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| package cons | |
| import mac._ | |
| class Consumer { | |
| val f: Foo = new Foo | |
| Rewrite.rewrite(f.k) | |
| } | |
| class Foo { |
gkossakowski
/ MemoryProbe.java
Created
June 3, 2013 20:56
YourKit probe class that allows one to capture memory snapshots after certain phases has run in the Scala compiler.
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| import com.yourkit.probes.*; | |
| import com.yourkit.api.*; | |
| @MethodPattern("scala.tools.nsc.Global$Run:advancePhase()") | |
| public class MemoryProbe { | |
| public static void onEnter(@This scala.tools.nsc.Global.Run run) { | |
| scala.reflect.internal.Phase patmatPhase = run.phaseNamed("patmat"); | |
| scala.reflect.internal.Phase postErasurePhase = run.phaseNamed("posterasure"); | |
| scala.reflect.internal.Phase icodePhase = run.phaseNamed("icode"); |
gkossakowski
/ gist:5627422
Created
May 22, 2013 13:09
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| scalac -Ylog-classpath | |
| Classpath built from (-d = . -encoding = UTF-8 -Ylog-classpath = true) | |
| Defaults: object Defaults { | |
| scalaHome = /usr/local/Cellar/scala/2.10.0/libexec | |
| javaBootClassPath = | |
| /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/jsfd.jar | |
| /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/classes.jar | |
| /System/Library/Frameworks/JavaVM.framework/Frameworks/JavaRuntimeSupport.framework/Resources/Java/JavaRuntimeSupport.jar | |
| /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/ui.jar | |
| /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Classes/laf.jar |
gkossakowski
/ CompileGuava.scala
Last active
December 16, 2015 13:09
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| import javax.tools._ | |
| object CompileGuava { | |
| def main(args: Array[String]) { | |
| val mavenRepo: String = args(0) | |
| val guavaRoot: String = args(1) | |
| val argsString = s"-d ${guavaRoot}/target/classes -classpath ${guavaRoot}/target/classes:${mavenRepo}/com/google/code/findbugs/jsr305/1.3.9/jsr305-1.3.9.jar:${mavenRepo}/javax/inject/javax.inject/1/javax.inject-1.jar: -sourcepath ${guavaRoot}/src: ${guavaRoot}/src/com/google/common/collect/SortedMapDifference.java ${guavaRoot}/src/com/google/common/collect/BoundType.java ${guavaRoot}/src/com/google/common/util/concurrent/AsyncFunction.java ${guavaRoot}/src/com/google/common/collect/Multimap.java ${guavaRoot}/src/com/google/common/collect/AbstractSortedSetMultimap.java ${guavaRoot}/src/com/google/common/collect/ImmutableMapEntrySet.java ${guavaRoot}/src/com/google/common/util/concurrent/ForwardingBlockingQueue.java ${guavaRoot}/src/com/google/common/io/Closer.java ${guavaRoot}/src/com/google/common/math/MathPreconditions.java ${guavaRoot}/src/com/google/commo |
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| import java.util.*; | |
| import java.util.function.Predicate; | |
| import java.util.function.Consumer; | |
| public class Collections8 { | |
| public static void main(String[] args) { | |
| List<String> names = Arrays.asList("Alice", "Bob", "Charlie"); | |
| forEach(filter(names, e -> e.length() > 4), e -> { System.out.println(e); }); | |
| //names.filter().forEach(e -> { System.out.println(e); }); | |
| } |
gkossakowski
/ gist:5428469
Created
April 21, 2013 04:15
Reproduction of https://github.com/sbt/sbt/issues/727
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| Grzegorzs-MacBook-Pro:openmole grek ((cafbd66...))$ ~/Downloads/scala-2.9.2/bin/scalac -d project/target/scala-2.9.2/sbt-0.12/classes -classpath /Users/grek/tmp/openmole/project/target/scala-2.9.2/sbt-0.12/classes:/Users/grek/.ivy2/cache/scala_2.9.2/sbt_0.12/com.typesafe.sbt/sbt-osgi/jars/sbt-osgi-0.6.0-SNAPSHOT.jar:/Users/grek/.ivy2/cache/biz.aQute/bndlib/jars/bndlib-1.50.0.jar:/Users/grek/.ivy2/cache/scala_2.9.2/sbt_0.12/com.github.mpeltonen/sbt-idea/jars/sbt-idea-1.2.0.jar:/Users/grek/.ivy2/cache/commons-io/commons-io/jars/commons-io-2.0.1.jar:/Users/grek/.ivy2/cache/scala_2.9.2/sbt_0.12/net.virtual-void/sbt-dependency-graph/jars/sbt-dependency-graph-0.7.1.jar:/Users/grek/.ivy2/cache/com.github.mdr/ascii-graphs_2.9.2/jars/ascii-graphs_2.9.2-0.0.2.jar:/Users/grek/.ivy2/cache/org.scala-sbt/sbt/jars/sbt-0.12.3.jar:/Users/grek/.ivy2/cache/org.scala-sbt/main/jars/main-0.12.3.jar:/Users/grek/.ivy2/cache/org.scala-sbt/actions/jars/actions-0.12.3.jar:/Users/grek/.ivy2/cache/org.scala-sbt/classpath/jars/classpath-0 |
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| > scripted source-dependencies/* | |
| [info] Packaging /Users/grek/scala/xsbt/testing/agent/target/test-agent-0.13.0-M1-sources.jar ... | |
| [info] Packaging /Users/grek/scala/xsbt/launch/interface/target/launcher-interface-0.13.0-M1-sources.jar ... | |
| [info] Packaging /Users/grek/scala/xsbt/interface/target/interface-0.13.0-M1-sources.jar ... | |
| [info] Packaging /Users/grek/scala/xsbt/cache/tracking/target/tracking-0.13.0-M1-sources.jar ... | |
| [info] Packaging /Users/grek/scala/xsbt/compile/api/target/api-0.13.0-M1-sources.jar ... | |
| [info] Packaging /Users/grek/scala/xsbt/util/log/target/logging-0.13.0-M1-sources.jar ... | |
| [info] Packaging /Users/grek/scala/xsbt/compile/interface/target/precompiled_2.9.2/precompiled-2_9_2-0.13.0-M1-sources.jar ... | |
| [info] Packaging /Users/grek/scala/xsbt/ivy/target/ivy-0.13.0-M1-sources.jar ... | |
| [info] Done packaging. |
gkossakowski
/ bc.whitelist.conf
Last active
December 12, 2015 05:18
White list of binary incompatibilities in Scala 2.10.x branch.
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| filter { | |
| problems=[ | |
| # Scala library | |
| { | |
| # Lifted method called only from Stream | |
| matchName="scala.collection.immutable.Stream.scala$collection$immutable$Stream$$loop$4" | |
| problemName=MissingMethodProblem | |
| }, | |
| { | |
| # Lifted method called only from Stream |
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| Grzegorzs-MacBook-Pro:scala-master grek (master)$ ant -Dscalac.args="-Yinline-warnings" build-opt | |
| Buildfile: /Users/grek/scala/scala-master/build.xml | |
| build-opt: | |
| init.jars.check: | |
| init.jars: | |
| init.maven.tasks: |
gkossakowski
/ gist:4602343
Created
January 23, 2013 05:34
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| scala> rootMirror.getClassByName(newTermName("java.lang.reflect.Method")) | |
| res5: $r.intp.global.ClassSymbol = class Method | |
| scala> res5.info.member(newTermName("invoke")) | |
| res7: $r.intp.global.Symbol = method invoke | |
| scala> res7.annotations | |
| res8: List[$r.intp.global.AnnotationInfo] = List(throws(classOf[java.lang.reflect.InvocationTargetException]), throws(classOf[java.lang.IllegalArgumentException]), throws(classOf[java.lang.IllegalAccessException])) | |
| scala> res8.head |