beginCompilationUnit(void)
  beginMetadataStar(void)
  endMetadataStar(0)
  beginTopLevelMember(void)
    beginTopLevelMethod(, null)
      handleVoidKeyword(void)
      handleIdentifier(f, topLevelFunctionDeclaration)
      handleNoTypeVariables(()
      beginFormalParameters((, MemberKind.TopLevelMethod)
        beginMetadataStar(dynamic)
        endMetadataStar(0)
        beginFormalParameter(dynamic, MemberKind.TopLevelMethod, null, null, null)
          handleIdentifier(dynamic, typeReference)
          handleNoTypeArguments(e)
          handleType(dynamic, null)
          handleIdentifier(e, formalParameterDeclaration)
          handleFormalParameterWithoutValue())
        endFormalParameter(null, null, e, null, null, FormalParameterKind.mandatory, MemberKind.TopLevelMethod)
      endFormalParameters(1, (, ), MemberKind.TopLevelMethod)
      handleAsyncModifier(null, null)
      beginBlockFunctionBody({)
        handleIdentifier(e, expression)
        handleNoTypeArguments(.)
        handleNoArguments(.)
        handleSend(e, .)
        handleIdentifier(x, expressionContinuation)
        handleNoTypeArguments(!)
        handleNoArguments(!)
        handleSend(x, !)
        handleEndingBinaryExpression(.)
        handleNonNullAssertExpression(!)
        beginBinaryExpression(<)
          handleLiteralInt(10)
        endBinaryExpression(<)
        handleExpressionStatement(;)
      endBlockFunctionBody(1, {, })
    endTopLevelMethod(void, null, })
  endTopLevelDeclaration()
endCompilationUnit(1, )