beginCompilationUnit(class)
  beginMetadataStar(class)
  endMetadataStar(0)
  beginClassOrMixinOrNamedMixinApplicationPrelude(class)
    handleIdentifier(Foo, classOrMixinDeclaration)
    handleNoTypeVariables({)
    beginClassDeclaration(class, null, null, null, Foo)
      handleNoType(Foo)
      handleClassExtends(null, 1)
      handleClassNoWithClause()
      handleImplements(null, 0)
      handleClassHeader(class, class, null)
      beginClassOrMixinOrExtensionBody(DeclarationKind.Class, {)
        beginMetadataStar(dynamic)
        endMetadataStar(0)
        beginMember()
          beginFields(DeclarationKind.Class, null, null, null, null, null, null, null, {)
            handleIdentifier(dynamic, typeReference)
            handleNoTypeArguments(x)
            handleType(dynamic, null)
            handleIdentifier(x, fieldDeclaration)
            handleNoFieldInitializer(;)
          endClassFields(null, null, null, null, null, null, null, 1, dynamic, ;)
        endMember()
        beginMetadataStar(Foo)
        endMetadataStar(0)
        beginMember()
          beginMethod(DeclarationKind.Class, null, null, null, null, null, null, Foo)
            handleNoType(;)
            handleIdentifier(Foo, methodDeclaration)
            handleIdentifier(foo1, methodDeclarationContinuation)
            handleQualified(.)
            handleNoTypeVariables(()
            beginFormalParameters((, MemberKind.NonStaticMethod)
              beginMetadataStar(dynamic)
              endMetadataStar(0)
              beginFormalParameter(dynamic, MemberKind.NonStaticMethod, null, null, null)
                handleIdentifier(dynamic, typeReference)
                handleNoTypeArguments(a)
                handleType(dynamic, null)
                handleIdentifier(a, formalParameterDeclaration)
                handleFormalParameterWithoutValue())
              endFormalParameter(null, null, null, a, null, null, FormalParameterKind.requiredPositional, MemberKind.NonStaticMethod)
            endFormalParameters(1, (, ), MemberKind.NonStaticMethod)
            beginInitializers(:)
              beginInitializer(x)
                handleIdentifier(x, expression)
                handleNoTypeArguments(=)
                handleNoArguments(=)
                handleSend(x, =)
                handleIdentifier(a, expression)
                handleNoTypeArguments(is)
                handleNoArguments(is)
                handleSend(a, is)
                beginIsOperatorType(is)
                  handleIdentifier(int, typeReference)
                  handleNoTypeArguments(?)
                  handleType(int, null)
                endIsOperatorType(is)
                handleIsOperator(is, null)
                beginConditionalExpression(?)
                  handleNoTypeArguments({)
                  handleLiteralSetOrMap(0, {, null, }, false)
                  handleConditionalExpressionColon()
                  handleNoTypeArguments([])
                  handleLiteralList(0, [, null, ])
                endConditionalExpression(?, :)
                handleAssignmentExpression(=)
              endInitializer({)
            endInitializers(1, :, {)
            handleAsyncModifier(null, null)
            beginBlockFunctionBody({)
            endBlockFunctionBody(0, {, })
          endClassConstructor(null, Foo, (, :, })
        endMember()
        beginMetadataStar(Foo)
        endMetadataStar(0)
        beginMember()
          beginMethod(DeclarationKind.Class, null, null, null, null, null, null, Foo)
            handleNoType(})
            handleIdentifier(Foo, methodDeclaration)
            handleIdentifier(foo2, methodDeclarationContinuation)
            handleQualified(.)
            handleNoTypeVariables(()
            beginFormalParameters((, MemberKind.NonStaticMethod)
              beginMetadataStar(dynamic)
              endMetadataStar(0)
              beginFormalParameter(dynamic, MemberKind.NonStaticMethod, null, null, null)
                handleIdentifier(dynamic, typeReference)
                handleNoTypeArguments(a)
                handleType(dynamic, null)
                handleIdentifier(a, formalParameterDeclaration)
                handleFormalParameterWithoutValue())
              endFormalParameter(null, null, null, a, null, null, FormalParameterKind.requiredPositional, MemberKind.NonStaticMethod)
            endFormalParameters(1, (, ), MemberKind.NonStaticMethod)
            beginInitializers(:)
              beginInitializer(x)
                handleIdentifier(x, expression)
                handleNoTypeArguments(=)
                handleNoArguments(=)
                handleSend(x, =)
                handleIdentifier(a, expression)
                handleNoTypeArguments(is)
                handleNoArguments(is)
                handleSend(a, is)
                beginIsOperatorType(is)
                  handleIdentifier(int, typeReference)
                  handleNoTypeArguments(?)
                  handleType(int, null)
                endIsOperatorType(is)
                handleIsOperator(is, null)
                beginConditionalExpression(?)
                  handleNoTypeArguments({)
                  beginLiteralString("a")
                  endLiteralString(0, :)
                  beginLiteralString("b")
                  endLiteralString(0, })
                  handleLiteralMapEntry(:, })
                  handleLiteralSetOrMap(1, {, null, }, false)
                  handleConditionalExpressionColon()
                  handleNoTypeArguments([)
                  beginLiteralString("a")
                  endLiteralString(0, ,)
                  beginLiteralString("b")
                  endLiteralString(0, ])
                  handleLiteralList(2, [, null, ])
                endConditionalExpression(?, :)
                handleAssignmentExpression(=)
              endInitializer({)
            endInitializers(1, :, {)
            handleAsyncModifier(null, null)
            beginBlockFunctionBody({)
            endBlockFunctionBody(0, {, })
          endClassConstructor(null, Foo, (, :, })
        endMember()
        beginMetadataStar(Foo)
        endMetadataStar(0)
        beginMember()
          beginMethod(DeclarationKind.Class, null, null, null, null, null, null, Foo)
            handleNoType(})
            handleIdentifier(Foo, methodDeclaration)
            handleIdentifier(foo3, methodDeclarationContinuation)
            handleQualified(.)
            handleNoTypeVariables(()
            beginFormalParameters((, MemberKind.NonStaticMethod)
              beginMetadataStar(dynamic)
              endMetadataStar(0)
              beginFormalParameter(dynamic, MemberKind.NonStaticMethod, null, null, null)
                handleIdentifier(dynamic, typeReference)
                handleNoTypeArguments(a)
                handleType(dynamic, null)
                handleIdentifier(a, formalParameterDeclaration)
                handleFormalParameterWithoutValue())
              endFormalParameter(null, null, null, a, null, null, FormalParameterKind.requiredPositional, MemberKind.NonStaticMethod)
            endFormalParameters(1, (, ), MemberKind.NonStaticMethod)
            beginInitializers(:)
              beginInitializer(x)
                handleIdentifier(x, expression)
                handleNoTypeArguments(=)
                handleNoArguments(=)
                handleSend(x, =)
                handleIdentifier(a, expression)
                handleNoTypeArguments(as)
                handleNoArguments(as)
                handleSend(a, as)
                beginAsOperatorType(as)
                  handleIdentifier(bool, typeReference)
                  handleNoTypeArguments(?)
                  handleType(bool, null)
                endAsOperatorType(as)
                handleAsOperator(as)
                beginConditionalExpression(?)
                  handleNoTypeArguments({)
                  handleLiteralSetOrMap(0, {, null, }, false)
                  handleConditionalExpressionColon()
                  handleNoTypeArguments([])
                  handleLiteralList(0, [, null, ])
                endConditionalExpression(?, :)
                handleAssignmentExpression(=)
              endInitializer({)
            endInitializers(1, :, {)
            handleAsyncModifier(null, null)
            beginBlockFunctionBody({)
            endBlockFunctionBody(0, {, })
          endClassConstructor(null, Foo, (, :, })
        endMember()
        beginMetadataStar(Foo)
        endMetadataStar(0)
        beginMember()
          beginMethod(DeclarationKind.Class, null, null, null, null, null, null, Foo)
            handleNoType(})
            handleIdentifier(Foo, methodDeclaration)
            handleIdentifier(foo4, methodDeclarationContinuation)
            handleQualified(.)
            handleNoTypeVariables(()
            beginFormalParameters((, MemberKind.NonStaticMethod)
              beginMetadataStar(dynamic)
              endMetadataStar(0)
              beginFormalParameter(dynamic, MemberKind.NonStaticMethod, null, null, null)
                handleIdentifier(dynamic, typeReference)
                handleNoTypeArguments(a)
                handleType(dynamic, null)
                handleIdentifier(a, formalParameterDeclaration)
                handleFormalParameterWithoutValue())
              endFormalParameter(null, null, null, a, null, null, FormalParameterKind.requiredPositional, MemberKind.NonStaticMethod)
            endFormalParameters(1, (, ), MemberKind.NonStaticMethod)
            beginInitializers(:)
              beginInitializer(x)
                handleIdentifier(x, expression)
                handleNoTypeArguments(=)
                handleNoArguments(=)
                handleSend(x, =)
                handleIdentifier(a, expression)
                handleNoTypeArguments(as)
                handleNoArguments(as)
                handleSend(a, as)
                beginAsOperatorType(as)
                  handleIdentifier(bool, typeReference)
                  handleNoTypeArguments(?)
                  handleType(bool, null)
                endAsOperatorType(as)
                handleAsOperator(as)
                beginConditionalExpression(?)
                  handleNoTypeArguments({)
                  beginLiteralString("a")
                  endLiteralString(0, :)
                  beginLiteralString("b")
                  endLiteralString(0, })
                  handleLiteralMapEntry(:, })
                  handleLiteralSetOrMap(1, {, null, }, false)
                  handleConditionalExpressionColon()
                  handleNoTypeArguments([)
                  beginLiteralString("a")
                  endLiteralString(0, ,)
                  beginLiteralString("b")
                  endLiteralString(0, ])
                  handleLiteralList(2, [, null, ])
                endConditionalExpression(?, :)
                handleAssignmentExpression(=)
              endInitializer({)
            endInitializers(1, :, {)
            handleAsyncModifier(null, null)
            beginBlockFunctionBody({)
            endBlockFunctionBody(0, {, })
          endClassConstructor(null, Foo, (, :, })
        endMember()
      endClassOrMixinOrExtensionBody(DeclarationKind.Class, 5, {, })
    endClassDeclaration(class, })
  endTopLevelDeclaration()
endCompilationUnit(1, )