1 files changed, 44 insertions, 0 deletions
diff --git a/sbt-bridge/bridge/src/sbt-test/compilerReporter/simple/project/Reporter.scala b/sbt-bridge/bridge/src/sbt-test/compilerReporter/simple/project/Reporter.scala
new file mode 100644
index 000000000..c0a56ec82
--- /dev/null
+++ b/sbt-bridge/bridge/src/sbt-test/compilerReporter/simple/project/Reporter.scala
@@ -0,0 +1,44 @@
+import sbt._
+import Keys._
+import KeyRanks.DTask
+
+object Reporter {
+  import xsbti.{Reporter, Problem, Position, Severity, Maybe}
+
+  lazy val check = TaskKey[Unit]("check", "make sure compilation info are forwared to sbt")
+
+  // compilerReporter is marked private in sbt
+  lazy val compilerReporter = TaskKey[Option[xsbti.Reporter]]("compilerReporter", "Experimental hook to listen (or send) compilation failure messages.", DTask)
+  
+  lazy val reporter = 
+    Some(new xsbti.Reporter {
+      private val buffer = collection.mutable.ArrayBuffer.empty[Problem]
+      def reset(): Unit = buffer.clear()
+      def hasErrors: Boolean = buffer.exists(_.severity == Severity.Error)
+      def hasWarnings: Boolean = buffer.exists(_.severity == Severity.Warn)
+      def printSummary(): Unit = println(problems.mkString(System.lineSeparator))
+      def problems: Array[Problem] = buffer.toArray
+      def log(pos: Position, msg: String, sev: Severity): Unit = {
+        object MyProblem extends Problem {
+          def category: String = null
+          def severity: Severity = sev
+          def message: String = msg
+          def position: Position = pos
+          override def toString = s"custom: $position:$severity: $message"
+        }
+        buffer.append(MyProblem)
+      }
+      def comment(pos: xsbti.Position, msg: String): Unit = ()
+    })
+
+  lazy val checkSettings = Seq(
+    compilerReporter in (Compile, compile) := reporter,
+    check <<= (compile in Compile).mapFailure( _ => {
+      val problems = reporter.get.problems
+      println(problems.toList)
+      assert(problems.size == 2)
+      assert(problems.count(_.severity == Severity.Error) == 1) // not found: er1,
+      assert(problems.count(_.severity == Severity.Warn) == 1)  // `with' as a type operator has been deprecated; use `&' instead,
+    })
+  )
+}
+\ No newline at end of file