https://www.graalvm.org/ 
public abstract class com.oracle.truffle.js.nodes.unary.TypeOfNode extends com.oracle.truffle.js.nodes.unary.JSUnaryNode
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: com.oracle.truffle.js.nodes.unary.TypeOfNode
  super_class: com.oracle.truffle.js.nodes.unary.JSUnaryNode
{
  protected static final int MAX_CLASSES;
    descriptor: I
    flags: (0x001c) ACC_PROTECTED, ACC_STATIC, ACC_FINAL
    ConstantValue: 3

  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 82
            ldc Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            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.unary.TypeOfNode.$assertionsDisabled:Z
         3: .line 83
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  protected void <init>(com.oracle.truffle.js.nodes.JavaScriptNode);
    descriptor: (Lcom/oracle/truffle/js/nodes/JavaScriptNode;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // com.oracle.truffle.js.nodes.JavaScriptNode operand
         0: .line 86
            aload 0 /* this */
            aload 1 /* operand */
            invokespecial com.oracle.truffle.js.nodes.unary.JSUnaryNode.<init>:(Lcom/oracle/truffle/js/nodes/JavaScriptNode;)V
         1: .line 87
            return
        end local 1 // com.oracle.truffle.js.nodes.JavaScriptNode operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    2     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    2     1  operand  Lcom/oracle/truffle/js/nodes/JavaScriptNode;
    MethodParameters:
         Name  Flags
      operand  

  public static com.oracle.truffle.js.nodes.unary.TypeOfNode create(com.oracle.truffle.js.nodes.JavaScriptNode);
    descriptor: (Lcom/oracle/truffle/js/nodes/JavaScriptNode;)Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
         0: .line 90
            new java.lang.Error
            dup
            ldc "Unresolved compilation problem: \n\tTypeOfNodeGen cannot be resolved\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    MethodParameters:
         Name  Flags
      operand  

  public static com.oracle.truffle.js.nodes.unary.TypeOfNode create();
    descriptor: ()Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 94
            aconst_null
            invokestatic com.oracle.truffle.js.nodes.unary.TypeOfNode.create:(Lcom/oracle/truffle/js/nodes/JavaScriptNode;)Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public abstract java.lang.String executeString(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/lang/String;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
         Name  Flags
      operand  

  public boolean hasTag(java.lang.Class<? extends com.oracle.truffle.api.instrumentation.Tag>);
    descriptor: (Ljava/lang/Class;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // java.lang.Class tag
         0: .line 101
            aload 1 /* tag */
            ldc Lcom/oracle/truffle/js/nodes/instrumentation/JSTags$UnaryOperationTag;
            if_acmpne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: aload 0 /* this */
            aload 1 /* tag */
            invokespecial com.oracle.truffle.js.nodes.unary.JSUnaryNode.hasTag:(Ljava/lang/Class;)Z
      StackMap locals:
      StackMap stack: int
         2: ireturn
        end local 1 // java.lang.Class tag
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    3     1   tag  Ljava/lang/Class<+Lcom/oracle/truffle/api/instrumentation/Tag;>;
    Signature: (Ljava/lang/Class<+Lcom/oracle/truffle/api/instrumentation/Tag;>;)Z
    MethodParameters:
      Name  Flags
      tag   

  public java.lang.Object getNodeObject();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
         0: .line 106
            ldc "operator"
            aload 0 /* this */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            ldc Lcom/oracle/truffle/api/nodes/NodeInfo;
            invokevirtual java.lang.Class.getAnnotation:(Ljava/lang/Class;)Ljava/lang/annotation/Annotation;
            checkcast com.oracle.truffle.api.nodes.NodeInfo
            invokeinterface com.oracle.truffle.api.nodes.NodeInfo.shortName:()Ljava/lang/String;
            invokestatic com.oracle.truffle.js.nodes.instrumentation.JSTags.createNodeObjectDescriptor:(Ljava/lang/String;Ljava/lang/Object;)Lcom/oracle/truffle/js/nodes/instrumentation/NodeObjectDescriptor;
            areturn
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;

  public boolean isResultAlwaysOfType(java.lang.Class<?>);
    descriptor: (Ljava/lang/Class;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // java.lang.Class clazz
         0: .line 111
            aload 1 /* clazz */
            ldc Ljava/lang/String;
            if_acmpne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 1 // java.lang.Class clazz
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0   this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    2     1  clazz  Ljava/lang/Class<*>;
    Signature: (Ljava/lang/Class<*>;)Z
    MethodParameters:
       Name  Flags
      clazz  

  protected java.lang.String doString(java.lang.CharSequence);
    descriptor: (Ljava/lang/CharSequence;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // java.lang.CharSequence operand
         0: .line 116
            ldc "string"
            areturn
        end local 1 // java.lang.CharSequence operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  Ljava/lang/CharSequence;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doInt(int);
    descriptor: (I)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // int operand
         0: .line 121
            ldc "number"
            areturn
        end local 1 // int operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  I
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doDouble(double);
    descriptor: (D)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=3, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // double operand
         0: .line 126
            ldc "number"
            areturn
        end local 1 // double operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  D
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doBoolean(boolean);
    descriptor: (Z)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // boolean operand
         0: .line 131
            ldc "boolean"
            areturn
        end local 1 // boolean operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  Z
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doBigInt(com.oracle.truffle.js.runtime.BigInt);
    descriptor: (Lcom/oracle/truffle/js/runtime/BigInt;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // com.oracle.truffle.js.runtime.BigInt operand
         0: .line 136
            ldc "bigint"
            areturn
        end local 1 // com.oracle.truffle.js.runtime.BigInt operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  Lcom/oracle/truffle/js/runtime/BigInt;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doNull(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // java.lang.Object operand
         0: .line 141
            ldc "object"
            areturn
        end local 1 // java.lang.Object operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  Ljava/lang/Object;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJSNull(operand)"})
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doUndefined(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // java.lang.Object operand
         0: .line 146
            ldc "undefined"
            areturn
        end local 1 // java.lang.Object operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  Ljava/lang/Object;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isUndefined(operand)"})
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doJSFunction(com.oracle.truffle.api.object.DynamicObject);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject operand
         0: .line 151
            ldc "function"
            areturn
        end local 1 // com.oracle.truffle.api.object.DynamicObject operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  Lcom/oracle/truffle/api/object/DynamicObject;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJSFunction(operand)"})
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doJSObjectOnly(com.oracle.truffle.api.object.DynamicObject);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject operand
         0: .line 156
            ldc "object"
            areturn
        end local 1 // com.oracle.truffle.api.object.DynamicObject operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  Lcom/oracle/truffle/api/object/DynamicObject;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJSDynamicObject(operand)", "!isJSFunction(operand)", "!isUndefined(operand)", "!isJSProxy(operand)"})
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doJSProxy(com.oracle.truffle.api.object.DynamicObject, com.oracle.truffle.js.nodes.unary.TypeOfNode, com.oracle.truffle.api.profiles.BranchProfile);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;Lcom/oracle/truffle/api/profiles/BranchProfile;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=5, args_size=4
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject operand
        start local 2 // com.oracle.truffle.js.nodes.unary.TypeOfNode typeofNode
        start local 3 // com.oracle.truffle.api.profiles.BranchProfile revokedProxyBranch
         0: .line 163
            aload 1 /* operand */
            invokestatic com.oracle.truffle.js.runtime.builtins.JSProxy.getTarget:(Lcom/oracle/truffle/api/object/DynamicObject;)Ljava/lang/Object;
            astore 4 /* target */
        start local 4 // java.lang.Object target
         1: .line 164
            aload 4 /* target */
            getstatic com.oracle.truffle.js.runtime.objects.Null.instance:Lcom/oracle/truffle/js/runtime/objects/JSDynamicObject;
            if_acmpne 6
         2: .line 165
            aload 3 /* revokedProxyBranch */
            invokevirtual com.oracle.truffle.api.profiles.BranchProfile.enter:()V
         3: .line 166
            aload 1 /* operand */
            invokestatic com.oracle.truffle.js.runtime.JSRuntime.isRevokedCallableProxy:(Lcom/oracle/truffle/api/object/DynamicObject;)Z
            ifeq 4
            ldc "function"
            goto 5
      StackMap locals: java.lang.Object
      StackMap stack:
         4: ldc "object"
      StackMap locals:
      StackMap stack: java.lang.String
         5: areturn
         6: .line 168
      StackMap locals:
      StackMap stack:
            aload 2 /* typeofNode */
            aload 4 /* target */
            invokevirtual com.oracle.truffle.js.nodes.unary.TypeOfNode.executeString:(Ljava/lang/Object;)Ljava/lang/String;
            areturn
        end local 4 // java.lang.Object target
        end local 3 // com.oracle.truffle.api.profiles.BranchProfile revokedProxyBranch
        end local 2 // com.oracle.truffle.js.nodes.unary.TypeOfNode typeofNode
        end local 1 // com.oracle.truffle.api.object.DynamicObject operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot                Name  Signature
            0    7     0                this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    7     1             operand  Lcom/oracle/truffle/api/object/DynamicObject;
            0    7     2          typeofNode  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    7     3  revokedProxyBranch  Lcom/oracle/truffle/api/profiles/BranchProfile;
            1    7     4              target  Ljava/lang/Object;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization(guards = {"isJSProxy(operand)"})
    RuntimeInvisibleParameterAnnotations: 
      0:
      1:
        com.oracle.truffle.api.dsl.Cached(value = "create()")
      2:
        com.oracle.truffle.api.dsl.Cached(value = "create()")
    MethodParameters:
                    Name  Flags
      operand             
      typeofNode          
      revokedProxyBranch  

  protected java.lang.String doSymbol(com.oracle.truffle.js.runtime.Symbol);
    descriptor: (Lcom/oracle/truffle/js/runtime/Symbol;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // com.oracle.truffle.js.runtime.Symbol operand
         0: .line 174
            ldc "symbol"
            areturn
        end local 1 // com.oracle.truffle.js.runtime.Symbol operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    1     1  operand  Lcom/oracle/truffle/js/runtime/Symbol;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
         Name  Flags
      operand  

  protected java.lang.String doTruffleObject(java.lang.Object, com.oracle.truffle.api.interop.InteropLibrary);
    descriptor: (Ljava/lang/Object;Lcom/oracle/truffle/api/interop/InteropLibrary;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // java.lang.Object operand
        start local 2 // com.oracle.truffle.api.interop.InteropLibrary interop
         0: .line 181
            aload 2 /* interop */
            aload 1 /* operand */
            invokevirtual com.oracle.truffle.api.interop.InteropLibrary.isBoolean:(Ljava/lang/Object;)Z
            ifeq 2
         1: .line 182
            ldc "boolean"
            areturn
         2: .line 183
      StackMap locals:
      StackMap stack:
            aload 2 /* interop */
            aload 1 /* operand */
            invokevirtual com.oracle.truffle.api.interop.InteropLibrary.isString:(Ljava/lang/Object;)Z
            ifeq 4
         3: .line 184
            ldc "string"
            areturn
         4: .line 185
      StackMap locals:
      StackMap stack:
            aload 2 /* interop */
            aload 1 /* operand */
            invokevirtual com.oracle.truffle.api.interop.InteropLibrary.isNumber:(Ljava/lang/Object;)Z
            ifeq 6
         5: .line 186
            ldc "number"
            areturn
         6: .line 187
      StackMap locals:
      StackMap stack:
            aload 2 /* interop */
            aload 1 /* operand */
            invokevirtual com.oracle.truffle.api.interop.InteropLibrary.isExecutable:(Ljava/lang/Object;)Z
            ifne 7
            aload 2 /* interop */
            aload 1 /* operand */
            invokevirtual com.oracle.truffle.api.interop.InteropLibrary.isInstantiable:(Ljava/lang/Object;)Z
            ifeq 8
         7: .line 188
      StackMap locals:
      StackMap stack:
            ldc "function"
            areturn
         8: .line 190
      StackMap locals:
      StackMap stack:
            ldc "object"
            areturn
        end local 2 // com.oracle.truffle.api.interop.InteropLibrary interop
        end local 1 // java.lang.Object operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    9     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    9     1  operand  Ljava/lang/Object;
            0    9     2  interop  Lcom/oracle/truffle/api/interop/InteropLibrary;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.CompilerDirectives$TruffleBoundary()
      com.oracle.truffle.api.dsl.Specialization(guards = {"isForeignObject(operand)"}, limit = "InteropLibraryLimit")
    RuntimeInvisibleParameterAnnotations: 
      0:
      1:
        com.oracle.truffle.api.library.CachedLibrary(value = "operand")
    MethodParameters:
         Name  Flags
      operand  
      interop  

  protected java.lang.String doJavaObject(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
        start local 1 // java.lang.Object operand
         0: .line 196
            getstatic com.oracle.truffle.js.nodes.unary.TypeOfNode.$assertionsDisabled:Z
            ifne 1
            aload 1 /* operand */
            ifnonnull 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 197
      StackMap locals:
      StackMap stack:
            aload 1 /* operand */
            instanceof java.lang.Number
            ifeq 2
            ldc "number"
            goto 3
      StackMap locals:
      StackMap stack:
         2: ldc "object"
      StackMap locals:
      StackMap stack: java.lang.String
         3: areturn
        end local 1 // java.lang.Object operand
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0     this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
            0    4     1  operand  Ljava/lang/Object;
    RuntimeInvisibleAnnotations: 
      com.oracle.truffle.api.dsl.Fallback()
    MethodParameters:
         Name  Flags
      operand  

  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.unary.TypeOfNode this
         0: .line 202
            new java.lang.Error
            dup
            ldc "Unresolved compilation problem: \n\tTypeOfNodeGen cannot be resolved\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // com.oracle.truffle.js.nodes.unary.TypeOfNode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/js/nodes/unary/TypeOfNode;
    Signature: (Ljava/util/Set<Ljava/lang/Class<+Lcom/oracle/truffle/api/instrumentation/Tag;>;>;)Lcom/oracle/truffle/js/nodes/JavaScriptNode;
    MethodParameters:
                  Name  Flags
      materializedTags  
}
SourceFile: "TypeOfNode.java"
InnerClasses:
  public abstract TruffleBoundary = com.oracle.truffle.api.CompilerDirectives$TruffleBoundary of com.oracle.truffle.api.CompilerDirectives
  public final UnaryOperationTag = com.oracle.truffle.js.nodes.instrumentation.JSTags$UnaryOperationTag of com.oracle.truffle.js.nodes.instrumentation.JSTags
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.NodeInfo(shortName = "typeof")
    RuntimeInvisibleAnnotations: 
      com.oracle.truffle.api.dsl.ImportStatic(value = {Lcom/oracle/truffle/js/runtime/JSRuntime;, Lcom/oracle/truffle/js/runtime/JSConfig;})