local group = {} local element = require("citeproc-element") local util = require("citeproc-util") local Group = element.Element:new() function Group:render (item, context) self:debug_info(context) context = self:process_context(context) local num_variable_attempt = #context.variable_attempt local res = self:render_children(item, context) if #context.variable_attempt > num_variable_attempt then if not util.any(util.slice(context.variable_attempt, num_variable_attempt + 1)) then res = nil end end res = self:format(res, context) res = self:wrap(res, context) res = self:display(res, context) return res end group.Group = Group return group