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view tests/onerrorE.ur @ 2185:cbd294994c69

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Monad.mapR3
author Adam Chlipala <adam@chlipala.net>
date Sat, 31 Oct 2015 11:49:30 -0400
parents b4480a56cab7
children
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line source
fun err x = return <xml><body>
  <h1>Bad thing!</h1>

  {x}
</body></xml>