From e597ad04c072dac7300cec06e9f8bbf4d6d66855 Mon Sep 17 00:00:00 2001 From: Adriaan Moors Date: Tue, 10 Nov 2009 16:39:14 +0000 Subject: added CanBuild type alias in package object sca... added CanBuild type alias in package object scala.collection.generic added breakout to scala.collection test for breakout --- src/library/scala/collection/generic/package.scala | 6 ++++++ src/library/scala/collection/package.scala | 10 ++++++++++ 2 files changed, 16 insertions(+) create mode 100644 src/library/scala/collection/generic/package.scala create mode 100644 src/library/scala/collection/package.scala (limited to 'src') diff --git a/src/library/scala/collection/generic/package.scala b/src/library/scala/collection/generic/package.scala new file mode 100644 index 0000000000..0457fef227 --- /dev/null +++ b/src/library/scala/collection/generic/package.scala @@ -0,0 +1,6 @@ +package scala.collection +import generic.CanBuildFrom + +package object generic { + type CanBuild[-Elem, +To] = CanBuildFrom[Nothing, Elem, To] +} \ No newline at end of file diff --git a/src/library/scala/collection/package.scala b/src/library/scala/collection/package.scala new file mode 100644 index 0000000000..d5161a0f1a --- /dev/null +++ b/src/library/scala/collection/package.scala @@ -0,0 +1,10 @@ +package scala + +package object collection { + import scala.collection.generic.CanBuildFrom // can't refer to CanBuild here + + def breakOut[From, T, To](implicit b : CanBuildFrom[Nothing, T, To]) = + new CanBuildFrom[From, T, To] { + def apply(from: From) = b.apply() ; def apply() = b.apply() + } +} \ No newline at end of file -- cgit v1.2.3