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Diffstat (limited to 'test/pending/pos/bug1957.scala')
-rw-r--r-- | test/pending/pos/bug1957.scala | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/test/pending/pos/bug1957.scala b/test/pending/pos/bug1957.scala new file mode 100644 index 0000000000..62800524eb --- /dev/null +++ b/test/pending/pos/bug1957.scala @@ -0,0 +1,38 @@ +object Test { + abstract class Settings {} + + abstract class Grist + { self => + type settingsType <: Settings + type moduleType <: Module {type settingsType = self.settingsType} + val module: moduleType + } + + abstract class Tool + { self => + type settingsType <: Settings + type moduleType = Module { type settingsType = self.settingsType } + type gristType = Grist { type moduleType <: self.moduleType; type settingsType <: self.settingsType } + + def inputGrist: List[gristType] + } + + abstract class Module + { self => + type settingsType <: Settings + final type commonModuleType = Module {type settingsType = self.settingsType} + type selfType >: self.type <: commonModuleType + + // BTW: if we use the commented out type declarations, the code compiles successfully + // type gristType = Grist {type settingsType <: self.settingsType; type moduleType <: commonModuleType } + + val tools: List[Tool {type settingsType = self.settingsType}] + + protected def f: List[commonModuleType] = + { + val inputGrists = tools.flatMap(_.inputGrist) // val inputGrists: List[gristType] = + inputGrists.map(_.module) + } + + } +}
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