Very rare failure to expand Foreach-Variable

[Alan DeKok]

On Feb 17, 2019, at 5:52 PM, Graham Clinch <g.clinch at lancaster.ac.uk> wrote:
> I'm now sure this occasionally missing line is normally output by the map xlat (map_debug_log called by map_to_request called by xlat_map), well after '%{Foreach-Variable-0}' has been expanded.

  OK.

> It's the standard core's map xlat.

  It's been a while since I looked at v3 in any detail, unfortunately.

> I'll continue slowly winding my way down the stack.

  I pushed a patch to map_debug_log() that shows what it *is* getting.

  Odds are the the map is somehow being parsed as something other than an attribute or a list, in which case it's ignored.

  Alan DeKok.