https://www.graalvm.org/ 
public abstract class com.oracle.truffle.js.nodes.access.IteratorToArrayNode extends com.oracle.truffle.js.nodes.JavaScriptNode
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: com.oracle.truffle.js.nodes.access.IteratorToArrayNode
  super_class: com.oracle.truffle.js.nodes.JavaScriptNode
{
  private final com.oracle.truffle.js.runtime.JSContext context;
    descriptor: Lcom/oracle/truffle/js/runtime/JSContext;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  com.oracle.truffle.js.nodes.JavaScriptNode iteratorNode;
    descriptor: Lcom/oracle/truffle/js/nodes/JavaScriptNode;
    flags: (0x0000) 
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()
    RuntimeInvisibleAnnotations: 
      com.oracle.truffle.api.dsl.Executed()

  private com.oracle.truffle.js.nodes.access.IteratorGetNextValueNode iteratorStepNode;
    descriptor: Lcom/oracle/truffle/js/nodes/access/IteratorGetNextValueNode;
    flags: (0x0002) ACC_PRIVATE
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()

  protected void <init>(com.oracle.truffle.js.runtime.JSContext, com.oracle.truffle.js.nodes.JavaScriptNode, com.oracle.truffle.js.nodes.access.IteratorGetNextValueNode);
    descriptor: (Lcom/oracle/truffle/js/runtime/JSContext;Lcom/oracle/truffle/js/nodes/JavaScriptNode;Lcom/oracle/truffle/js/nodes/access/IteratorGetNextValueNode;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // com.oracle.truffle.js.nodes.access.IteratorToArrayNode this
        start local 1 // com.oracle.truffle.js.runtime.JSContext context
        start local 2 // com.oracle.truffle.js.nodes.JavaScriptNode iteratorNode
        start local 3 // com.oracle.truffle.js.nodes.access.IteratorGetNextValueNode iteratorStepNode
         0: .line 65
            aload 0 /* this */
            invokespecial com.oracle.truffle.js.nodes.JavaScriptNode.<init>:()V
         1: .line 66
            aload 0 /* this */
            aload 1 /* context */
            putfield com.oracle.truffle.js.nodes.access.IteratorToArrayNode.context:Lcom/oracle/truffle/js/runtime/JSContext;
         2: .line 67
            aload 0 /* this */
            aload 2 /* iteratorNode */
            putfield com.oracle.truffle.js.nodes.access.IteratorToArrayNode.iteratorNode:Lcom/oracle/truffle/js/nodes/JavaScriptNode;
         3: .line 68
            aload 0 /* this */
            aload 3 /* iteratorStepNode */
            putfield com.oracle.truffle.js.nodes.access.IteratorToArrayNode.iteratorStepNode:Lcom/oracle/truffle/js/nodes/access/IteratorGetNextValueNode;
         4: .line 69
            return
        end local 3 // com.oracle.truffle.js.nodes.access.IteratorGetNextValueNode iteratorStepNode
        end local 2 // com.oracle.truffle.js.nodes.JavaScriptNode iteratorNode
        end local 1 // com.oracle.truffle.js.runtime.JSContext context
        end local 0 // com.oracle.truffle.js.nodes.access.IteratorToArrayNode this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    5     0              this  Lcom/oracle/truffle/js/nodes/access/IteratorToArrayNode;
            0    5     1           context  Lcom/oracle/truffle/js/runtime/JSContext;
            0    5     2      iteratorNode  Lcom/oracle/truffle/js/nodes/JavaScriptNode;
            0    5     3  iteratorStepNode  Lcom/oracle/truffle/js/nodes/access/IteratorGetNextValueNode;
    MethodParameters:
                  Name  Flags
      context           
      iteratorNode      
      iteratorStepNode  

  public static com.oracle.truffle.js.nodes.access.IteratorToArrayNode create(com.oracle.truffle.js.runtime.JSContext, com.oracle.truffle.js.nodes.JavaScriptNode);
    descriptor: (Lcom/oracle/truffle/js/runtime/JSContext;Lcom/oracle/truffle/js/nodes/JavaScriptNode;)Lcom/oracle/truffle/js/nodes/access/IteratorToArrayNode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=2
         0: .line 73
            new java.lang.Error
            dup
            ldc "Unresolved compilation problem: \n\tIteratorToArrayNodeGen cannot be resolved\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    MethodParameters:
          Name  Flags
      context   
      iterator  

  protected java.lang.Object doIterator(com.oracle.truffle.api.frame.VirtualFrame, com.oracle.truffle.js.runtime.objects.IteratorRecord, com.oracle.truffle.api.profiles.BranchProfile);
    descriptor: (Lcom/oracle/truffle/api/frame/VirtualFrame;Lcom/oracle/truffle/js/runtime/objects/IteratorRecord;Lcom/oracle/truffle/api/profiles/BranchProfile;)Ljava/lang/Object;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=6, args_size=4
        start local 0 // com.oracle.truffle.js.nodes.access.IteratorToArrayNode this
        start local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
        start local 2 // com.oracle.truffle.js.runtime.objects.IteratorRecord iteratorRecord
        start local 3 // com.oracle.truffle.api.profiles.BranchProfile growProfile
         0: .line 79
            new com.oracle.truffle.js.runtime.util.SimpleArrayList
            dup
            invokespecial com.oracle.truffle.js.runtime.util.SimpleArrayList.<init>:()V
            astore 4 /* elements */
        start local 4 // com.oracle.truffle.js.runtime.util.SimpleArrayList elements
         1: .line 81
            goto 3
        start local 5 // java.lang.Object value
         2: .line 82
      StackMap locals: com.oracle.truffle.js.runtime.util.SimpleArrayList java.lang.Object
      StackMap stack:
            aload 4 /* elements */
            aload 5 /* value */
            aload 3 /* growProfile */
            invokevirtual com.oracle.truffle.js.runtime.util.SimpleArrayList.add:(Ljava/lang/Object;Lcom/oracle/truffle/api/profiles/BranchProfile;)V
        end local 5 // java.lang.Object value
         3: .line 81
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.access.IteratorToArrayNode.iteratorStepNode:Lcom/oracle/truffle/js/nodes/access/IteratorGetNextValueNode;
            aload 1 /* frame */
            aload 2 /* iteratorRecord */
            invokevirtual com.oracle.truffle.js.nodes.access.IteratorGetNextValueNode.execute:(Lcom/oracle/truffle/api/frame/VirtualFrame;Lcom/oracle/truffle/js/runtime/objects/IteratorRecord;)Ljava/lang/Object;
            dup
            astore 5 /* value */
        start local 5 // java.lang.Object value
         4: ifnonnull 2
         5: .line 84
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.access.IteratorToArrayNode.context:Lcom/oracle/truffle/js/runtime/JSContext;
            aload 4 /* elements */
            invokevirtual com.oracle.truffle.js.runtime.util.SimpleArrayList.toArray:()[Ljava/lang/Object;
            invokestatic com.oracle.truffle.js.runtime.builtins.JSArray.createZeroBasedObjectArray:(Lcom/oracle/truffle/js/runtime/JSContext;[Ljava/lang/Object;)Lcom/oracle/truffle/api/object/DynamicObject;
            areturn
        end local 5 // java.lang.Object value
        end local 4 // com.oracle.truffle.js.runtime.util.SimpleArrayList elements
        end local 3 // com.oracle.truffle.api.profiles.BranchProfile growProfile
        end local 2 // com.oracle.truffle.js.runtime.objects.IteratorRecord iteratorRecord
        end local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
        end local 0 // com.oracle.truffle.js.nodes.access.IteratorToArrayNode this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    6     0            this  Lcom/oracle/truffle/js/nodes/access/IteratorToArrayNode;
            0    6     1           frame  Lcom/oracle/truffle/api/frame/VirtualFrame;
            0    6     2  iteratorRecord  Lcom/oracle/truffle/js/runtime/objects/IteratorRecord;
            0    6     3     growProfile  Lcom/oracle/truffle/api/profiles/BranchProfile;
            1    6     4        elements  Lcom/oracle/truffle/js/runtime/util/SimpleArrayList<Ljava/lang/Object;>;
            2    3     5           value  Ljava/lang/Object;
            4    6     5           value  Ljava/lang/Object;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    RuntimeInvisibleParameterAnnotations: 
      0:
      1:
      2:
        com.oracle.truffle.api.dsl.Cached()
    MethodParameters:
                Name  Flags
      frame           
      iteratorRecord  
      growProfile     

  public abstract java.lang.Object execute(com.oracle.truffle.api.frame.VirtualFrame, com.oracle.truffle.js.runtime.objects.IteratorRecord);
    descriptor: (Lcom/oracle/truffle/api/frame/VirtualFrame;Lcom/oracle/truffle/js/runtime/objects/IteratorRecord;)Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
                Name  Flags
      frame           
      iteratorRecord  

  protected com.oracle.truffle.js.nodes.JavaScriptNode copyUninitialized(java.util.Set<java.lang.Class<? extends com.oracle.truffle.api.instrumentation.Tag>>);
    descriptor: (Ljava/util/Set;)Lcom/oracle/truffle/js/nodes/JavaScriptNode;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.access.IteratorToArrayNode this
         0: .line 91
            new java.lang.Error
            dup
            ldc "Unresolved compilation problem: \n\tIteratorToArrayNodeGen cannot be resolved\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // com.oracle.truffle.js.nodes.access.IteratorToArrayNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/nodes/access/IteratorToArrayNode;
    Signature: (Ljava/util/Set<Ljava/lang/Class<+Lcom/oracle/truffle/api/instrumentation/Tag;>;>;)Lcom/oracle/truffle/js/nodes/JavaScriptNode;
    MethodParameters:
                  Name  Flags
      materializedTags  
}
SourceFile: "IteratorToArrayNode.java"
InnerClasses:
  public abstract Child = com.oracle.truffle.api.nodes.Node$Child of com.oracle.truffle.api.nodes.Node