Jan Ehmueller

ForeignObject does not support shallowCopy/deepCopy

6

Trying to copy Smalltalk objects that hold references to ForeignObjects (e.g., host Java values) fails, since ForeignObject does not support `shallowCopy`. An example where the ForeignObject is a Java enum:...

HostExceptions in TruffleSqueak are difficult to inspect/debug

1

When I get a HostException, I get a debugger showing me the primitive call where the exception occurred with only the exception name (`HostException`) as message. The root exception was...

PolyglotInspector can't inspect hidden elements of large Arrays

5

Large arrays are shortened in the Inpsector so that the head and tail are displayed and the middle part of the array is hidden by an ellipsis. When clicking on...

When working with multiple threads (e.g., Java Swing drawing thread) the method cache can encounter a race condition, where the lookup result of one thread is modified by another thread...

Running Trufflesqueak for a long time causes the CodeCache to be filled

1

If I run my TruffleSqueak image for a longer time (which increases performance due to the jit) I get the following warning: ``` OpenJDK 64-Bit Server VM GraalVM 21.0.0.2 warning:...

The class state between the Browser and what is execute sometimes becomes desynchronized

1

Sometimes when editing code (in this case when changing the superclass of my class), the vm is executing code that was already removed in the browser. I get an exception/debugger...

Can't instantiate TruffleSqueak Classes in Java 11

1

Using GraalVM 20.2.0 on MacOS Catalina (10.15.6). When having TruffleSqueak open and trying the following command: ```smalltalk Java type: 'de.hpi.swa.trufflesqueak.util.MiscUtils' ``` I get a Class not found error. This seems...

Can't run tests in a polyglot manner using npm

2

Hi there, I’m trying to run a javascript test in a polyglot manner (using GraalVM CE 20.1.0 on MacOS) and have issues starting npm in a polyglot context (using mocha...