adds smokeName and smokeAtGroup.

lib/group.lua

@@ -1,8 +1,19 @@
 -- Returns the location of the first unit in a given group.
 -- If the group is nil, this function returns nil.
+-- @param grp The group you want coordinates for.
+-- @return Vec3 The group's first unit's coordinates, or nil if the group is nil
 HOGGIT.groupCoords = function(grp)
   if grp ~= nil then
     return grp:getUnits()[1]:getPosition().p
   end
   return nil
 end
+
+-- Starts a smoke beacon at the specified group's location
+-- @param grp The group to smoke. Will be placed on or near the first unit.
+-- @param smokeColor The trigger.smokeColor enum value to use. Defaults to White smoke
+HOGGIT.smokeAtGroup = function(grp, smokeColor)
+  local pos = HOGGIT.groupCoords(grp)
+  if smokeColor == nil then smokeColor = trigger.smokeColor.White end
+  trigger.action.smoke(pos, smokeColor)
+end