hoggit/lib/utils.lua

HOGGIT.randomInList = function(list)
    local idx = math.random(1, #list)
    return list[idx]
  end

HOGGIT.filterTable = function(t, filter)
    local out = {}
    for k,v in pairs(t) do
      if filter(v) then out[k] = v end
    end
    return out
end
  
HOGGIT.listContains = function(list, elem)
    for _, value in ipairs(list) do
      if value == elem then
          return true
      end
    end
  
    return false
end

HOGGIT.GroupIsAlive = function(group)
    local grp = nil
    if type(group) == "string" then
        grp = Group.getByName(group)
    else
        grp = group
    end
    if grp and grp:isExist() and grp:getSize() > 0 then return true else return false end
end