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| author | Jason Zaugg <jzaugg@gmail.com> | 2013-07-25 13:55:06 +1000 |
|---|---|---|
| committer | Jason Zaugg <jzaugg@gmail.com> | 2013-07-25 13:55:06 +1000 |
| commit | 2c3a81ca101e103c1defa5e34aaeefa096911c0b (patch) | |
| tree | 9994040cc851a2cda27c0adfaf7b28a8e0befd09 /src/main/scala/scala/async/internal/AsyncAnalysis.scala | |
| parent | 3b9d72928738f34449b1e67a18623458bdcd16d5 (diff) | |
| download | scala-async-2c3a81ca101e103c1defa5e34aaeefa096911c0b.tar.gz scala-async-2c3a81ca101e103c1defa5e34aaeefa096911c0b.tar.bz2 scala-async-2c3a81ca101e103c1defa5e34aaeefa096911c0b.zip | |
Disallow await in pattern guards (for now)
Diffstat (limited to 'src/main/scala/scala/async/internal/AsyncAnalysis.scala')
| -rw-r--r-- | src/main/scala/scala/async/internal/AsyncAnalysis.scala | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/main/scala/scala/async/internal/AsyncAnalysis.scala b/src/main/scala/scala/async/internal/AsyncAnalysis.scala index 62842c9..122109e 100644 --- a/src/main/scala/scala/async/internal/AsyncAnalysis.scala +++ b/src/main/scala/scala/async/internal/AsyncAnalysis.scala @@ -63,6 +63,9 @@ trait AsyncAnalysis { case ValDef(mods, _, _, _) if mods.hasFlag(Flag.LAZY) => // TODO lift this restriction abort(tree.pos, "lazy vals are illegal within an async block") + case CaseDef(_, guard, _) if guard exists isAwait => + // TODO lift this restriction + reportUnsupportedAwait(tree, "pattern guard") case _ => super.traverse(tree) } |