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authorMartin Odersky <odersky@gmail.com>2015-01-13 17:19:17 +0100
committerMartin Odersky <odersky@gmail.com>2015-01-13 17:19:17 +0100
commit0b02ede80cfbc9c585114bb0dd51436dbf15de5f (patch)
tree96327f725054c10676bd1a46d4fb8e0fa3c5b063 /src/dotty/tools/dotc/core/Types.scala
parentf76e81ed5cc5f57fcbdde6ea98503bd031c903a2 (diff)
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Added structural equals method to PolyParams
Diffstat (limited to 'src/dotty/tools/dotc/core/Types.scala')
-rw-r--r--src/dotty/tools/dotc/core/Types.scala6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/dotty/tools/dotc/core/Types.scala b/src/dotty/tools/dotc/core/Types.scala
index 080596321..0363a8c70 100644
--- a/src/dotty/tools/dotc/core/Types.scala
+++ b/src/dotty/tools/dotc/core/Types.scala
@@ -2173,6 +2173,12 @@ object Types {
override def toString = s"PolyParam(${binder.paramNames(paramNum)})"
override def computeHash = doHash(paramNum, binder)
+ override def equals(that: Any) = that match {
+ case that: PolyParam =>
+ (this.binder eq that.binder) && this.paramNum == that.paramNum
+ case _ =>
+ false
+ }
}
/** A skolem type reference with underlying type `binder`. */