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  distributed with this work for additional information
  regarding copyright ownership.  The ASF licenses this file
  to you under the Apache License, Version 2.0 (the
  "License"); you may not use this file except in compliance
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<#global x=["a", "b", "c"]>
<#global templateSource = r"<#foreach y in x>${y}</#foreach>">
<#transform templateSource?interpret>def</#transform>
<#transform [templateSource]?interpret>def</#transform>
<#transform [templateSource,"id"]?interpret>def</#transform>

<#assign t = '<#macro m>M</#macro>'?interpret><@t /><@m/>