https://www.graalvm.org/ 
class com.oracle.truffle.api.instrumentation.PropagateErrorSnippets extends com.oracle.truffle.api.instrumentation.TruffleInstrument
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.oracle.truffle.api.instrumentation.PropagateErrorSnippets
  super_class: com.oracle.truffle.api.instrumentation.TruffleInstrument
{
  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.api.instrumentation.PropagateErrorSnippets this
         0: .line 491
            aload 0 /* this */
            invokespecial com.oracle.truffle.api.instrumentation.TruffleInstrument.<init>:()V
            return
        end local 0 // com.oracle.truffle.api.instrumentation.PropagateErrorSnippets this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/api/instrumentation/PropagateErrorSnippets;

  protected void onCreate(com.oracle.truffle.api.instrumentation.TruffleInstrument$Env);
    descriptor: (Lcom/oracle/truffle/api/instrumentation/TruffleInstrument$Env;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=6, locals=2, args_size=2
        start local 0 // com.oracle.truffle.api.instrumentation.PropagateErrorSnippets this
        start local 1 // com.oracle.truffle.api.instrumentation.TruffleInstrument$Env env
         0: .line 498
            aload 1 /* env */
            invokevirtual com.oracle.truffle.api.instrumentation.TruffleInstrument$Env.getInstrumenter:()Lcom/oracle/truffle/api/instrumentation/Instrumenter;
         1: .line 499
            invokestatic com.oracle.truffle.api.instrumentation.SourceSectionFilter.newBuilder:()Lcom/oracle/truffle/api/instrumentation/SourceSectionFilter$Builder;
            iconst_1
            anewarray java.lang.Class
            dup
            iconst_0
         2: .line 500
            ldc Lcom/oracle/truffle/api/instrumentation/StandardTags$CallTag;
            aastore
            invokevirtual com.oracle.truffle.api.instrumentation.SourceSectionFilter$Builder.tagIs:([Ljava/lang/Class;)Lcom/oracle/truffle/api/instrumentation/SourceSectionFilter$Builder;
            invokevirtual com.oracle.truffle.api.instrumentation.SourceSectionFilter$Builder.build:()Lcom/oracle/truffle/api/instrumentation/SourceSectionFilter;
         3: .line 501
            new com.oracle.truffle.api.instrumentation.PropagateErrorSnippets$1
            dup
            aload 0 /* this */
            invokespecial com.oracle.truffle.api.instrumentation.PropagateErrorSnippets$1.<init>:(Lcom/oracle/truffle/api/instrumentation/PropagateErrorSnippets;)V
         4: .line 498
            invokevirtual com.oracle.truffle.api.instrumentation.Instrumenter.attachExecutionEventListener:(Lcom/oracle/truffle/api/instrumentation/SourceSectionFilter;Lcom/oracle/truffle/api/instrumentation/ExecutionEventListener;)Lcom/oracle/truffle/api/instrumentation/EventBinding;
            pop
         5: .line 512
            return
        end local 1 // com.oracle.truffle.api.instrumentation.TruffleInstrument$Env env
        end local 0 // com.oracle.truffle.api.instrumentation.PropagateErrorSnippets this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lcom/oracle/truffle/api/instrumentation/PropagateErrorSnippets;
            0    6     1   env  Lcom/oracle/truffle/api/instrumentation/TruffleInstrument$Env;
    MethodParameters:
      Name  Flags
      env   
}
SourceFile: "EventContext.java"
NestMembers:
  com.oracle.truffle.api.instrumentation.PropagateErrorSnippets$1
InnerClasses:
  com.oracle.truffle.api.instrumentation.PropagateErrorSnippets$1
  public final Builder = com.oracle.truffle.api.instrumentation.SourceSectionFilter$Builder of com.oracle.truffle.api.instrumentation.SourceSectionFilter
  public final CallTag = com.oracle.truffle.api.instrumentation.StandardTags$CallTag of com.oracle.truffle.api.instrumentation.StandardTags
  public final Env = com.oracle.truffle.api.instrumentation.TruffleInstrument$Env of com.oracle.truffle.api.instrumentation.TruffleInstrument