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author | Jason Zaugg <jzaugg@gmail.com> | 2013-12-10 00:45:48 +0100 |
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committer | Jason Zaugg <jzaugg@gmail.com> | 2013-12-10 00:56:26 +0100 |
commit | 006e2f2aadf5d15ff1b9b32f1b7e96960b778933 (patch) | |
tree | 9b15e2049fb10410aae1ec8606257e716fd4828d /test/files | |
parent | 0c927046dc5df974e6c39187107cf3548825282b (diff) | |
download | scala-006e2f2aadf5d15ff1b9b32f1b7e96960b778933.tar.gz scala-006e2f2aadf5d15ff1b9b32f1b7e96960b778933.tar.bz2 scala-006e2f2aadf5d15ff1b9b32f1b7e96960b778933.zip |
SI-7912 Be defensive calling `toString` in `MatchError#getMessage`
Otherwise, objects with exception-throwing `toString` lead to a
cascading error far removed from the originally failed match.
Diffstat (limited to 'test/files')
-rw-r--r-- | test/files/run/t7912.scala | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/files/run/t7912.scala b/test/files/run/t7912.scala new file mode 100644 index 0000000000..3d603e0e97 --- /dev/null +++ b/test/files/run/t7912.scala @@ -0,0 +1,16 @@ +case object A { override def toString = ??? } + +object Test { + def foo: Int = (A: Any) match { + case 0 => 0 + } + def main(args: Array[String]): Unit = { + try { + foo + sys.error("no exception") + } catch { + case me: MatchError => assert(me.getMessage == "an instance of class A$", me.getMessage) + case ex: Throwable => sys.error("not a match error: " + ex.getClass) + } + } +} |