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import scala.tools.partest._
import java.io._
import scala.tools.nsc._
import scala.tools.nsc.util.CommandLineParser
import scala.tools.nsc.doc.{Settings, DocFactory}
import scala.tools.nsc.reporters.ConsoleReporter
object Test extends DirectTest {
override def extraSettings: String = "-usejavacp -Xprint:parser -Yrangepos -Ystop-after:parser -d " + testOutput.path
override def code = """
// SI-5527
object UselessComments {
var z = 0
def test1 = {
/** Some comment here */
object Maybe {
/** Some comment inside */
def nothing() = ()
}
}
def test2 = {
var x = 4
if (true) {
/** Testing 123 */
x = 5
val y = 6
}
}
def test3 = {
if (true)
z = 3
/** Calculate this result. */
val t = 4
for (i <- 0 to 4)
println(i)
}
val test4 = ('a') match {
/** Another digit is a giveaway. */
case '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9' =>
true
case _ =>
false
}
def test5 {
/** @martin is this right? It shouldn't flag me as scaladoc. */
if (true) ???
}
def test6 = {
/** Document this crucial constant for posterity.
* Don't forget to dedoc this comment if you refactor to a local.
* @author Paul Phillips
*/
val u = 4
for (i <- 0 to u)
println(i)
}
def test7 = {
/** Some standard tags are tolerated locally and shouldn't trigger a warning.
* @note Don't change this unless you know what you're doing. This means you.
*/
val u = 4
for (i <- 0 to u)
println(i)
}
}
/** comments that we should keep */
object UsefulComments {
/** class A */
class A {
/** f */
def f(i: Int) = i
/** v */
val v = 1
/** u */
var u = 2
}
/** trait B */
trait B {
/** T */
type T
/** f */
def f(i: Int)
/** v */
val v = 1
/** u */
var u = 2
}
/** object C */
object C {
/** f */
def f(i: Int) = i
/** v */
val v = 1
/** u */
var u = 2
}
/** class D */
@deprecated("use ... instead", "2.10.0")
class D
}
""".trim
override def show(): Unit = {
// redirect err to out, for logging
val prevErr = System.err
System.setErr(System.out)
compile()
System.setErr(prevErr)
}
override def newCompiler(args: String*): Global = {
// we want the Scaladoc compiler here, because it keeps DocDef nodes in the tree
val settings = new Settings(_ => ())
val command = new ScalaDoc.Command((CommandLineParser tokenize extraSettings) ++ args.toList, settings)
new DocFactory(new ConsoleReporter(settings), settings).compiler
}
override def isDebug = false // so we don't get the newSettings warning
}
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