Works together with flags_data extension.
namespace flags utilities
implicit import ideallibraryelements
implicit import ideallibrarypatterns
implicit import idealruntimeelements
implicit import idealruntimepatterns
implicit import idealmachinechannels
implicit import idealmachinecharacters
dash pattern : singleton pattern[character] • new('-')
separator pattern : option pattern[character] • new([singleton pattern[character] • new('=') .> pattern[character], singleton pattern[character] • new(':')])