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import scala.util.Random.nextInt
import scala.sys.error
object Test extends App {
def unreachableNormalExit: Int = {
return 42
0
}
def unreachableIf: Int = {
return 42
if (nextInt % 2 == 0)
0
else
1
}
def unreachableIfBranches: Int = {
if (nextInt % 2 == 0)
return 42
else
return 42
return 0
}
def unreachableOneLegIf: Int = {
if (nextInt % 2 == 0)
return 42
return 42
}
def unreachableLeftBranch: Int = {
val result = if (nextInt % 2 == 0)
return 42
else
42
return result
}
def unreachableRightBranch: Int = {
val result = if (nextInt % 2 == 0)
42
else
return 42
return result
}
def unreachableTryCatchFinally: Int = {
return 42
try {
return 0
} catch {
case x: Throwable => return 1
} finally {
return 2
}
return 3
}
def unreachableAfterTry: Int = {
try {
return 42
} catch {
case x: Throwable => return 2
}
return 3
}
def unreachableAfterCatch: Int = {
try {
error("haha")
} catch {
case x: Throwable => return 42
}
return 3
}
def unreachableAfterFinally: Int = {
try {
return 1
} catch {
case x: Throwable => return 2
} finally {
return 42
}
return 3
}
def unreachableSwitch: Int = {
return 42
val x = nextInt % 2
x match {
case 0 => return 0
case 1 => return 1
case -1 => return 2
}
3
}
def unreachableAfterSwitch: Int = {
val x = nextInt % 2
x match {
case 0 => return 42
case 1 => return 41 + x
case -1 => return 43 + x
}
2
}
def check(f: Int) = assert(f == 42, s"Expected 42 but got $f")
check(unreachableNormalExit)
check(unreachableIf)
check(unreachableIfBranches)
check(unreachableOneLegIf)
check(unreachableLeftBranch)
check(unreachableRightBranch)
check(unreachableTryCatchFinally)
check(unreachableAfterTry)
check(unreachableAfterCatch)
check(unreachableAfterFinally)
check(unreachableSwitch)
check(unreachableAfterSwitch)
}
|
