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import scala.tools.partest.ReplTest
object Test extends ReplTest {
def code = """
|import language.experimental.macros
|import scala.reflect.macros.{Context => Ctx}
|
|object Impls {
| def foo(c: Ctx)(x: c.Expr[Int]) = {
| import c.universe._
| val body = Apply(Select(x.tree, TermName("$plus")), List(Literal(Constant(1))))
| c.Expr[Int](body)
| }
|
| def bar(c: Ctx)(x: c.Expr[Int]) = {
| import c.universe._
| val body = Apply(Select(x.tree, TermName("$plus")), List(Literal(Constant(2))))
| c.Expr[Int](body)
| }
|
| def quux(c: Ctx)(x: c.Expr[Int]) = {
| import c.universe._
| val body = Apply(Select(x.tree, TermName("$plus")), List(Literal(Constant(3))))
| c.Expr[Int](body)
| }
|}
|object Macros {
| object Shmacros {
| def foo(x: Int): Int = macro Impls.foo
| }
| def bar(x: Int): Int = macro Impls.bar
|}; class Macros {
| def quux(x: Int): Int = macro Impls.quux
|}
|
|import Macros.Shmacros._
|println(foo(2) + Macros.bar(2) * new Macros().quux(4))
|""".stripMargin
}
|