- Add `mill version` command

- Make `Evaluator` robust against `null` results

1 files changed, 17 insertions, 0 deletions

diff --git a/main/test/src/mill/util/TestGraphs.scala b/main/test/src/mill/util/TestGraphs.scala
index 11f72d02..83e03576 100644
--- a/main/test/src/mill/util/TestGraphs.scala
+++ b/main/test/src/mill/util/TestGraphs.scala
@@ -196,6 +196,23 @@ object TestGraphs{
     override lazy val millDiscover: Discover[this.type] = Discover[this.type]
   }
 
+  object nullTasks extends  TestUtil.BaseModule{
+    val nullString: String = null
+    def nullTask1 = T.task{ nullString }
+    def nullTask2 = T.task{ nullTask1() }
+
+    def nullTarget1 = T{ nullString }
+    def nullTarget2 = T{ nullTarget1() }
+    def nullTarget3 = T{ nullTask1() }
+    def nullTarget4 = T{ nullTask2() }
+
+    def nullCommand1() = T.command{ nullString }
+    def nullCommand2() = T.command{ nullTarget1() }
+    def nullCommand3() = T.command{ nullTask1() }
+    def nullCommand4() = T.command{ nullTask2() }
+
+    override lazy val millDiscover: Discover[this.type] = Discover[this.type]
+  }
 
   object singleCross extends TestUtil.BaseModule {
     object cross extends mill.Cross[Cross]("210", "211", "212")