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class C(a: Any)
object F {
def byname(a: => Any) = println(a)
def hof(a: () => Any) = println(a())
}
class COkay extends C(0) {
def this(a: Any) {
this()
def x = "".toString
F.byname(x)
}
}
//
// The thunk's apply method accesses the MODULE$
// field before it is set.
//
// 0: getstatic #23; //Field O1$.MODULE$:LO1$;
// 3: invokevirtual #26; //Method O1$.O1$$x$1:()Ljava/lang/String;
object O1 extends C({
def x = "".toString
F.byname(x)
})
// java.lang.NullPointerException
// at O2$$anonfun$$init$$1.apply(<console>:11)
object O2 extends C({
lazy val x = "".toString
F.byname(x)
})
// java.lang.NullPointerException
// at O3$$anonfun$$init$$1.apply(<console>:11)
object O3 extends C({
def x = "".toString
F.hof(() => x)
})
// Okay, the nested classes don't get an outer pointer passed,
// just an extra param for `x: String`.
object O6 extends C({
val x = "".toString
F.byname(x); F.hof(() => x); (new { val xx = x }.xx)
})
class C1 extends C({
def x = "".toString
F.byname(x)
})
class C2 extends C({
lazy val x = "".toString
F.byname(x)
})
class C3 extends C({
def x = "".toString
F.hof(() => x)
})
class C4 extends C({
def x = "".toString
object Nested { def xx = x}
Nested.xx
})
// okay, for same reason as O6
class C6 extends C({
val x = "".toString
F.byname(x); F.hof(() => x); (new { val xx = x }.xx)
})
class C11(a: Any) {
def this() = {
this({
def x = "".toString
F.byname(x)
})
}
}
// Crashes earlier in lazyVals.
// class C12(a: Any) {
// def this() = {
// this({
// lazy val x = "".toString
// F.byname(x)
// })
// }
// }
class C13(a: Any) {
def this() = {
this({
def x = "".toString
F.hof(() => x)
})
}
}
class C14(a: Any) {
def this() = {
this({
def x = "".toString
object Nested { def xx = x}
Nested.xx
})
}
}
class COuter extends C({
def foo = 0
class CInner extends C({foo})
})
class CEarly(a: Any) extends {
val early = {def x = "".toString
object Nested { def xx = x}
Nested.xx
}
} with AnyRef
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