view tests/getenv.ur @ 2257:28a541bd2d23

Use referenced (rather than all) free variables as keys for pure caches.
author Ziv Scully <ziv@mit.edu>
date Sun, 27 Sep 2015 14:46:12 -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