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author | Jason Zaugg <jzaugg@gmail.com> | 2014-11-19 09:59:47 +1000 |
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committer | Jason Zaugg <jzaugg@gmail.com> | 2014-11-19 09:59:47 +1000 |
commit | 74046bb943f33dfa6009af0ddfa9e2f7949b1d58 (patch) | |
tree | 3b0f905f198936c981d7d1f04ab789eb0d1d40e0 /test/files/run/t2866.scala | |
parent | b2ba80ac84f7125fd9e5c40adf0a2874c3fa9e3c (diff) | |
parent | a77f01f546312cf6601f03794f909a09d34c5445 (diff) | |
download | scala-74046bb943f33dfa6009af0ddfa9e2f7949b1d58.tar.gz scala-74046bb943f33dfa6009af0ddfa9e2f7949b1d58.tar.bz2 scala-74046bb943f33dfa6009af0ddfa9e2f7949b1d58.zip |
Merge pull request #4118 from retronym/ticket/5639
SI-5639 Fix spurious discarding of implicit import
Diffstat (limited to 'test/files/run/t2866.scala')
-rw-r--r-- | test/files/run/t2866.scala | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/test/files/run/t2866.scala b/test/files/run/t2866.scala new file mode 100644 index 0000000000..8059107583 --- /dev/null +++ b/test/files/run/t2866.scala @@ -0,0 +1,44 @@ +// for 2.7.x compatibility + +object A { + implicit val one = 1 +} + +object Test extends App { + + locally { + import A._ + locally { + // assert(implicitly[Int] == 1) // error: could not find implicit value for parameter e: Int. + // !!! Why one A.one? + // (I assume you mean: why _not_ A.one? A.one is shadowed by local one. + // but the local one cannot be used yet because it does not have an explicit type. + implicit val one = 2 + assert(implicitly[Int] == 2) + assert(one == 2) + } + } + + locally { + import A._ + implicit val one: Int = 2 + assert(implicitly[Int] == 2) + assert(one == 2) + } + + locally { + import A.one // warning: imported `one' is permanently hidden by definition of value one. + // !!! Really? + //assert(implicitly[Int] == 1) + implicit val one = 2 + assert(implicitly[Int] == 2) // !!! why not 2? + assert(one == 2) + } + + locally { + import A.{one => _, _} + implicit val two = 2 + assert(implicitly[Int] == 2) // not ambiguous in 2.8.0 nor im ambiguous in 2.7.6 + } + +} |