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| author | Martin Odersky <odersky@gmail.com> | 2014-01-15 16:41:23 +0100 |
|---|---|---|
| committer | Martin Odersky <odersky@gmail.com> | 2014-01-15 16:41:23 +0100 |
| commit | f1cfe733d9d02dff975d2bde222db890ca6d15e6 (patch) | |
| tree | 4dbc29905abb71c3b8a2228d49d432e52a4e0242 /src/dotty/tools/dotc/printing | |
| parent | 2112492ec908019d1515128c68f1c737518cac3c (diff) | |
| download | dotty-f1cfe733d9d02dff975d2bde222db890ca6d15e6.tar.gz dotty-f1cfe733d9d02dff975d2bde222db890ca6d15e6.tar.bz2 dotty-f1cfe733d9d02dff975d2bde222db890ca6d15e6.zip | |
Allow views when matching the result type of a selection prototype.
More generally, a refactoring of the Compatibility trait to use value passing instead of inheritance.
Diffstat (limited to 'src/dotty/tools/dotc/printing')
| -rw-r--r-- | src/dotty/tools/dotc/printing/Disambiguation.scala | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/dotty/tools/dotc/printing/Disambiguation.scala b/src/dotty/tools/dotc/printing/Disambiguation.scala index 196b8f1ae..b830b353a 100644 --- a/src/dotty/tools/dotc/printing/Disambiguation.scala +++ b/src/dotty/tools/dotc/printing/Disambiguation.scala @@ -31,7 +31,11 @@ object Disambiguation { private def recordedNameString(sym: Symbol): String = { val str = rawNameString(sym) - val existing = variants.getOrElse(str, new mutable.ListBuffer) + val existing = variants.getOrElse(str, new mutable.ListBuffer[Symbol]) + // Dotty deviation: without a type parameter on ListBuffer, inference + // will compute ListBuffer[Symbol] | ListBuffer[Nothing] as the type of "existing" + // and then the assignment to variants below will fail. + // We need to find a way to avoid such useless inferred types. if (!(existing contains sym)) { hasConflicts |= existing.nonEmpty variants(str) = (existing += sym) |