# Discretionary Ligatures
# https://docs.microsoft.com/en-us/typography/opentype/spec/features_ae#dlig

# Set IgnoreMarks to skip over marks in lookups.
# For example, if we have /f/acutecomb/i, treat lookup as /f/i
# https://learn.microsoft.com/en-us/typography/opentype/spec/chapter2#lookup-table
lookupflag IgnoreMarks;

sub exclam question by interrobang;
sub question exclam by interrobang;
sub exclamdown questiondown by invertedinterrobang;
sub questiondown exclamdown by invertedinterrobang;