https://www.graalvm.org/ 
public class com.oracle.truffle.js.nodes.control.ModuleYieldNode extends com.oracle.truffle.js.nodes.JavaScriptNode implements com.oracle.truffle.js.nodes.control.ResumableNode, com.oracle.truffle.js.nodes.control.SuspendNode
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.oracle.truffle.js.nodes.control.ModuleYieldNode
  super_class: com.oracle.truffle.js.nodes.JavaScriptNode
{
  private com.oracle.truffle.js.nodes.control.YieldNode$YieldResultNode generatorYieldNode;
    descriptor: Lcom/oracle/truffle/js/nodes/control/YieldNode$YieldResultNode;
    flags: (0x0002) ACC_PRIVATE
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()

  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 57
            ldc Lcom/oracle/truffle/js/nodes/control/ModuleYieldNode;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic com.oracle.truffle.js.nodes.control.ModuleYieldNode.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  protected void <init>();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
         0: .line 61
            aload 0 /* this */
            invokespecial com.oracle.truffle.js.nodes.JavaScriptNode.<init>:()V
         1: .line 62
            aload 0 /* this */
            new com.oracle.truffle.js.nodes.control.YieldNode$ExceptionYieldResultNode
            dup
            invokespecial com.oracle.truffle.js.nodes.control.YieldNode$ExceptionYieldResultNode.<init>:()V
            putfield com.oracle.truffle.js.nodes.control.ModuleYieldNode.generatorYieldNode:Lcom/oracle/truffle/js/nodes/control/YieldNode$YieldResultNode;
         2: .line 63
            return
        end local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/oracle/truffle/js/nodes/control/ModuleYieldNode;

  public static com.oracle.truffle.js.nodes.control.ModuleYieldNode create();
    descriptor: ()Lcom/oracle/truffle/js/nodes/control/ModuleYieldNode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 66
            new com.oracle.truffle.js.nodes.control.ModuleYieldNode
            dup
            invokespecial com.oracle.truffle.js.nodes.control.ModuleYieldNode.<init>:()V
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public java.lang.Object execute(com.oracle.truffle.api.frame.VirtualFrame);
    descriptor: (Lcom/oracle/truffle/api/frame/VirtualFrame;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
        start local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
         0: .line 71
            aload 0 /* this */
            aload 1 /* frame */
            invokevirtual com.oracle.truffle.js.nodes.control.ModuleYieldNode.generatorYield:(Lcom/oracle/truffle/api/frame/VirtualFrame;)Ljava/lang/Object;
            areturn
        end local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
        end local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lcom/oracle/truffle/js/nodes/control/ModuleYieldNode;
            0    1     1  frame  Lcom/oracle/truffle/api/frame/VirtualFrame;
    MethodParameters:
       Name  Flags
      frame  

  protected final java.lang.Object generatorYield(com.oracle.truffle.api.frame.VirtualFrame);
    descriptor: (Lcom/oracle/truffle/api/frame/VirtualFrame;)Ljava/lang/Object;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
        start local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
         0: .line 75
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.control.ModuleYieldNode.generatorYieldNode:Lcom/oracle/truffle/js/nodes/control/YieldNode$YieldResultNode;
            aload 1 /* frame */
            getstatic com.oracle.truffle.js.runtime.objects.Undefined.instance:Lcom/oracle/truffle/js/runtime/objects/JSDynamicObject;
            invokevirtual com.oracle.truffle.js.nodes.control.YieldNode$YieldResultNode.generatorYield:(Lcom/oracle/truffle/api/frame/VirtualFrame;Ljava/lang/Object;)Lcom/oracle/truffle/js/nodes/control/YieldException;
            athrow
        end local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
        end local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lcom/oracle/truffle/js/nodes/control/ModuleYieldNode;
            0    1     1  frame  Lcom/oracle/truffle/api/frame/VirtualFrame;
    MethodParameters:
       Name  Flags
      frame  

  public java.lang.Object resume(com.oracle.truffle.api.frame.VirtualFrame);
    descriptor: (Lcom/oracle/truffle/api/frame/VirtualFrame;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
        start local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
         0: .line 80
            aload 0 /* this */
            aload 1 /* frame */
            invokevirtual com.oracle.truffle.js.nodes.control.ModuleYieldNode.getStateAsInt:(Lcom/oracle/truffle/api/frame/VirtualFrame;)I
            istore 2 /* index */
        start local 2 // int index
         1: .line 81
            iload 2 /* index */
            ifne 4
         2: .line 82
            aload 0 /* this */
            aload 1 /* frame */
            iconst_1
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokevirtual com.oracle.truffle.js.nodes.control.ModuleYieldNode.setState:(Lcom/oracle/truffle/api/frame/VirtualFrame;Ljava/lang/Object;)V
         3: .line 83
            aload 0 /* this */
            aload 1 /* frame */
            invokevirtual com.oracle.truffle.js.nodes.control.ModuleYieldNode.generatorYield:(Lcom/oracle/truffle/api/frame/VirtualFrame;)Ljava/lang/Object;
            areturn
         4: .line 85
      StackMap locals: int
      StackMap stack:
            getstatic com.oracle.truffle.js.nodes.control.ModuleYieldNode.$assertionsDisabled:Z
            ifne 5
            iload 2 /* index */
            iconst_1
            if_icmpeq 5
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         5: .line 86
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* frame */
            iconst_0
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokevirtual com.oracle.truffle.js.nodes.control.ModuleYieldNode.setState:(Lcom/oracle/truffle/api/frame/VirtualFrame;Ljava/lang/Object;)V
         6: .line 87
            getstatic com.oracle.truffle.js.runtime.objects.Undefined.instance:Lcom/oracle/truffle/js/runtime/objects/JSDynamicObject;
            areturn
        end local 2 // int index
        end local 1 // com.oracle.truffle.api.frame.VirtualFrame frame
        end local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    7     0   this  Lcom/oracle/truffle/js/nodes/control/ModuleYieldNode;
            0    7     1  frame  Lcom/oracle/truffle/api/frame/VirtualFrame;
            1    7     2  index  I
    MethodParameters:
       Name  Flags
      frame  

  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=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
        start local 1 // java.util.Set materializedTags
         0: .line 93
            invokestatic com.oracle.truffle.js.nodes.control.ModuleYieldNode.create:()Lcom/oracle/truffle/js/nodes/control/ModuleYieldNode;
            areturn
        end local 1 // java.util.Set materializedTags
        end local 0 // com.oracle.truffle.js.nodes.control.ModuleYieldNode this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    1     0              this  Lcom/oracle/truffle/js/nodes/control/ModuleYieldNode;
            0    1     1  materializedTags  Ljava/util/Set<Ljava/lang/Class<+Lcom/oracle/truffle/api/instrumentation/Tag;>;>;
    Signature: (Ljava/util/Set<Ljava/lang/Class<+Lcom/oracle/truffle/api/instrumentation/Tag;>;>;)Lcom/oracle/truffle/js/nodes/JavaScriptNode;
    MethodParameters:
                  Name  Flags
      materializedTags  
}
SourceFile: "ModuleYieldNode.java"
InnerClasses:
  public abstract Child = com.oracle.truffle.api.nodes.Node$Child of com.oracle.truffle.api.nodes.Node
  public final ExceptionYieldResultNode = com.oracle.truffle.js.nodes.control.YieldNode$ExceptionYieldResultNode of com.oracle.truffle.js.nodes.control.YieldNode
  public abstract YieldResultNode = com.oracle.truffle.js.nodes.control.YieldNode$YieldResultNode of com.oracle.truffle.js.nodes.control.YieldNode