[*] move source files to ./src

1 files changed, 0 insertions, 1276 deletions

diff --git a/luaotfload-features.lua b/luaotfload-features.lua
deleted file mode 100644
index 4237d71..0000000
--- a/luaotfload-features.lua
+++ /dev/null
@@ -1,1276 +0,0 @@
-if not modules then modules = { } end modules ["features"] = {
-    version   = "2.5",
-    comment   = "companion to luaotfload-main.lua",
-    author    = "Hans Hagen, Khaled Hosny, Elie Roux, Philipp Gesang",
-    copyright = "PRAGMA ADE / ConTeXt Development Team",
-    license   = "see context related readme files"
-}
-
-local type, next        = type, next
-local tonumber          = tonumber
-local tostring          = tostring
-
-local lpeg              = require "lpeg"
-local lpegmatch         = lpeg.match
-local P                 = lpeg.P
-local R                 = lpeg.R
-local C                 = lpeg.C
-
----[[ begin included font-ltx.lua ]]
---- this appears to be based in part on luatex-fonts-def.lua
-
-local fonts             = fonts
-local definers          = fonts.definers
-local handlers          = fonts.handlers
-
-local as_script, normalize
-
-if handlers then
-    normalize = handlers.otf.features.normalize
-else
-    normalize = function () end
-    as_script = true
-end
-
-
---HH A bit of tuning for definitions.
-
-if fonts.constructors then
-    fonts.constructors.namemode = "specification" -- somehow latex needs this (changed name!) => will change into an overload
-end
-
---[[HH--
-    tricky: we sort of bypass the parser and directly feed all into
-    the sub parser
---HH]]--
-
-function fonts.definers.getspecification(str)
-    return "", str, "", ":", str
-end
-
-local log              = luaotfload.log
-local report           = log.report
-
-local stringfind       = string.find
-local stringlower      = string.lower
-local stringgsub       = string.gsub
-local stringsub        = string.sub
-local stringformat     = string.format
-local stringis_empty   = string.is_empty
-local mathceil         = math.ceil
-
-local defaults = {
-    dflt = {
-        "ccmp", "locl", "rlig", "liga", "clig",
-        "kern", "mark", "mkmk", 'itlc',
-    },
-    arab = {
-        "ccmp", "locl", "isol", "fina", "fin2",
-        "fin3", "medi", "med2", "init", "rlig",
-        "calt", "liga", "cswh", "mset", "curs",
-        "kern", "mark", "mkmk",
-    },
-    deva = {
-        "ccmp", "locl", "init", "nukt", "akhn",
-        "rphf", "blwf", "half", "pstf", "vatu",
-        "pres", "blws", "abvs", "psts", "haln",
-        "calt", "blwm", "abvm", "dist", "kern",
-        "mark", "mkmk",
-    },
-    khmr = {
-        "ccmp", "locl", "pref", "blwf", "abvf",
-        "pstf", "pres", "blws", "abvs", "psts",
-        "clig", "calt", "blwm", "abvm", "dist",
-        "kern", "mark", "mkmk",
-    },
-    thai = {
-        "ccmp", "locl", "liga", "kern", "mark",
-        "mkmk",
-    },
-    hang = {
-        "ccmp", "ljmo", "vjmo", "tjmo",
-    },
-}
-
-local global_defaults = { mode = "node" }
-
-defaults.beng = defaults.deva
-defaults.guru = defaults.deva
-defaults.gujr = defaults.deva
-defaults.orya = defaults.deva
-defaults.taml = defaults.deva
-defaults.telu = defaults.deva
-defaults.knda = defaults.deva
-defaults.mlym = defaults.deva
-defaults.sinh = defaults.deva
-
-defaults.syrc = defaults.arab
-defaults.mong = defaults.arab
-defaults.nko  = defaults.arab
-
-defaults.tibt = defaults.khmr
-
-defaults.lao  = defaults.thai
-
----[[ begin excerpt from font-ott.lua ]]
-
-local scripts = {
-    ['arab'] = 'arabic',
-    ['armn'] = 'armenian',
-    ['bali'] = 'balinese',
-    ['beng'] = 'bengali',
-    ['bopo'] = 'bopomofo',
-    ['brai'] = 'braille',
-    ['bugi'] = 'buginese',
-    ['buhd'] = 'buhid',
-    ['byzm'] = 'byzantine music',
-    ['cans'] = 'canadian syllabics',
-    ['cher'] = 'cherokee',
-    ['copt'] = 'coptic',
-    ['cprt'] = 'cypriot syllabary',
-    ['cyrl'] = 'cyrillic',
-    ['deva'] = 'devanagari',
-    ['dsrt'] = 'deseret',
-    ['ethi'] = 'ethiopic',
-    ['geor'] = 'georgian',
-    ['glag'] = 'glagolitic',
-    ['goth'] = 'gothic',
-    ['grek'] = 'greek',
-    ['gujr'] = 'gujarati',
-    ['guru'] = 'gurmukhi',
-    ['hang'] = 'hangul',
-    ['hani'] = 'cjk ideographic',
-    ['hano'] = 'hanunoo',
-    ['hebr'] = 'hebrew',
-    ['ital'] = 'old italic',
-    ['jamo'] = 'hangul jamo',
-    ['java'] = 'javanese',
-    ['kana'] = 'hiragana and katakana',
-    ['khar'] = 'kharosthi',
-    ['khmr'] = 'khmer',
-    ['knda'] = 'kannada',
-    ['lao' ] = 'lao',
-    ['latn'] = 'latin',
-    ['limb'] = 'limbu',
-    ['linb'] = 'linear b',
-    ['math'] = 'mathematical alphanumeric symbols',
-    ['mlym'] = 'malayalam',
-    ['mong'] = 'mongolian',
-    ['musc'] = 'musical symbols',
-    ['mymr'] = 'myanmar',
-    ['nko' ] = "n'ko",
-    ['ogam'] = 'ogham',
-    ['orya'] = 'oriya',
-    ['osma'] = 'osmanya',
-    ['phag'] = 'phags-pa',
-    ['phnx'] = 'phoenician',
-    ['runr'] = 'runic',
-    ['shaw'] = 'shavian',
-    ['sinh'] = 'sinhala',
-    ['sylo'] = 'syloti nagri',
-    ['syrc'] = 'syriac',
-    ['tagb'] = 'tagbanwa',
-    ['tale'] = 'tai le',
-    ['talu'] = 'tai lu',
-    ['taml'] = 'tamil',
-    ['telu'] = 'telugu',
-    ['tfng'] = 'tifinagh',
-    ['tglg'] = 'tagalog',
-    ['thaa'] = 'thaana',
-    ['thai'] = 'thai',
-    ['tibt'] = 'tibetan',
-    ['ugar'] = 'ugaritic cuneiform',
-    ['xpeo'] = 'old persian cuneiform',
-    ['xsux'] = 'sumero-akkadian cuneiform',
-    ['yi'  ] = 'yi',
-}
-
-local languages = {
-    ['aba'] = 'abaza',
-    ['abk'] = 'abkhazian',
-    ['ady'] = 'adyghe',
-    ['afk'] = 'afrikaans',
-    ['afr'] = 'afar',
-    ['agw'] = 'agaw',
-    ['als'] = 'alsatian',
-    ['alt'] = 'altai',
-    ['amh'] = 'amharic',
-    ['ara'] = 'arabic',
-    ['ari'] = 'aari',
-    ['ark'] = 'arakanese',
-    ['asm'] = 'assamese',
-    ['ath'] = 'athapaskan',
-    ['avr'] = 'avar',
-    ['awa'] = 'awadhi',
-    ['aym'] = 'aymara',
-    ['aze'] = 'azeri',
-    ['bad'] = 'badaga',
-    ['bag'] = 'baghelkhandi',
-    ['bal'] = 'balkar',
-    ['bau'] = 'baule',
-    ['bbr'] = 'berber',
-    ['bch'] = 'bench',
-    ['bcr'] = 'bible cree',
-    ['bel'] = 'belarussian',
-    ['bem'] = 'bemba',
-    ['ben'] = 'bengali',
-    ['bgr'] = 'bulgarian',
-    ['bhi'] = 'bhili',
-    ['bho'] = 'bhojpuri',
-    ['bik'] = 'bikol',
-    ['bil'] = 'bilen',
-    ['bkf'] = 'blackfoot',
-    ['bli'] = 'balochi',
-    ['bln'] = 'balante',
-    ['blt'] = 'balti',
-    ['bmb'] = 'bambara',
-    ['bml'] = 'bamileke',
-    ['bos'] = 'bosnian',
-    ['bre'] = 'breton',
-    ['brh'] = 'brahui',
-    ['bri'] = 'braj bhasha',
-    ['brm'] = 'burmese',
-    ['bsh'] = 'bashkir',
-    ['bti'] = 'beti',
-    ['cat'] = 'catalan',
-    ['ceb'] = 'cebuano',
-    ['che'] = 'chechen',
-    ['chg'] = 'chaha gurage',
-    ['chh'] = 'chattisgarhi',
-    ['chi'] = 'chichewa',
-    ['chk'] = 'chukchi',
-    ['chp'] = 'chipewyan',
-    ['chr'] = 'cherokee',
-    ['chu'] = 'chuvash',
-    ['cmr'] = 'comorian',
-    ['cop'] = 'coptic',
-    ['cos'] = 'corsican',
-    ['cre'] = 'cree',
-    ['crr'] = 'carrier',
-    ['crt'] = 'crimean tatar',
-    ['csl'] = 'church slavonic',
-    ['csy'] = 'czech',
-    ['dan'] = 'danish',
-    ['dar'] = 'dargwa',
-    ['dcr'] = 'woods cree',
-    ['deu'] = 'german',
-    ['dgr'] = 'dogri',
-    ['div'] = 'divehi',
-    ['djr'] = 'djerma',
-    ['dng'] = 'dangme',
-    ['dnk'] = 'dinka',
-    ['dri'] = 'dari',
-    ['dun'] = 'dungan',
-    ['dzn'] = 'dzongkha',
-    ['ebi'] = 'ebira',
-    ['ecr'] = 'eastern cree',
-    ['edo'] = 'edo',
-    ['efi'] = 'efik',
-    ['ell'] = 'greek',
-    ['eng'] = 'english',
-    ['erz'] = 'erzya',
-    ['esp'] = 'spanish',
-    ['eti'] = 'estonian',
-    ['euq'] = 'basque',
-    ['evk'] = 'evenki',
-    ['evn'] = 'even',
-    ['ewe'] = 'ewe',
-    ['fan'] = 'french antillean',
-    ['far'] = 'farsi',
-    ['fin'] = 'finnish',
-    ['fji'] = 'fijian',
-    ['fle'] = 'flemish',
-    ['fne'] = 'forest nenets',
-    ['fon'] = 'fon',
-    ['fos'] = 'faroese',
-    ['fra'] = 'french',
-    ['fri'] = 'frisian',
-    ['frl'] = 'friulian',
-    ['fta'] = 'futa',
-    ['ful'] = 'fulani',
-    ['gad'] = 'ga',
-    ['gae'] = 'gaelic',
-    ['gag'] = 'gagauz',
-    ['gal'] = 'galician',
-    ['gar'] = 'garshuni',
-    ['gaw'] = 'garhwali',
-    ['gez'] = "ge'ez",
-    ['gil'] = 'gilyak',
-    ['gmz'] = 'gumuz',
-    ['gon'] = 'gondi',
-    ['grn'] = 'greenlandic',
-    ['gro'] = 'garo',
-    ['gua'] = 'guarani',
-    ['guj'] = 'gujarati',
-    ['hai'] = 'haitian',
-    ['hal'] = 'halam',
-    ['har'] = 'harauti',
-    ['hau'] = 'hausa',
-    ['haw'] = 'hawaiin',
-    ['hbn'] = 'hammer-banna',
-    ['hil'] = 'hiligaynon',
-    ['hin'] = 'hindi',
-    ['hma'] = 'high mari',
-    ['hnd'] = 'hindko',
-    ['ho']  = 'ho',
-    ['hri'] = 'harari',
-    ['hrv'] = 'croatian',
-    ['hun'] = 'hungarian',
-    ['hye'] = 'armenian',
-    ['ibo'] = 'igbo',
-    ['ijo'] = 'ijo',
-    ['ilo'] = 'ilokano',
-    ['ind'] = 'indonesian',
-    ['ing'] = 'ingush',
-    ['inu'] = 'inuktitut',
-    ['iri'] = 'irish',
-    ['irt'] = 'irish traditional',
-    ['isl'] = 'icelandic',
-    ['ism'] = 'inari sami',
-    ['ita'] = 'italian',
-    ['iwr'] = 'hebrew',
-    ['jan'] = 'japanese',
-    ['jav'] = 'javanese',
-    ['jii'] = 'yiddish',
-    ['jud'] = 'judezmo',
-    ['jul'] = 'jula',
-    ['kab'] = 'kabardian',
-    ['kac'] = 'kachchi',
-    ['kal'] = 'kalenjin',
-    ['kan'] = 'kannada',
-    ['kar'] = 'karachay',
-    ['kat'] = 'georgian',
-    ['kaz'] = 'kazakh',
-    ['keb'] = 'kebena',
-    ['kge'] = 'khutsuri georgian',
-    ['kha'] = 'khakass',
-    ['khk'] = 'khanty-kazim',
-    ['khm'] = 'khmer',
-    ['khs'] = 'khanty-shurishkar',
-    ['khv'] = 'khanty-vakhi',
-    ['khw'] = 'khowar',
-    ['kik'] = 'kikuyu',
-    ['kir'] = 'kirghiz',
-    ['kis'] = 'kisii',
-    ['kkn'] = 'kokni',
-    ['klm'] = 'kalmyk',
-    ['kmb'] = 'kamba',
-    ['kmn'] = 'kumaoni',
-    ['kmo'] = 'komo',
-    ['kms'] = 'komso',
-    ['knr'] = 'kanuri',
-    ['kod'] = 'kodagu',
-    ['koh'] = 'korean old hangul',
-    ['kok'] = 'konkani',
-    ['kon'] = 'kikongo',
-    ['kop'] = 'komi-permyak',
-    ['kor'] = 'korean',
-    ['koz'] = 'komi-zyrian',
-    ['kpl'] = 'kpelle',
-    ['kri'] = 'krio',
-    ['krk'] = 'karakalpak',
-    ['krl'] = 'karelian',
-    ['krm'] = 'karaim',
-    ['krn'] = 'karen',
-    ['krt'] = 'koorete',
-    ['ksh'] = 'kashmiri',
-    ['ksi'] = 'khasi',
-    ['ksm'] = 'kildin sami',
-    ['kui'] = 'kui',
-    ['kul'] = 'kulvi',
-    ['kum'] = 'kumyk',
-    ['kur'] = 'kurdish',
-    ['kuu'] = 'kurukh',
-    ['kuy'] = 'kuy',
-    ['kyk'] = 'koryak',
-    ['lad'] = 'ladin',
-    ['lah'] = 'lahuli',
-    ['lak'] = 'lak',
-    ['lam'] = 'lambani',
-    ['lao'] = 'lao',
-    ['lat'] = 'latin',
-    ['laz'] = 'laz',
-    ['lcr'] = 'l-cree',
-    ['ldk'] = 'ladakhi',
-    ['lez'] = 'lezgi',
-    ['lin'] = 'lingala',
-    ['lma'] = 'low mari',
-    ['lmb'] = 'limbu',
-    ['lmw'] = 'lomwe',
-    ['lsb'] = 'lower sorbian',
-    ['lsm'] = 'lule sami',
-    ['lth'] = 'lithuanian',
-    ['ltz'] = 'luxembourgish',
-    ['lub'] = 'luba',
-    ['lug'] = 'luganda',
-    ['luh'] = 'luhya',
-    ['luo'] = 'luo',
-    ['lvi'] = 'latvian',
-    ['maj'] = 'majang',
-    ['mak'] = 'makua',
-    ['mal'] = 'malayalam traditional',
-    ['man'] = 'mansi',
-    ['map'] = 'mapudungun',
-    ['mar'] = 'marathi',
-    ['maw'] = 'marwari',
-    ['mbn'] = 'mbundu',
-    ['mch'] = 'manchu',
-    ['mcr'] = 'moose cree',
-    ['mde'] = 'mende',
-    ['men'] = "me'en",
-    ['miz'] = 'mizo',
-    ['mkd'] = 'macedonian',
-    ['mle'] = 'male',
-    ['mlg'] = 'malagasy',
-    ['mln'] = 'malinke',
-    ['mlr'] = 'malayalam reformed',
-    ['mly'] = 'malay',
-    ['mnd'] = 'mandinka',
-    ['mng'] = 'mongolian',
-    ['mni'] = 'manipuri',
-    ['mnk'] = 'maninka',
-    ['mnx'] = 'manx gaelic',
-    ['moh'] = 'mohawk',
-    ['mok'] = 'moksha',
-    ['mol'] = 'moldavian',
-    ['mon'] = 'mon',
-    ['mor'] = 'moroccan',
-    ['mri'] = 'maori',
-    ['mth'] = 'maithili',
-    ['mts'] = 'maltese',
-    ['mun'] = 'mundari',
-    ['nag'] = 'naga-assamese',
-    ['nan'] = 'nanai',
-    ['nas'] = 'naskapi',
-    ['ncr'] = 'n-cree',
-    ['ndb'] = 'ndebele',
-    ['ndg'] = 'ndonga',
-    ['nep'] = 'nepali',
-    ['new'] = 'newari',
-    ['ngr'] = 'nagari',
-    ['nhc'] = 'norway house cree',
-    ['nis'] = 'nisi',
-    ['niu'] = 'niuean',
-    ['nkl'] = 'nkole',
-    ['nko'] = "n'ko",
-    ['nld'] = 'dutch',
-    ['nog'] = 'nogai',
-    ['nor'] = 'norwegian',
-    ['nsm'] = 'northern sami',
-    ['nta'] = 'northern tai',
-    ['nto'] = 'esperanto',
-    ['nyn'] = 'nynorsk',
-    ['oci'] = 'occitan',
-    ['ocr'] = 'oji-cree',
-    ['ojb'] = 'ojibway',
-    ['ori'] = 'oriya',
-    ['oro'] = 'oromo',
-    ['oss'] = 'ossetian',
-    ['paa'] = 'palestinian aramaic',
-    ['pal'] = 'pali',
-    ['pan'] = 'punjabi',
-    ['pap'] = 'palpa',
-    ['pas'] = 'pashto',
-    ['pgr'] = 'polytonic greek',
-    ['pil'] = 'pilipino',
-    ['plg'] = 'palaung',
-    ['plk'] = 'polish',
-    ['pro'] = 'provencal',
-    ['ptg'] = 'portuguese',
-    ['qin'] = 'chin',
-    ['raj'] = 'rajasthani',
-    ['rbu'] = 'russian buriat',
-    ['rcr'] = 'r-cree',
-    ['ria'] = 'riang',
-    ['rms'] = 'rhaeto-romanic',
-    ['rom'] = 'romanian',
-    ['roy'] = 'romany',
-    ['rsy'] = 'rusyn',
-    ['rua'] = 'ruanda',
-    ['rus'] = 'russian',
-    ['sad'] = 'sadri',
-    ['san'] = 'sanskrit',
-    ['sat'] = 'santali',
-    ['say'] = 'sayisi',
-    ['sek'] = 'sekota',
-    ['sel'] = 'selkup',
-    ['sgo'] = 'sango',
-    ['shn'] = 'shan',
-    ['sib'] = 'sibe',
-    ['sid'] = 'sidamo',
-    ['sig'] = 'silte gurage',
-    ['sks'] = 'skolt sami',
-    ['sky'] = 'slovak',
-    ['sla'] = 'slavey',
-    ['slv'] = 'slovenian',
-    ['sml'] = 'somali',
-    ['smo'] = 'samoan',
-    ['sna'] = 'sena',
-    ['snd'] = 'sindhi',
-    ['snh'] = 'sinhalese',
-    ['snk'] = 'soninke',
-    ['sog'] = 'sodo gurage',
-    ['sot'] = 'sotho',
-    ['sqi'] = 'albanian',
-    ['srb'] = 'serbian',
-    ['srk'] = 'saraiki',
-    ['srr'] = 'serer',
-    ['ssl'] = 'south slavey',
-    ['ssm'] = 'southern sami',
-    ['sur'] = 'suri',
-    ['sva'] = 'svan',
-    ['sve'] = 'swedish',
-    ['swa'] = 'swadaya aramaic',
-    ['swk'] = 'swahili',
-    ['swz'] = 'swazi',
-    ['sxt'] = 'sutu',
-    ['syr'] = 'syriac',
-    ['tab'] = 'tabasaran',
-    ['taj'] = 'tajiki',
-    ['tam'] = 'tamil',
-    ['tat'] = 'tatar',
-    ['tcr'] = 'th-cree',
-    ['tel'] = 'telugu',
-    ['tgn'] = 'tongan',
-    ['tgr'] = 'tigre',
-    ['tgy'] = 'tigrinya',
-    ['tha'] = 'thai',
-    ['tht'] = 'tahitian',
-    ['tib'] = 'tibetan',
-    ['tkm'] = 'turkmen',
-    ['tmn'] = 'temne',
-    ['tna'] = 'tswana',
-    ['tne'] = 'tundra nenets',
-    ['tng'] = 'tonga',
-    ['tod'] = 'todo',
-    ['trk'] = 'turkish',
-    ['tsg'] = 'tsonga',
-    ['tua'] = 'turoyo aramaic',
-    ['tul'] = 'tulu',
-    ['tuv'] = 'tuvin',
-    ['twi'] = 'twi',
-    ['udm'] = 'udmurt',
-    ['ukr'] = 'ukrainian',
-    ['urd'] = 'urdu',
-    ['usb'] = 'upper sorbian',
-    ['uyg'] = 'uyghur',
-    ['uzb'] = 'uzbek',
-    ['ven'] = 'venda',
-    ['vit'] = 'vietnamese',
-    ['wa' ] = 'wa',
-    ['wag'] = 'wagdi',
-    ['wcr'] = 'west-cree',
-    ['wel'] = 'welsh',
-    ['wlf'] = 'wolof',
-    ['xbd'] = 'tai lue',
-    ['xhs'] = 'xhosa',
-    ['yak'] = 'yakut',
-    ['yba'] = 'yoruba',
-    ['ycr'] = 'y-cree',
-    ['yic'] = 'yi classic',
-    ['yim'] = 'yi modern',
-    ['zhh'] = 'chinese hong kong',
-    ['zhp'] = 'chinese phonetic',
-    ['zhs'] = 'chinese simplified',
-    ['zht'] = 'chinese traditional',
-    ['znd'] = 'zande',
-    ['zul'] = 'zulu'
-}
-
-local features = {
-    ['aalt'] = 'access all alternates',
-    ['abvf'] = 'above-base forms',
-    ['abvm'] = 'above-base mark positioning',
-    ['abvs'] = 'above-base substitutions',
-    ['afrc'] = 'alternative fractions',
-    ['akhn'] = 'akhands',
-    ['blwf'] = 'below-base forms',
-    ['blwm'] = 'below-base mark positioning',
-    ['blws'] = 'below-base substitutions',
-    ['c2pc'] = 'petite capitals from capitals',
-    ['c2sc'] = 'small capitals from capitals',
-    ['calt'] = 'contextual alternates',
-    ['case'] = 'case-sensitive forms',
-    ['ccmp'] = 'glyph composition/decomposition',
-    ['cjct'] = 'conjunct forms',
-    ['clig'] = 'contextual ligatures',
-    ['cpsp'] = 'capital spacing',
-    ['cswh'] = 'contextual swash',
-    ['curs'] = 'cursive positioning',
-    ['dflt'] = 'default processing',
-    ['dist'] = 'distances',
-    ['dlig'] = 'discretionary ligatures',
-    ['dnom'] = 'denominators',
-    ['dtls'] = 'dotless forms', -- math
-    ['expt'] = 'expert forms',
-    ['falt'] = 'final glyph alternates',
-    ['fin2'] = 'terminal forms #2',
-    ['fin3'] = 'terminal forms #3',
-    ['fina'] = 'terminal forms',
-    ['flac'] = 'flattened accents over capitals', -- math
-    ['frac'] = 'fractions',
-    ['fwid'] = 'full width',
-    ['half'] = 'half forms',
-    ['haln'] = 'halant forms',
-    ['halt'] = 'alternate half width',
-    ['hist'] = 'historical forms',
-    ['hkna'] = 'horizontal kana alternates',
-    ['hlig'] = 'historical ligatures',
-    ['hngl'] = 'hangul',
-    ['hojo'] = 'hojo kanji forms',
-    ['hwid'] = 'half width',
-    ['init'] = 'initial forms',
-    ['isol'] = 'isolated forms',
-    ['ital'] = 'italics',
-    ['jalt'] = 'justification alternatives',
-    ['jp04'] = 'jis2004 forms',
-    ['jp78'] = 'jis78 forms',
-    ['jp83'] = 'jis83 forms',
-    ['jp90'] = 'jis90 forms',
-    ['kern'] = 'kerning',
-    ['lfbd'] = 'left bounds',
-    ['liga'] = 'standard ligatures',
-    ['ljmo'] = 'leading jamo forms',
-    ['lnum'] = 'lining figures',
-    ['locl'] = 'localized forms',
-    ['mark'] = 'mark positioning',
-    ['med2'] = 'medial forms #2',
-    ['medi'] = 'medial forms',
-    ['mgrk'] = 'mathematical greek',
-    ['mkmk'] = 'mark to mark positioning',
-    ['mset'] = 'mark positioning via substitution',
-    ['nalt'] = 'alternate annotation forms',
-    ['nlck'] = 'nlc kanji forms',
-    ['nukt'] = 'nukta forms',
-    ['numr'] = 'numerators',
-    ['onum'] = 'old style figures',
-    ['opbd'] = 'optical bounds',
-    ['ordn'] = 'ordinals',
-    ['ornm'] = 'ornaments',
-    ['palt'] = 'proportional alternate width',
-    ['pcap'] = 'petite capitals',
-    ['pnum'] = 'proportional figures',
-    ['pref'] = 'pre-base forms',
-    ['pres'] = 'pre-base substitutions',
-    ['pstf'] = 'post-base forms',
-    ['psts'] = 'post-base substitutions',
-    ['pwid'] = 'proportional widths',
-    ['qwid'] = 'quarter widths',
-    ['rand'] = 'randomize',
-    ['rkrf'] = 'rakar forms',
-    ['rlig'] = 'required ligatures',
-    ['rphf'] = 'reph form',
-    ['rtbd'] = 'right bounds',
-    ['rtla'] = 'right-to-left alternates',
-    ['rtlm'] = 'right to left math', -- math
-    ['ruby'] = 'ruby notation forms',
-    ['salt'] = 'stylistic alternates',
-    ['sinf'] = 'scientific inferiors',
-    ['size'] = 'optical size',
-    ['smcp'] = 'small capitals',
-    ['smpl'] = 'simplified forms',
- -- ['ss01'] = 'stylistic set 1',
- -- ['ss02'] = 'stylistic set 2',
- -- ['ss03'] = 'stylistic set 3',
- -- ['ss04'] = 'stylistic set 4',
- -- ['ss05'] = 'stylistic set 5',
- -- ['ss06'] = 'stylistic set 6',
- -- ['ss07'] = 'stylistic set 7',
- -- ['ss08'] = 'stylistic set 8',
- -- ['ss09'] = 'stylistic set 9',
- -- ['ss10'] = 'stylistic set 10',
- -- ['ss11'] = 'stylistic set 11',
- -- ['ss12'] = 'stylistic set 12',
- -- ['ss13'] = 'stylistic set 13',
- -- ['ss14'] = 'stylistic set 14',
- -- ['ss15'] = 'stylistic set 15',
- -- ['ss16'] = 'stylistic set 16',
- -- ['ss17'] = 'stylistic set 17',
- -- ['ss18'] = 'stylistic set 18',
- -- ['ss19'] = 'stylistic set 19',
- -- ['ss20'] = 'stylistic set 20',
-    ['ssty'] = 'script style', -- math
-    ['subs'] = 'subscript',
-    ['sups'] = 'superscript',
-    ['swsh'] = 'swash',
-    ['titl'] = 'titling',
-    ['tjmo'] = 'trailing jamo forms',
-    ['tnam'] = 'traditional name forms',
-    ['tnum'] = 'tabular figures',
-    ['trad'] = 'traditional forms',
-    ['twid'] = 'third widths',
-    ['unic'] = 'unicase',
-    ['valt'] = 'alternate vertical metrics',
-    ['vatu'] = 'vattu variants',
-    ['vert'] = 'vertical writing',
-    ['vhal'] = 'alternate vertical half metrics',
-    ['vjmo'] = 'vowel jamo forms',
-    ['vkna'] = 'vertical kana alternates',
-    ['vkrn'] = 'vertical kerning',
-    ['vpal'] = 'proportional alternate vertical metrics',
-    ['vrt2'] = 'vertical rotation',
-    ['zero'] = 'slashed zero',
-
-    ['trep'] = 'traditional tex replacements',
-    ['tlig'] = 'traditional tex ligatures',
-
-    ['ss..'] = 'stylistic set ..',
-    ['cv..'] = 'character variant ..',
-    ['js..'] = 'justification ..',
-
-    ["dv.."] = "devanagari ..",
-}
-
-local baselines = {
-    ['hang'] = 'hanging baseline',
-    ['icfb'] = 'ideographic character face bottom edge baseline',
-    ['icft'] = 'ideographic character face tope edige baseline',
-    ['ideo'] = 'ideographic em-box bottom edge baseline',
-    ['idtp'] = 'ideographic em-box top edge baseline',
-    ['math'] = 'mathmatical centered baseline',
-    ['romn'] = 'roman baseline'
-}
-
-local swapped = function (h)
-    local r = { }
-    for k, v in next, h do
-        r[stringgsub(v,"[^a-z0-9]","")] = k -- is already lower
-    end
-    return r
-end
-
-local verbosescripts   = swapped(scripts  )
-local verboselanguages = swapped(languages)
-local verbosefeatures  = swapped(features )
-local verbosebaselines = swapped(baselines)
-
----[[ end excerpt from font-ott.lua ]]
-
---[[doc--
-
-    As discussed, we will issue a warning because of incomplete support
-    when one of the scripts below is requested.
-
-    Reference: https://github.com/lualatex/luaotfload/issues/31
-
---doc]]--
-
-local support_incomplete = table.tohash({
-    "deva", "beng", "guru", "gujr",
-    "orya", "taml", "telu", "knda",
-    "mlym", "sinh",
-}, true)
-
---[[doc--
-
-    Which features are active by default depends on the script
-    requested.
-
---doc]]--
-
---- (string, string) dict -> (string, string) dict
-local set_default_features = function (speclist)
-    speclist = speclist or { }
-    speclist[""] = nil --- invalid options stub
-
-    --- handle language tag
-    local language = speclist.language
-    if language then --- already lowercase at this point
-        language = stringgsub(language, "[^a-z0-9]", "")
-        language = rawget(verboselanguages, language) -- srsly, rawget?
-                or (languages[language] and language)
-                or "dflt"
-    else
-        language = "dflt"
-    end
-    speclist.language = language
-
-    --- handle script tag
-    local script = speclist.script
-    if script then
-        script = stringgsub(script, "[^a-z0-9]","")
-        script = rawget(verbosescripts, script)
-              or (scripts[script] and script)
-              or "dflt"
-        if support_incomplete[script] then
-            report("log", 0, "load",
-                "support for the requested script: "
-                .. "%q may be incomplete", script)
-        end
-    else
-        script = "dflt"
-    end
-    speclist.script = script
-
-    report("log", 0, "load",
-        "auto-selecting default features for script: %s",
-        script)
-
-    local requested = defaults[script]
-    if not requested then
-        report("log", 0, "load",
-            "no defaults for script %q, falling back to \"dflt\"",
-            script)
-        requested = defaults.dflt
-    end
-
-    for i=1, #requested do
-        local feat = requested[i]
-        if speclist[feat] ~= false then speclist[feat] = true end
-    end
-
-    for feat, state in next, global_defaults do
-        --- This is primarily intended for setting node
-        --- mode unless “base” is requested, as stated
-        --- in the manual.
-        if not speclist[feat] then speclist[feat] = state end
-    end
-    return speclist
-end
-
-local import_values = {
-    --- That’s what the 1.x parser did, not quite as graciously,
-    --- with an array of branch expressions.
-    -- "style", "optsize",--> from slashed notation; handled otherwise
-    { "lookup", false },
-    { "sub",    false },
-    { "mode",   true },
-}
-
-local lookup_types = { "anon", "file", "kpse", "my", "name", "path" }
-
-local select_lookup = function (request)
-    for i=1, #lookup_types do
-        local lookup = lookup_types[i]
-        local value  = request[lookup]
-        if value then
-            return lookup, value
-        end
-    end
-end
-
-local supported = {
-    b    = "b",
-    i    = "i",
-    bi   = "bi",
-    aat  = false,
-    icu  = false,
-    gr   = false,
-}
-
---- (string | (string * string) | bool) list -> (string * number)
-local handle_slashed = function (modifiers)
-    local style, optsize
-    for i=1, #modifiers do
-        local mod  = modifiers[i]
-        if type(mod) == "table" and mod[1] == "optsize" then --> optical size
-            optsize = tonumber(mod[2])
-        elseif mod == false then
-            --- ignore
-            report("log", 0,
-                "load", "unsupported font option: %s", v)
-        elseif supported[mod] then
-            style = supported[mod]
-        elseif not stringis_empty(mod) then
-            style = stringgsub(mod, "[^%a%d]", "")
-        end
-    end
-    return style, optsize
-end
-
-local extract_subfont
-do
-    local eof         = P(-1)
-    local digit       = R"09"
-    --- Theoretically a valid subfont address can be up to ten
-    --- digits long.
-    local sub_expr    = P"(" * C(digit^1) * P")" * eof
-    local full_path   = C(P(1 - sub_expr)^1)
-    extract_subfont   = full_path * sub_expr
-end
-
---- spec -> spec
-local handle_request = function (specification)
-    local request = lpegmatch(luaotfload.parsers.font_request,
-                              specification.specification)
-    if not request then
-        --- happens when called with an absolute path
-        --- in an anonymous lookup;
-        --- we try to behave as friendly as possible
-        --- just go with it ...
-        report("log", 1, "load", "invalid request %q of type anon",
-            specification.specification)
-        report("log", 1, "load",
-               "use square bracket syntax or consult the documentation.")
-        --- The result of \fontname must be re-feedable into \font
-        --- which is expected by the Latex font mechanism. Now this
-        --- is complicated with TTC fonts that need to pass the
-        --- number of the requested subfont along with the file name.
-        --- Thus we test whether the request is a bare path only or
-        --- ends in a subfont expression (decimal digits inside
-        --- parentheses).
-        --- https://github.com/lualatex/luaotfload/issues/57
-        local fullpath, sub = lpegmatch(extract_subfont,
-                                        specification.specification)
-        if fullpath and sub then
-            specification.sub  = tonumber(sub)
-            specification.name = fullpath
-        else
-            specification.name = specification.specification
-        end
-        specification.lookup = "path"
-        return specification
-    end
-    local lookup, name  = select_lookup(request)
-    request.features    = set_default_features(request.features)
-
-    if name then
-        specification.name    = name
-        specification.lookup  = lookup or specification.lookup
-    end
-
-    if request.modifiers then
-        local style, optsize = handle_slashed(request.modifiers)
-        specification.style, specification.optsize = style, optsize
-    end
-
-    for n=1, #import_values do
-        local feat       = import_values[n][1]
-        local keep       = import_values[n][2]
-        local newvalue   = request.features[feat]
-        if newvalue then
-            specification[feat] = request.features[feat]
-            if not keep then
-                request.features[feat] = nil
-            end
-        end
-    end
-
-    --- The next line sets the “rand” feature to “random”; I haven’t
-    --- investigated it any further (luatex-fonts-ext), so it will
-    --- just stay here.
-    specification.features.normal = normalize (request.features)
-    return specification
-end
-
-if as_script == true then --- skip the remainder of the file
-    fonts.names.handle_request = handle_request
-    report ("log", 5, "load",
-            "Exiting early from luaotfload-features.lua.")
-    return
-else
-    local registersplit = definers.registersplit
-    registersplit (":", handle_request, "cryptic")
-    registersplit ("",  handle_request, "more cryptic") -- catches \font\text=[names]
-end
-
----[[ end included font-ltx.lua ]]
-
---[[doc--
-This uses the code from luatex-fonts-merged (<- font-otc.lua) instead
-of the removed luaotfload-font-otc.lua.
-
-TODO find out how far we get setting features without these lines,
-relying on luatex-fonts only (it *does* handle features somehow, after
-all).
---doc]]--
-
--- we assume that the other otf stuff is loaded already
-
----[[ begin snippet from font-otc.lua ]]
-local trace_loading       = false  trackers.register("otf.loading", function(v) trace_loading = v end)
-local report_otf          = logs.reporter("fonts","otf loading")
-
-local otf                 = fonts.handlers.otf
-local registerotffeature  = otf.features.register
-local setmetatableindex   = table.setmetatableindex
-
---[[HH--
-
-   In the userdata interface we can not longer tweak the loaded font as
-   conveniently as before. For instance, instead of pushing extra data in
-   in the table using the original structure, we now have to operate on
-   the mkiv representation. And as the fontloader interface is modelled
-   after fontforge we cannot change that one too much either.
-
---HH]]--
-
-local types = {
-    substitution = "gsub_single",
-    ligature     = "gsub_ligature",
-    alternate    = "gsub_alternate",
-}
-
-setmetatableindex(types, function(t,k) t[k] = k return k end) -- "key"
-
-local everywhere = { ["*"] = { ["*"] = true } } -- or: { ["*"] = { "*" } }
-local noflags    = { }
-
-local function addfeature(data,feature,specifications)
-    local descriptions = data.descriptions
-    local resources    = data.resources
-    local lookups      = resources.lookups
-    local gsubfeatures = resources.features.gsub
-    if gsubfeatures and gsubfeatures[feature] then
-        -- already present
-    else
-        local sequences    = resources.sequences
-        local fontfeatures = resources.features
-        local unicodes     = resources.unicodes
-        local lookuptypes  = resources.lookuptypes
-        local splitter     = lpeg.splitter(" ",unicodes)
-        local done         = 0
-        local skip         = 0
-        if not specifications[1] then
-            -- so we accept a one entry specification
-            specifications = { specifications }
-        end
-        -- subtables are tables themselves but we also accept flattened singular subtables
-        for s=1,#specifications do
-            local specification = specifications[s]
-            local valid         = specification.valid
-            if not valid or valid(data,specification,feature) then
-                local initialize = specification.initialize
-                if initialize then
-                    -- when false is returned we initialize only once
-                    specification.initialize = initialize(specification) and initialize or nil
-                end
-                local askedfeatures = specification.features or everywhere
-                local subtables     = specification.subtables or { specification.data } or { }
-                local featuretype   = types[specification.type or "substitution"]
-                local featureflags  = specification.flags or noflags
-                local added         = false
-                local featurename   = stringformat("ctx_%s_%s",feature,s)
-                local st = { }
-                for t=1,#subtables do
-                    local list = subtables[t]
-                    local full = stringformat("%s_%s",featurename,t)
-                    st[t] = full
-                    if featuretype == "gsub_ligature" then
-                        lookuptypes[full] = "ligature"
-                        for code, ligature in next, list do
-                            local unicode = tonumber(code) or unicodes[code]
-                            local description = descriptions[unicode]
-                            if description then
-                                local slookups = description.slookups
-                                if type(ligature) == "string" then
-                                    ligature = { lpegmatch(splitter,ligature) }
-                                end
-                                local present = true
-                                for i=1,#ligature do
-                                    if not descriptions[ligature[i]] then
-                                        present = false
-                                        break
-                                    end
-                                end
-                                if present then
-                                    if slookups then
-                                        slookups[full] = ligature
-                                    else
-                                        description.slookups = { [full] = ligature }
-                                    end
-                                    done, added = done + 1, true
-                                else
-                                    skip = skip + 1
-                                end
-                            end
-                        end
-                    elseif featuretype == "gsub_single" then
-                        lookuptypes[full] = "substitution"
-                        for code, replacement in next, list do
-                            local unicode = tonumber(code) or unicodes[code]
-                            local description = descriptions[unicode]
-                            if description then
-                                local slookups = description.slookups
-                                replacement = tonumber(replacement) or unicodes[replacement]
-                                if descriptions[replacement] then
-                                    if slookups then
-                                        slookups[full] = replacement
-                                    else
-                                        description.slookups = { [full] = replacement }
-                                    end
-                                    done, added = done + 1, true
-                                end
-                            end
-                        end
-                    end
-                end
-                if added then
-                    -- script = { lang1, lang2, lang3 } or script = { lang1 = true, ... }
-                    for k, v in next, askedfeatures do
-                        if v[1] then
-                            askedfeatures[k] = table.tohash(v)
-                        end
-                    end
-                    sequences[#sequences+1] = {
-                        chain     = 0,
-                        features  = { [feature] = askedfeatures },
-                        flags     = featureflags,
-                        name      = featurename,
-                        subtables = st,
-                        type      = featuretype,
-                    }
-                    -- register in metadata (merge as there can be a few)
-                    if not gsubfeatures then
-                        gsubfeatures  = { }
-                        fontfeatures.gsub = gsubfeatures
-                    end
-                    local k = gsubfeatures[feature]
-                    if not k then
-                        k = { }
-                        gsubfeatures[feature] = k
-                    end
-                    for script, languages in next, askedfeatures do
-                        local kk = k[script]
-                        if not kk then
-                            kk = { }
-                            k[script] = kk
-                        end
-                        for language, value in next, languages do
-                            kk[language] = value
-                        end
-                    end
-                end
-            end
-        end
-        if trace_loading then
-            report_otf("registering feature %a, affected glyphs %a, skipped glyphs %a",feature,done,skip)
-        end
-    end
-end
-
-otf.enhancers.addfeature = addfeature
-
-local extrafeatures = { }
-
-function otf.addfeature(name,specification)
-    extrafeatures[name] = specification
-end
-
-local function enhance(data,filename,raw)
-    for feature, specification in next, extrafeatures do
-        addfeature(data,feature,specification)
-    end
-end
-
-otf.enhancers.register("check extra features",enhance)
-
----[[ end snippet from font-otc.lua ]]
-
-local tlig = {
-    {
-        type      = "substitution",
-        features  = everywhere,
-        data      = {
-            [0x0022] = 0x201D,                   -- quotedblright
-            [0x0027] = 0x2019,                   -- quoteleft
-            [0x0060] = 0x2018,                   -- quoteright
-        },
-        flags     = { },
-    },
-    {
-        type     = "ligature",
-        features = everywhere,
-        data     = {
-            [0x2013] = {0x002D, 0x002D},         -- endash
-            [0x2014] = {0x002D, 0x002D, 0x002D}, -- emdash
-            [0x201C] = {0x2018, 0x2018},         -- quotedblleft
-            [0x201D] = {0x2019, 0x2019},         -- quotedblright
-            [0x00A1] = {0x0021, 0x2018},         -- exclamdown
-            [0x00BF] = {0x003F, 0x2018},         -- questiondown
-            --- next three originate in T1 encoding; Xetex applies
-            --- them too
-            [0x201E] = {0x002C, 0x002C},         -- quotedblbase
-            [0x00AB] = {0x003C, 0x003C},         -- LEFT-POINTING DOUBLE ANGLE QUOTATION MARK
-            [0x00BB] = {0x003E, 0x003E},         -- RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK
-        },
-        flags    = { },
-    },
-    {
-        type     = "ligature",
-        features = everywhere,
-        data     = {
-            [0x201C] = {0x0060, 0x0060},         -- quotedblleft
-            [0x201D] = {0x0027, 0x0027},         -- quotedblright
-            [0x00A1] = {0x0021, 0x0060},         -- exclamdown
-            [0x00BF] = {0x003F, 0x0060},         -- questiondown
-        },
-        flags    = { },
-    },
-}
-
-otf.addfeature ("tlig", tlig)
-otf.addfeature ("trep", { })
-
-local anum_arabic = { --- these are the same as in font-otc
-    [0x0030] = 0x0660,
-    [0x0031] = 0x0661,
-    [0x0032] = 0x0662,
-    [0x0033] = 0x0663,
-    [0x0034] = 0x0664,
-    [0x0035] = 0x0665,
-    [0x0036] = 0x0666,
-    [0x0037] = 0x0667,
-    [0x0038] = 0x0668,
-    [0x0039] = 0x0669,
-}
-
-local anum_persian = {--- these are the same as in font-otc
-    [0x0030] = 0x06F0,
-    [0x0031] = 0x06F1,
-    [0x0032] = 0x06F2,
-    [0x0033] = 0x06F3,
-    [0x0034] = 0x06F4,
-    [0x0035] = 0x06F5,
-    [0x0036] = 0x06F6,
-    [0x0037] = 0x06F7,
-    [0x0038] = 0x06F8,
-    [0x0039] = 0x06F9,
-}
-
-local function valid(data)
-    local features = data.resources.features
-    if features then
-        for k, v in next, features do
-            for k, v in next, v do
-                if v.arab then
-                    return true
-                end
-            end
-        end
-    end
-end
-
-local anum_specification = {
-    {
-        type     = "substitution",
-        features = { arab = { far = true, urd = true, snd = true } },
-        data     = anum_persian,
-        flags    = { },
-        valid    = valid,
-    },
-    {
-        type     = "substitution",
-        features = { arab = { ["*"] = true } },
-        data     = anum_arabic,
-        flags    = { },
-        valid    = valid,
-    },
-}
-
---[[doc--
-
-    Below the specifications as given in the removed font-otc.lua.
-    The rest was identical to what this file had from the beginning.
-    Both make the “anum.tex” test pass anyways.
-
---doc]]--
-
-otf.addfeature("anum",anum_specification)
-
-registerotffeature {
-    name        = 'anum',
-    description = 'arabic digits',
-}
-
--- vim:tw=71:sw=4:ts=4:expandtab