Mercurial > urweb
view tests/getenv.ur @ 2001:16f5f136a807
uw_register_transactional() can return error codes
author | Adam Chlipala <adam@chlipala.net> |
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date | Thu, 17 Apr 2014 17:41:24 -0400 |
parents | 94529780bbcf |
children |
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task initialize = fn _ => v <- getenv (blessEnvVar "USER"); case v of None => debug "No USER" | Some u => debug u