilerplatePlugin.scala
new file mode 100644
index 0000000..0d8b9c3
--- /dev/null
+++ b/src/main/scala/cc/spray/boilerplate/BoilerplatePlugin.scala
@@ -0,0 +1,37 @@
+package cc.spray.boilerplate
+
+import sbt._
+import Keys._
+
+object BoilerplatePlugin extends Plugin {
+  object Boilerplate {
+    val boilerplateGenerate = TaskKey[Seq[File]]("boilerplate-generate", "Generates boilerplate from template files")
+
+    val settings = seq(
+      sourceDirectory in boilerplateGenerate <<= (sourceDirectory in Compile) / "boilerplate",
+
+      target in boilerplateGenerate <<= (sourceManaged in Compile),
+
+      boilerplateGenerate <<= (streams, sourceDirectory in boilerplateGenerate, target in boilerplateGenerate) map Generator.generateFromTemplates,
+
+      (sourceGenerators in Compile) <+= boilerplateGenerate,
+      (managedSourceDirectories in Compile) <+= target in boilerplateGenerate,
+
+      // watch sources support
+      includeFilter in boilerplateGenerate := "*.template",
+      excludeFilter in boilerplateGenerate <<= excludeFilter in Global,
+      watch(sourceDirectory in boilerplateGenerate, includeFilter in boilerplateGenerate, excludeFilter in boilerplateGenerate),
+
+      // add managed sources to the packaged sources
+      mappings in (Compile, packageSrc) <++=
+        (sourceManaged in Compile, managedSources in Compile) map { (base, srcs) =>
+          (srcs x (Path.relativeTo(base) | Path.flat))
+        }
+    )
+
+    def watch(sourceDirKey: SettingKey[File], filterKey: SettingKey[FileFilter], excludeKey: SettingKey[FileFilter]) =
+      watchSources <++= (sourceDirKey, filterKey, excludeKey) map descendents
+    def descendents(sourceDir: File, filt: FileFilter, excl: FileFilter) =
+      sourceDir.descendantsExcept(filt, excl).get
+  }
+}