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| author | Paul Phillips <paulp@improving.org> | 2012-07-22 22:16:03 -0700 |
|---|---|---|
| committer | Paul Phillips <paulp@improving.org> | 2012-07-22 22:23:08 -0700 |
| commit | 186f57ab4b1611820ad6d532eaafc7b12c6994cf (patch) | |
| tree | cb1acbb67296adf9056fb82cda7bb80632235df4 /test/files | |
| parent | 078a1c5fae09970d22b886831e36745b7f7e25db (diff) | |
| download | scala-186f57ab4b1611820ad6d532eaafc7b12c6994cf.tar.gz scala-186f57ab4b1611820ad6d532eaafc7b12c6994cf.tar.bz2 scala-186f57ab4b1611820ad6d532eaafc7b12c6994cf.zip | |
Improve unchecked warnings.
Spurious test was not good. Better test avoids suppressing
some legitimate warnings. Review by @moors.
Diffstat (limited to 'test/files')
| -rw-r--r-- | test/files/neg/unchecked2.check | 19 | ||||
| -rw-r--r-- | test/files/neg/unchecked2.flags | 1 | ||||
| -rw-r--r-- | test/files/neg/unchecked2.scala | 8 | ||||
| -rw-r--r-- | test/files/pos/t1439.scala | 2 |
4 files changed, 29 insertions, 1 deletions
diff --git a/test/files/neg/unchecked2.check b/test/files/neg/unchecked2.check new file mode 100644 index 0000000000..2c0be9ce00 --- /dev/null +++ b/test/files/neg/unchecked2.check @@ -0,0 +1,19 @@ +unchecked2.scala:2: error: non variable type-argument Int in type Option[Int] is unchecked since it is eliminated by erasure + Some(123).isInstanceOf[Option[Int]] + ^ +unchecked2.scala:3: error: non variable type-argument String in type Option[String] is unchecked since it is eliminated by erasure + Some(123).isInstanceOf[Option[String]] + ^ +unchecked2.scala:4: error: non variable type-argument List[String] in type Option[List[String]] is unchecked since it is eliminated by erasure + Some(123).isInstanceOf[Option[List[String]]] + ^ +unchecked2.scala:5: error: non variable type-argument List[Int => String] in type Option[List[Int => String]] is unchecked since it is eliminated by erasure + Some(123).isInstanceOf[Option[List[Int => String]]] + ^ +unchecked2.scala:6: error: non variable type-argument (String, Double) in type Option[(String, Double)] is unchecked since it is eliminated by erasure + Some(123).isInstanceOf[Option[(String, Double)]] + ^ +unchecked2.scala:7: error: non variable type-argument String => Double in type Option[String => Double] is unchecked since it is eliminated by erasure + Some(123).isInstanceOf[Option[String => Double]] + ^ +6 errors found diff --git a/test/files/neg/unchecked2.flags b/test/files/neg/unchecked2.flags new file mode 100644 index 0000000000..144ddac9d3 --- /dev/null +++ b/test/files/neg/unchecked2.flags @@ -0,0 +1 @@ +-unchecked -Xfatal-warnings diff --git a/test/files/neg/unchecked2.scala b/test/files/neg/unchecked2.scala new file mode 100644 index 0000000000..a2e757e1dc --- /dev/null +++ b/test/files/neg/unchecked2.scala @@ -0,0 +1,8 @@ +object Test { + Some(123).isInstanceOf[Option[Int]] + Some(123).isInstanceOf[Option[String]] + Some(123).isInstanceOf[Option[List[String]]] + Some(123).isInstanceOf[Option[List[Int => String]]] + Some(123).isInstanceOf[Option[(String, Double)]] + Some(123).isInstanceOf[Option[String => Double]] +} diff --git a/test/files/pos/t1439.scala b/test/files/pos/t1439.scala index 68a7332b2a..0efcc74b65 100644 --- a/test/files/pos/t1439.scala +++ b/test/files/pos/t1439.scala @@ -2,7 +2,7 @@ class View[C[A]] { } object Test { - null match { + (null: Any) match { case v: View[_] => } } |