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JohnReedLOL / scala-trace-debug

Macro based print debugging. Locates log statements in your IDE.
https://github.com/JohnReedLOL/pos
MIT License
115 stars 5 forks source link

Doesn't work with Java 7 #15

Closed JohnReedLOL closed 8 years ago

JohnReedLOL commented 8 years ago

If I run it with Java 7, I get...

Exception in thread "main" java.lang.UnsupportedClassVersionError: scala/trace/internal/PackagingDataCalculator : Unsupported major.minor version 52.0
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
    at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
    at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
    at scala.trace.internal.Printer$.getPackageName(Printer.scala:142)
    at scala.trace.internal.Printer$$anonfun$traceInternal$1.apply$mcVI$sp(Printer.scala:106)
    at scala.collection.immutable.Range.foreach$mVc$sp(Range.scala:166)
    at scala.trace.internal.Printer$.traceInternal(Printer.scala:103)
    at scala.trace.Debug$.trace(Debug.scala:151)
    at com.example.Hello$.main(Hello.scala:84)
    at com.example.Hello.main(Hello.scala)

Process finished with exit code 1
JohnReedLOL commented 8 years ago

Solved by publishing with Java 7 using http://stackoverflow.com/questions/7701692/setting-up-sbt-to-use-java-7-for-compilation