parseUnit(class)
  skipErrorTokens(class)
  listener: beginCompilationUnit(class)
  syntheticPreviousToken(class)
  parseTopLevelDeclarationImpl(, Instance of 'DirectiveContext')
    parseMetadataStar()
      listener: beginMetadataStar(class)
      listener: endMetadataStar(0)
    parseTopLevelKeywordDeclaration(, class, null, Instance of 'DirectiveContext')
      parseClassDeclarationModifiers(, class)
      parseClassOrNamedMixinApplication(null, null, class)
        listener: beginClassOrMixinOrNamedMixinApplicationPrelude(class)
        ensureIdentifier(class, classOrMixinDeclaration)
          listener: handleIdentifier(A, classOrMixinDeclaration)
        listener: beginTypeVariables(<)
        listener: beginMetadataStar(T)
        listener: endMetadataStar(0)
        listener: handleIdentifier(T, typeVariableDeclaration)
        listener: beginTypeVariable(T)
        listener: handleTypeVariablesDefined(T, 1)
        listener: handleNoType(T)
        listener: endTypeVariable(>, 0, null, null)
        listener: endTypeVariables(<, >)
        listener: beginClassDeclaration(class, null, null, A)
        parseClass(>, class, class, A)
          parseClassHeaderOpt(>, class, class)
            parseClassExtendsOpt(>)
              listener: handleNoType(>)
              listener: handleClassExtends(null, 1)
            parseClassWithClauseOpt(>)
              listener: handleClassNoWithClause()
            parseClassOrMixinOrEnumImplementsOpt(>)
              listener: handleImplements(null, 0)
            listener: handleClassHeader(class, class, null)
          parseClassOrMixinOrExtensionBody(>, DeclarationKind.Class, A)
            listener: beginClassOrMixinOrExtensionBody(DeclarationKind.Class, {)
            notEofOrValue(}, })
            listener: endClassOrMixinOrExtensionBody(DeclarationKind.Class, 0, {, })
          listener: endClassDeclaration(class, })
  listener: endTopLevelDeclaration(class)
  parseTopLevelDeclarationImpl(}, Instance of 'DirectiveContext')
    parseMetadataStar(})
      listener: beginMetadataStar(class)
      listener: endMetadataStar(0)
    parseTopLevelKeywordDeclaration(}, class, null, Instance of 'DirectiveContext')
      parseClassDeclarationModifiers(}, class)
      parseClassOrNamedMixinApplication(null, null, class)
        listener: beginClassOrMixinOrNamedMixinApplicationPrelude(class)
        ensureIdentifier(class, classOrMixinDeclaration)
          listener: handleIdentifier(B, classOrMixinDeclaration)
        listener: handleNoTypeVariables(implements)
        listener: beginClassDeclaration(class, null, null, B)
        parseClass(B, class, class, B)
          parseClassHeaderOpt(B, class, class)
            parseClassExtendsOpt(B)
              listener: handleNoType(B)
              listener: handleClassExtends(null, 1)
            parseClassWithClauseOpt(B)
              listener: handleClassNoWithClause()
            parseClassOrMixinOrEnumImplementsOpt(B)
              ensureIdentifier(implements, typeReference)
                listener: handleIdentifier(A, typeReference)
              listener: beginTypeArguments(<)
              listener: handleIdentifier(num, typeReference)
              listener: handleNoTypeArguments(?)
              listener: handleType(num, ?)
              listener: endTypeArguments(1, <, >)
              listener: handleType(A, null)
              listener: handleImplements(implements, 1)
            listener: handleClassHeader(class, class, null)
          parseClassOrMixinOrExtensionBody(>, DeclarationKind.Class, B)
            listener: beginClassOrMixinOrExtensionBody(DeclarationKind.Class, {)
            notEofOrValue(}, })
            listener: endClassOrMixinOrExtensionBody(DeclarationKind.Class, 0, {, })
          listener: endClassDeclaration(class, })
  listener: endTopLevelDeclaration()
  reportAllErrorTokens(class)
  listener: endCompilationUnit(2, )