diff options
Diffstat (limited to 'test/files/run/t7777/Macros_1.scala')
-rw-r--r-- | test/files/run/t7777/Macros_1.scala | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/files/run/t7777/Macros_1.scala b/test/files/run/t7777/Macros_1.scala new file mode 100644 index 0000000000..459ab3edbb --- /dev/null +++ b/test/files/run/t7777/Macros_1.scala @@ -0,0 +1,17 @@ +import scala.language.experimental.macros +import scala.language.dynamics +import scala.reflect.macros.WhiteboxContext + +class DynMacro extends Dynamic { + def applyDynamic(s: String)(xs: Any*): DynMacro = + macro DynMacro.applyDynamicMacro +} + +object DynMacro extends DynMacro { + def applyDynamicMacro(c: WhiteboxContext)(s: c.Expr[String])(xs: c.Expr[Any]*): c.Expr[DynMacro] = { + import c.universe._ + val Literal(Constant(n: String)) = s.tree + val args = xs.map(_.tree.toString).mkString("(", ", ", ")") + c.Expr(q"println(${ n + args }); ${c.prefix.tree}") + } +}
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