1# OpenType Feature File specification, section 5.f.i, example 2 2# "Specifying a Chain Sub rule and marking sub-runs" 3# http://www.adobe.com/devnet/opentype/afdko/topic_feature_file_syntax.html 4 5languagesystem latn dflt; 6 7feature test { 8#test-fea2fea: lookupflag RightToLeft IgnoreBaseGlyphs IgnoreLigatures; 9 lookupflag 7; 10 sub [a e n] d' by d.alt; 11} test; 12