module lang::sdf2::filters::DirectThenCountPreferAvoid
rascal-0.40.16
Usage
import lang::sdf2::filters::DirectThenCountPreferAvoid;
Dependencies
import ParseTree;
import Set;
import List;
function directThenCountPreferAvoidFilter
Import his module if you want prefer/avoid filtering with counting enabled for your grammar. Use @prefer and @avoid to label alternatives.
&T <:Tree directThenCountPreferAvoidFilter(amb(set[&T <:Tree] alternatives))
function getTags
list[list[value]] getTags(list[Tree] ts)
list[value] getTags(Tree t)