diff options
Diffstat (limited to 'test/files')
6 files changed, 58 insertions, 0 deletions
diff --git a/test/files/neg/macro-incompatible-macro-engine.check b/test/files/neg/macro-incompatible-macro-engine.check new file mode 100644 index 0000000000..1d582e5ed6 --- /dev/null +++ b/test/files/neg/macro-incompatible-macro-engine.check @@ -0,0 +1,7 @@ +Test_3.scala:2: error: macro cannot be expanded, because it was compiled by an incompatible macro engine vxxx (implemented in the incompatibleMacroEngine plugin) + Macros.foo + ^ +Test_3.scala:3: error: macro cannot be expanded, because it was compiled by an incompatible macro engine vxxx (implemented in the incompatibleMacroEngine plugin) + Macros.foo + ^ +two errors found diff --git a/test/files/neg/macro-incompatible-macro-engine/Macros_2.flags b/test/files/neg/macro-incompatible-macro-engine/Macros_2.flags new file mode 100644 index 0000000000..966df731d0 --- /dev/null +++ b/test/files/neg/macro-incompatible-macro-engine/Macros_2.flags @@ -0,0 +1 @@ +-Xplugin:.
\ No newline at end of file diff --git a/test/files/neg/macro-incompatible-macro-engine/Macros_2.scala b/test/files/neg/macro-incompatible-macro-engine/Macros_2.scala new file mode 100644 index 0000000000..ad57a3cb36 --- /dev/null +++ b/test/files/neg/macro-incompatible-macro-engine/Macros_2.scala @@ -0,0 +1,7 @@ +import scala.language.experimental.macros +import scala.reflect.macros.BlackboxContext + +object Macros { + def impl(c: BlackboxContext) = c.universe.Literal(c.universe.Constant(())) + def foo: Unit = macro impl +}
\ No newline at end of file diff --git a/test/files/neg/macro-incompatible-macro-engine/Plugin_1.scala b/test/files/neg/macro-incompatible-macro-engine/Plugin_1.scala new file mode 100644 index 0000000000..a450573755 --- /dev/null +++ b/test/files/neg/macro-incompatible-macro-engine/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 = typedMacroBody(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 diff --git a/test/files/neg/macro-incompatible-macro-engine/Test_3.scala b/test/files/neg/macro-incompatible-macro-engine/Test_3.scala new file mode 100644 index 0000000000..7e4fae5236 --- /dev/null +++ b/test/files/neg/macro-incompatible-macro-engine/Test_3.scala @@ -0,0 +1,4 @@ +object Test extends App { + Macros.foo + Macros.foo +}
\ No newline at end of file diff --git a/test/files/neg/macro-incompatible-macro-engine/scalac-plugin.xml b/test/files/neg/macro-incompatible-macro-engine/scalac-plugin.xml new file mode 100644 index 0000000000..42b9cdd75d --- /dev/null +++ b/test/files/neg/macro-incompatible-macro-engine/scalac-plugin.xml @@ -0,0 +1,4 @@ +<plugin> + <name>incompatible-macro-engine</name> + <classname>incompatibleMacroEngine.Plugin</classname> +</plugin>
\ No newline at end of file |