https://www.graalvm.org/ 
public abstract class com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode extends com.oracle.truffle.js.nodes.JavaScriptBaseNode
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode
  super_class: com.oracle.truffle.js.nodes.JavaScriptBaseNode
{
  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.intl.JSToCanonicalizedLocaleListNode toCanonicalizedLocaleListNode;
    descriptor: Lcom/oracle/truffle/js/nodes/intl/JSToCanonicalizedLocaleListNode;
    flags: (0x0000) 
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()

  com.oracle.truffle.js.nodes.cast.JSToObjectNode toObjectNode;
    descriptor: Lcom/oracle/truffle/js/nodes/cast/JSToObjectNode;
    flags: (0x0000) 
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()

  com.oracle.truffle.js.nodes.intl.GetStringOptionNode getLocaleMatcherOption;
    descriptor: Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
    flags: (0x0000) 
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()

  com.oracle.truffle.js.nodes.intl.GetStringOptionNode getStyleOption;
    descriptor: Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
    flags: (0x0000) 
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()

  com.oracle.truffle.js.nodes.intl.GetStringOptionNode getTypeOption;
    descriptor: Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
    flags: (0x0000) 
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()

  com.oracle.truffle.js.nodes.intl.GetStringOptionNode getFallbackOption;
    descriptor: Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
    flags: (0x0000) 
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.nodes.Node$Child()

  private final com.oracle.truffle.api.profiles.BranchProfile errorBranch;
    descriptor: Lcom/oracle/truffle/api/profiles/BranchProfile;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  protected void <init>(com.oracle.truffle.js.runtime.JSContext);
    descriptor: (Lcom/oracle/truffle/js/runtime/JSContext;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=7, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode this
        start local 1 // com.oracle.truffle.js.runtime.JSContext context
         0: .line 65
            aload 0 /* this */
            invokespecial com.oracle.truffle.js.nodes.JavaScriptBaseNode.<init>:()V
         1: .line 63
            aload 0 /* this */
            invokestatic com.oracle.truffle.api.profiles.BranchProfile.create:()Lcom/oracle/truffle/api/profiles/BranchProfile;
            putfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.errorBranch:Lcom/oracle/truffle/api/profiles/BranchProfile;
         2: .line 66
            aload 0 /* this */
            aload 1 /* context */
            putfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.context:Lcom/oracle/truffle/js/runtime/JSContext;
         3: .line 67
            aload 0 /* this */
            aload 1 /* context */
            invokestatic com.oracle.truffle.js.nodes.intl.JSToCanonicalizedLocaleListNode.create:(Lcom/oracle/truffle/js/runtime/JSContext;)Lcom/oracle/truffle/js/nodes/intl/JSToCanonicalizedLocaleListNode;
            putfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.toCanonicalizedLocaleListNode:Lcom/oracle/truffle/js/nodes/intl/JSToCanonicalizedLocaleListNode;
         4: .line 68
            aload 0 /* this */
            aload 1 /* context */
            invokestatic com.oracle.truffle.js.nodes.cast.JSToObjectNode.createToObject:(Lcom/oracle/truffle/js/runtime/JSContext;)Lcom/oracle/truffle/js/nodes/cast/JSToObjectNode;
            putfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.toObjectNode:Lcom/oracle/truffle/js/nodes/cast/JSToObjectNode;
         5: .line 69
            aload 0 /* this */
            aload 1 /* context */
            ldc "localeMatcher"
            iconst_2
            anewarray java.lang.String
            dup
            iconst_0
            ldc "lookup"
            aastore
            dup
            iconst_1
            ldc "best fit"
            aastore
            ldc "best fit"
            invokestatic com.oracle.truffle.js.nodes.intl.GetStringOptionNode.create:(Lcom/oracle/truffle/js/runtime/JSContext;Ljava/lang/String;[Ljava/lang/String;Ljava/lang/String;)Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
            putfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.getLocaleMatcherOption:Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
         6: .line 70
            aload 0 /* this */
            aload 1 /* context */
            ldc "style"
            iconst_3
            anewarray java.lang.String
            dup
            iconst_0
            ldc "narrow"
            aastore
            dup
            iconst_1
            ldc "short"
            aastore
            dup
            iconst_2
            ldc "long"
            aastore
            ldc "long"
            invokestatic com.oracle.truffle.js.nodes.intl.GetStringOptionNode.create:(Lcom/oracle/truffle/js/runtime/JSContext;Ljava/lang/String;[Ljava/lang/String;Ljava/lang/String;)Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
            putfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.getStyleOption:Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
         7: .line 71
            aload 0 /* this */
            aload 1 /* context */
            ldc "type"
            iconst_4
            anewarray java.lang.String
            dup
            iconst_0
            ldc "language"
            aastore
            dup
            iconst_1
            ldc "region"
            aastore
            dup
            iconst_2
            ldc "script"
            aastore
            dup
            iconst_3
            ldc "currency"
            aastore
            aconst_null
            invokestatic com.oracle.truffle.js.nodes.intl.GetStringOptionNode.create:(Lcom/oracle/truffle/js/runtime/JSContext;Ljava/lang/String;[Ljava/lang/String;Ljava/lang/String;)Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
            putfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.getTypeOption:Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
         8: .line 72
            aload 0 /* this */
            aload 1 /* context */
            ldc "fallback"
            iconst_2
            anewarray java.lang.String
            dup
            iconst_0
            ldc "code"
            aastore
            dup
            iconst_1
            ldc "none"
            aastore
            ldc "code"
            invokestatic com.oracle.truffle.js.nodes.intl.GetStringOptionNode.create:(Lcom/oracle/truffle/js/runtime/JSContext;Ljava/lang/String;[Ljava/lang/String;Ljava/lang/String;)Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
            putfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.getFallbackOption:Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
         9: .line 73
            return
        end local 1 // com.oracle.truffle.js.runtime.JSContext context
        end local 0 // com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   10     0     this  Lcom/oracle/truffle/js/nodes/intl/InitializeDisplayNamesNode;
            0   10     1  context  Lcom/oracle/truffle/js/runtime/JSContext;
    MethodParameters:
         Name  Flags
      context  

  public abstract com.oracle.truffle.api.object.DynamicObject executeInit(com.oracle.truffle.api.object.DynamicObject, java.lang.Object, java.lang.Object);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;Ljava/lang/Object;Ljava/lang/Object;)Lcom/oracle/truffle/api/object/DynamicObject;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
              Name  Flags
      displayNames  
      locales       
      options       

  public static com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode createInitalizeDisplayNamesNode(com.oracle.truffle.js.runtime.JSContext);
    descriptor: (Lcom/oracle/truffle/js/runtime/JSContext;)Lcom/oracle/truffle/js/nodes/intl/InitializeDisplayNamesNode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
         0: .line 78
            new java.lang.Error
            dup
            ldc "Unresolved compilation problem: \n\tInitializeDisplayNamesNodeGen cannot be resolved\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    MethodParameters:
         Name  Flags
      context  

  public com.oracle.truffle.api.object.DynamicObject initializeDisplayNames(com.oracle.truffle.api.object.DynamicObject, java.lang.Object, java.lang.Object);
    descriptor: (Lcom/oracle/truffle/api/object/DynamicObject;Ljava/lang/Object;Ljava/lang/Object;)Lcom/oracle/truffle/api/object/DynamicObject;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=10, args_size=4
        start local 0 // com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode this
        start local 1 // com.oracle.truffle.api.object.DynamicObject displayNamesObject
        start local 2 // java.lang.Object localesArg
        start local 3 // java.lang.Object optionsArg
         0: .line 84
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.toCanonicalizedLocaleListNode:Lcom/oracle/truffle/js/nodes/intl/JSToCanonicalizedLocaleListNode;
            aload 2 /* localesArg */
            invokevirtual com.oracle.truffle.js.nodes.intl.JSToCanonicalizedLocaleListNode.executeLanguageTags:(Ljava/lang/Object;)[Ljava/lang/String;
            astore 4 /* locales */
        start local 4 // java.lang.String[] locales
         1: .line 85
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.toObjectNode:Lcom/oracle/truffle/js/nodes/cast/JSToObjectNode;
            aload 3 /* optionsArg */
            invokevirtual com.oracle.truffle.js.nodes.cast.JSToObjectNode.execute:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 5 /* options */
        start local 5 // java.lang.Object options
         2: .line 87
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.getLocaleMatcherOption:Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
            aload 5 /* options */
            invokevirtual com.oracle.truffle.js.nodes.intl.GetStringOptionNode.executeValue:(Ljava/lang/Object;)Ljava/lang/String;
            pop
         3: .line 88
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.getStyleOption:Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
            aload 5 /* options */
            invokevirtual com.oracle.truffle.js.nodes.intl.GetStringOptionNode.executeValue:(Ljava/lang/Object;)Ljava/lang/String;
            astore 6 /* optStyle */
        start local 6 // java.lang.String optStyle
         4: .line 89
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.getTypeOption:Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
            aload 5 /* options */
            invokevirtual com.oracle.truffle.js.nodes.intl.GetStringOptionNode.executeValue:(Ljava/lang/Object;)Ljava/lang/String;
            astore 7 /* optType */
        start local 7 // java.lang.String optType
         5: .line 90
            aload 7 /* optType */
            ifnonnull 8
         6: .line 91
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.errorBranch:Lcom/oracle/truffle/api/profiles/BranchProfile;
            invokevirtual com.oracle.truffle.api.profiles.BranchProfile.enter:()V
         7: .line 92
            ldc "'type' option not specified"
            invokestatic com.oracle.truffle.js.runtime.Errors.createTypeError:(Ljava/lang/String;)Lcom/oracle/truffle/js/runtime/JSException;
            athrow
         8: .line 94
      StackMap locals: com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode com.oracle.truffle.api.object.DynamicObject java.lang.Object java.lang.Object java.lang.String[] java.lang.Object java.lang.String java.lang.String
      StackMap stack:
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.getFallbackOption:Lcom/oracle/truffle/js/nodes/intl/GetStringOptionNode;
            aload 5 /* options */
            invokevirtual com.oracle.truffle.js.nodes.intl.GetStringOptionNode.executeValue:(Ljava/lang/Object;)Ljava/lang/String;
            astore 8 /* optFallback */
        start local 8 // java.lang.String optFallback
         9: .line 95
            aload 1 /* displayNamesObject */
            invokestatic com.oracle.truffle.js.runtime.builtins.intl.JSDisplayNames.getInternalState:(Lcom/oracle/truffle/api/object/DynamicObject;)Lcom/oracle/truffle/js/runtime/builtins/intl/JSDisplayNames$InternalState;
            astore 9 /* state */
        start local 9 // com.oracle.truffle.js.runtime.builtins.intl.JSDisplayNames$InternalState state
        10: .line 96
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.context:Lcom/oracle/truffle/js/runtime/JSContext;
            aload 9 /* state */
            aload 4 /* locales */
            aload 6 /* optStyle */
            aload 7 /* optType */
            aload 8 /* optFallback */
            invokestatic com.oracle.truffle.js.runtime.builtins.intl.JSDisplayNames.setupInternalState:(Lcom/oracle/truffle/js/runtime/JSContext;Lcom/oracle/truffle/js/runtime/builtins/intl/JSDisplayNames$InternalState;[Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V
        end local 9 // com.oracle.truffle.js.runtime.builtins.intl.JSDisplayNames$InternalState state
        end local 8 // java.lang.String optFallback
        end local 7 // java.lang.String optType
        end local 6 // java.lang.String optStyle
        end local 5 // java.lang.Object options
        end local 4 // java.lang.String[] locales
        11: .line 97
            goto 15
      StackMap locals: com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode com.oracle.truffle.api.object.DynamicObject java.lang.Object java.lang.Object
      StackMap stack: java.util.MissingResourceException
        12: astore 4 /* e */
        start local 4 // java.util.MissingResourceException e
        13: .line 98
            aload 0 /* this */
            getfield com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode.errorBranch:Lcom/oracle/truffle/api/profiles/BranchProfile;
            invokevirtual com.oracle.truffle.api.profiles.BranchProfile.enter:()V
        14: .line 99
            aload 4 /* e */
            invokestatic com.oracle.truffle.js.runtime.Errors.createICU4JDataError:(Ljava/lang/Exception;)Lcom/oracle/truffle/js/runtime/JSException;
            athrow
        end local 4 // java.util.MissingResourceException e
        15: .line 102
      StackMap locals:
      StackMap stack:
            aload 1 /* displayNamesObject */
            areturn
        end local 3 // java.lang.Object optionsArg
        end local 2 // java.lang.Object localesArg
        end local 1 // com.oracle.truffle.api.object.DynamicObject displayNamesObject
        end local 0 // com.oracle.truffle.js.nodes.intl.InitializeDisplayNamesNode this
      LocalVariableTable:
        Start  End  Slot                Name  Signature
            0   16     0                this  Lcom/oracle/truffle/js/nodes/intl/InitializeDisplayNamesNode;
            0   16     1  displayNamesObject  Lcom/oracle/truffle/api/object/DynamicObject;
            0   16     2          localesArg  Ljava/lang/Object;
            0   16     3          optionsArg  Ljava/lang/Object;
            1   11     4             locales  [Ljava/lang/String;
            2   11     5             options  Ljava/lang/Object;
            4   11     6            optStyle  Ljava/lang/String;
            5   11     7             optType  Ljava/lang/String;
            9   11     8         optFallback  Ljava/lang/String;
           10   11     9               state  Lcom/oracle/truffle/js/runtime/builtins/intl/JSDisplayNames$InternalState;
           13   15     4                   e  Ljava/util/MissingResourceException;
      Exception table:
        from    to  target  type
           0    11      12  Class java.util.MissingResourceException
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.dsl.Specialization()
    MethodParameters:
                    Name  Flags
      displayNamesObject  
      localesArg          
      optionsArg          
}
SourceFile: "InitializeDisplayNamesNode.java"
InnerClasses:
  public abstract Child = com.oracle.truffle.api.nodes.Node$Child of com.oracle.truffle.api.nodes.Node
  public InternalState = com.oracle.truffle.js.runtime.builtins.intl.JSDisplayNames$InternalState of com.oracle.truffle.js.runtime.builtins.intl.JSDisplayNames