blob: dbeb7efbc0c65837eae20e87ff2592816098b57f (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
import scala.reflect.macros.Context
object Macros {
def impl_with_implicits_enabled(c: Context) = {
import c.universe._
val tree1 = Apply(Select(Literal(Constant(1)), TermName("$minus$greater")), List(Literal(Constant(2))))
val ttree1 = c.typeCheck(tree1, withImplicitViewsDisabled = false)
c.literal(ttree1.toString)
}
def foo_with_implicits_enabled = macro impl_with_implicits_enabled
def impl_with_implicits_disabled(c: Context) = {
import c.universe._
try {
val tree2 = Apply(Select(Literal(Constant(1)), TermName("$minus$greater")), List(Literal(Constant(2))))
val ttree2 = c.typeCheck(tree2, withImplicitViewsDisabled = true)
c.literal(ttree2.toString)
} catch {
case ex: Throwable =>
c.literal(ex.toString)
}
}
def foo_with_implicits_disabled = macro impl_with_implicits_disabled
}
|