- var i = v.send(v.get_property("item", it.mtype), [it])
- assert i != null
- v.assign(v.variable(variables.first), i)
+ if self.variables.length == 1 then
+ var i = v.send(v.get_property("item", it.mtype), [it])
+ assert i != null
+ v.assign(v.variable(variables.first), i)
+ else if self.variables.length == 2 then
+ var i = v.send(v.get_property("key", it.mtype), [it])
+ assert i != null
+ v.assign(v.variable(variables[0]), i)
+ i = v.send(v.get_property("item", it.mtype), [it])
+ assert i != null
+ v.assign(v.variable(variables[1]), i)
+ else
+ abort
+ end