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-rw-r--r--test/files/neg/macro-incompatible-macro-engine-a/Plugin_1.scala35
1 files changed, 35 insertions, 0 deletions
diff --git a/test/files/neg/macro-incompatible-macro-engine-a/Plugin_1.scala b/test/files/neg/macro-incompatible-macro-engine-a/Plugin_1.scala
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index 0000000000..44ed91d2fb
--- /dev/null
+++ b/test/files/neg/macro-incompatible-macro-engine-a/Plugin_1.scala
@@ -0,0 +1,35 @@
+package incompatibleMacroEngine
+
+import scala.tools.nsc.Global
+import scala.tools.nsc.plugins.{Plugin => NscPlugin}
+
+class Plugin(val global: Global) extends NscPlugin {
+ import global._
+ import analyzer._
+
+ val name = "incompatibleMacroEngine"
+ val description = "A sample analyzer plugin that crafts a macro impl binding with a non-standard macro engine."
+ val components = Nil
+ addMacroPlugin(MacroPlugin)
+
+ object MacroPlugin extends MacroPlugin {
+ def fixupBinding(tree: Tree) = new Transformer {
+ override def transform(tree: Tree) = {
+ tree match {
+ case Literal(const @ Constant(x)) if tree.tpe == null => tree setType ConstantType(const)
+ case _ if tree.tpe == null => tree setType NoType
+ case _ => ;
+ }
+ super.transform(tree)
+ }
+ }.transform(tree)
+
+ override def pluginsTypedMacroBody(typer: Typer, ddef: DefDef): Option[Tree] = {
+ val result = standardTypedMacroBody(typer, ddef)
+ val List(AnnotationInfo(atp, List(Apply(nucleus, _ :: others)), Nil)) = ddef.symbol.annotations
+ val updatedBinding = Apply(nucleus, Assign(Literal(Constant("macroEngine")), Literal(Constant("vxxx (implemented in the incompatibleMacroEngine plugin)"))) :: others)
+ ddef.symbol.setAnnotations(List(AnnotationInfo(atp, List(fixupBinding(updatedBinding)), Nil)))
+ Some(result)
+ }
+ }
+} \ No newline at end of file