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view tests/urlifyVariant.ur @ 2160:72fe1cc704c5

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Tag NULLs with their types in SQL, to help the DBMS do type inference
author Adam Chlipala <adam@chlipala.net>
date Sat, 04 Jul 2015 19:24:26 -0400
parents 02533f681ad2
children
line wrap: on
line source
datatype t = T of variant [A = t]

fun main (x : t) : transaction page = return <xml><body>
  <a link={main x}>Go</a>
</body></xml>