syncing with latest ConTeXt version (more feautures, less bugs), thanks to Khaled Hosny

1 files changed, 935 insertions, 0 deletions

diff --git a/otfl-font-ott.lua b/otfl-font-ott.lua
new file mode 100644
index 0000000..6676ff6
--- /dev/null
+++ b/otfl-font-ott.lua
@@ -0,0 +1,935 @@
+if not modules then modules = { } end modules ['font-otf'] = {
+    version   = 1.001,
+    comment   = "companion to font-otf.lua (tables)",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+local type, next, tonumber, tostring = type, next, tonumber, tostring
+local gsub, lower = string.gsub, string.lower
+
+fonts     = fonts     or { }
+fonts.otf = fonts.otf or { }
+
+local otf = fonts.otf
+
+otf.tables   = otf.tables   or { }
+otf.meanings = otf.meanings or { }
+
+otf.tables.scripts = {
+    ['dflt'] = 'Default',
+
+    ['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'
+}
+
+otf.tables.languages = {
+    ['dflt'] = 'Default',
+
+    ['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'
+}
+
+otf.tables.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',
+    ['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',
+}
+
+otf.tables.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'
+}
+
+-- can be sped up by local tables
+
+function otf.tables.to_tag(id)
+    return stringformat("%4s",lower(id))
+end
+
+local function resolve(tab,id)
+    if tab and id then
+        id = lower(id)
+        return tab[id] or tab[gsub(id," ","")] or tab['dflt'] or ''
+    else
+        return "unknown"
+    end
+end
+
+function otf.meanings.script(id)
+    return resolve(otf.tables.scripts,id)
+end
+function otf.meanings.language(id)
+    return resolve(otf.tables.languages,id)
+end
+function otf.meanings.feature(id)
+    return resolve(otf.tables.features,id)
+end
+function otf.meanings.baseline(id)
+    return resolve(otf.tables.baselines,id)
+end
+
+otf.tables.to_scripts   = table.reverse_hash(otf.tables.scripts  )
+otf.tables.to_languages = table.reverse_hash(otf.tables.languages)
+otf.tables.to_features  = table.reverse_hash(otf.tables.features )
+
+local scripts      = otf.tables.scripts
+local languages    = otf.tables.languages
+local features     = otf.tables.features
+
+local to_scripts   = otf.tables.to_scripts
+local to_languages = otf.tables.to_languages
+local to_features  = otf.tables.to_features
+
+function otf.meanings.normalize(features)
+    local h = { }
+    for k,v in next, features do
+        k = lower(k)
+        if k == "language" or k == "lang" then
+            v = gsub(lower(v),"[^a-z0-9%-]","")
+            k = language
+            if not languages[v] then
+                h.language = to_languages[v] or "dflt"
+            else
+                h.language = v
+            end
+        elseif k == "script" then
+            v = gsub(lower(v),"[^a-z0-9%-]","")
+            if not scripts[v] then
+                h.script = to_scripts[v] or "dflt"
+            else
+                h.script = v
+            end
+        else
+            if type(v) == "string" then
+                local b = v:is_boolean()
+                if type(b) == "nil" then
+                    v = tonumber(v) or lower(v)
+                else
+                    v = b
+                end
+            end
+            h[to_features[k] or k] = v
+        end
+    end
+    return h
+end
+
+-- When I feel the need ...
+
+--~ otf.tables.aat = {
+--~     [ 0] = {
+--~         name = "allTypographicFeaturesType",
+--~         [ 0] = "allTypeFeaturesOnSelector",
+--~         [ 1] = "allTypeFeaturesOffSelector",
+--~     },
+--~     [ 1] = {
+--~         name = "ligaturesType",
+--~         [0 ] = "requiredLigaturesOnSelector",
+--~         [1 ] = "requiredLigaturesOffSelector",
+--~         [2 ] = "commonLigaturesOnSelector",
+--~         [3 ] = "commonLigaturesOffSelector",
+--~         [4 ] = "rareLigaturesOnSelector",
+--~         [5 ] = "rareLigaturesOffSelector",
+--~         [6 ] = "logosOnSelector    ",
+--~         [7 ] = "logosOffSelector   ",
+--~         [8 ] = "rebusPicturesOnSelector",
+--~         [9 ] = "rebusPicturesOffSelector",
+--~         [10] = "diphthongLigaturesOnSelector",
+--~         [11] = "diphthongLigaturesOffSelector",
+--~         [12] = "squaredLigaturesOnSelector",
+--~         [13] = "squaredLigaturesOffSelector",
+--~         [14] = "abbrevSquaredLigaturesOnSelector",
+--~         [15] = "abbrevSquaredLigaturesOffSelector",
+--~     },
+--~     [ 2] = {
+--~         name = "cursiveConnectionType",
+--~         [ 0] = "unconnectedSelector",
+--~         [ 1] = "partiallyConnectedSelector",
+--~         [ 2] = "cursiveSelector    ",
+--~     },
+--~     [ 3] = {
+--~         name = "letterCaseType",
+--~         [ 0] = "upperAndLowerCaseSelector",
+--~         [ 1] = "allCapsSelector    ",
+--~         [ 2] = "allLowerCaseSelector",
+--~         [ 3] = "smallCapsSelector  ",
+--~         [ 4] = "initialCapsSelector",
+--~         [ 5] = "initialCapsAndSmallCapsSelector",
+--~     },
+--~     [ 4] = {
+--~         name = "verticalSubstitutionType",
+--~         [ 0] = "substituteVerticalFormsOnSelector",
+--~         [ 1] = "substituteVerticalFormsOffSelector",
+--~     },
+--~     [ 5] = {
+--~         name = "linguisticRearrangementType",
+--~         [ 0] = "linguisticRearrangementOnSelector",
+--~         [ 1] = "linguisticRearrangementOffSelector",
+--~     },
+--~     [ 6] = {
+--~         name = "numberSpacingType",
+--~         [ 0] = "monospacedNumbersSelector",
+--~         [ 1] = "proportionalNumbersSelector",
+--~     },
+--~     [ 7] = {
+--~         name = "appleReserved1Type",
+--~     },
+--~     [ 8] = {
+--~         name = "smartSwashType",
+--~         [ 0] = "wordInitialSwashesOnSelector",
+--~         [ 1] = "wordInitialSwashesOffSelector",
+--~         [ 2] = "wordFinalSwashesOnSelector",
+--~         [ 3] = "wordFinalSwashesOffSelector",
+--~         [ 4] = "lineInitialSwashesOnSelector",
+--~         [ 5] = "lineInitialSwashesOffSelector",
+--~         [ 6] = "lineFinalSwashesOnSelector",
+--~         [ 7] = "lineFinalSwashesOffSelector",
+--~         [ 8] = "nonFinalSwashesOnSelector",
+--~         [ 9] = "nonFinalSwashesOffSelector",
+--~     },
+--~     [ 9] = {
+--~         name = "diacriticsType",
+--~         [ 0] = "showDiacriticsSelector",
+--~         [ 1] = "hideDiacriticsSelector",
+--~         [ 2] = "decomposeDiacriticsSelector",
+--~     },
+--~     [10] = {
+--~         name = "verticalPositionType",
+--~         [ 0] = "normalPositionSelector",
+--~         [ 1] = "superiorsSelector  ",
+--~         [ 2] = "inferiorsSelector  ",
+--~         [ 3] = "ordinalsSelector   ",
+--~     },
+--~     [11] = {
+--~         name = "fractionsType",
+--~         [ 0] = "noFractionsSelector",
+--~         [ 1] = "verticalFractionsSelector",
+--~         [ 2] = "diagonalFractionsSelector",
+--~     },
+--~     [12] = {
+--~         name = "appleReserved2Type",
+--~     },
+--~     [13] = {
+--~         name = "overlappingCharactersType",
+--~         [ 0] = "preventOverlapOnSelector",
+--~         [ 1] = "preventOverlapOffSelector",
+--~     },
+--~     [14] = {
+--~         name = "typographicExtrasType",
+--~          [0 ] = "hyphensToEmDashOnSelector",
+--~          [1 ] = "hyphensToEmDashOffSelector",
+--~          [2 ] = "hyphenToEnDashOnSelector",
+--~          [3 ] = "hyphenToEnDashOffSelector",
+--~          [4 ] = "unslashedZeroOnSelector",
+--~          [5 ] = "unslashedZeroOffSelector",
+--~          [6 ] = "formInterrobangOnSelector",
+--~          [7 ] = "formInterrobangOffSelector",
+--~          [8 ] = "smartQuotesOnSelector",
+--~          [9 ] = "smartQuotesOffSelector",
+--~          [10] = "periodsToEllipsisOnSelector",
+--~          [11] = "periodsToEllipsisOffSelector",
+--~     },
+--~     [15] = {
+--~         name = "mathematicalExtrasType",
+--~          [ 0] = "hyphenToMinusOnSelector",
+--~          [ 1] = "hyphenToMinusOffSelector",
+--~          [ 2] = "asteriskToMultiplyOnSelector",
+--~          [ 3] = "asteriskToMultiplyOffSelector",
+--~          [ 4] = "slashToDivideOnSelector",
+--~          [ 5] = "slashToDivideOffSelector",
+--~          [ 6] = "inequalityLigaturesOnSelector",
+--~          [ 7] = "inequalityLigaturesOffSelector",
+--~          [ 8] = "exponentsOnSelector",
+--~          [ 9] = "exponentsOffSelector",
+--~     },
+--~     [16] = {
+--~         name = "ornamentSetsType",
+--~         [ 0] = "noOrnamentsSelector",
+--~         [ 1] = "dingbatsSelector   ",
+--~         [ 2] = "piCharactersSelector",
+--~         [ 3] = "fleuronsSelector   ",
+--~         [ 4] = "decorativeBordersSelector",
+--~         [ 5] = "internationalSymbolsSelector",
+--~         [ 6] = "mathSymbolsSelector",
+--~     },
+--~     [17] = {
+--~         name = "characterAlternativesType",
+--~         [ 0] = "noAlternatesSelector",
+--~     },
+--~     [18] = {
+--~         name = "designComplexityType",
+--~         [ 0] = "designLevel1Selector",
+--~         [ 1] = "designLevel2Selector",
+--~         [ 2] = "designLevel3Selector",
+--~         [ 3] = "designLevel4Selector",
+--~         [ 4] = "designLevel5Selector",
+--~     },
+--~     [19] = {
+--~         name = "styleOptionsType",
+--~         [ 0] = "noStyleOptionsSelector",
+--~         [ 1] = "displayTextSelector",
+--~         [ 2] = "engravedTextSelector",
+--~         [ 3] = "illuminatedCapsSelector",
+--~         [ 4] = "titlingCapsSelector",
+--~         [ 5] = "tallCapsSelector   ",
+--~     },
+--~     [20] = {
+--~         name = "characterShapeType",
+--~         [0 ] = "traditionalCharactersSelector",
+--~         [1 ] = "simplifiedCharactersSelector",
+--~         [2 ] = "jis1978CharactersSelector",
+--~         [3 ] = "jis1983CharactersSelector",
+--~         [4 ] = "jis1990CharactersSelector",
+--~         [5 ] = "traditionalAltOneSelector",
+--~         [6 ] = "traditionalAltTwoSelector",
+--~         [7 ] = "traditionalAltThreeSelector",
+--~         [8 ] = "traditionalAltFourSelector",
+--~         [9 ] = "traditionalAltFiveSelector",
+--~         [10] = "expertCharactersSelector",
+--~     },
+--~     [21] = {
+--~         name = "numberCaseType",
+--~         [ 0] = "lowerCaseNumbersSelector",
+--~         [ 1] = "upperCaseNumbersSelector",
+--~     },
+--~     [22] = {
+--~         name = "textSpacingType",
+--~         [ 0] = "proportionalTextSelector",
+--~         [ 1] = "monospacedTextSelector",
+--~         [ 2] = "halfWidthTextSelector",
+--~         [ 3] = "normallySpacedTextSelector",
+--~     },
+--~     [23] = {
+--~         name = "transliterationType",
+--~         [ 0] = "noTransliterationSelector",
+--~         [ 1] = "hanjaToHangulSelector",
+--~         [ 2] = "hiraganaToKatakanaSelector",
+--~         [ 3] = "katakanaToHiraganaSelector",
+--~         [ 4] = "kanaToRomanizationSelector",
+--~         [ 5] = "romanizationToHiraganaSelector",
+--~         [ 6] = "romanizationToKatakanaSelector",
+--~         [ 7] = "hanjaToHangulAltOneSelector",
+--~         [ 8] = "hanjaToHangulAltTwoSelector",
+--~         [ 9] = "hanjaToHangulAltThreeSelector",
+--~     },
+--~     [24] = {
+--~         name = "annotationType",
+--~         [ 0] = "noAnnotationSelector",
+--~         [ 1] = "boxAnnotationSelector",
+--~         [ 2] = "roundedBoxAnnotationSelector",
+--~         [ 3] = "circleAnnotationSelector",
+--~         [ 4] = "invertedCircleAnnotationSelector",
+--~         [ 5] = "parenthesisAnnotationSelector",
+--~         [ 6] = "periodAnnotationSelector",
+--~         [ 7] = "romanNumeralAnnotationSelector",
+--~         [ 8] = "diamondAnnotationSelector",
+--~     },
+--~     [25] = {
+--~         name = "kanaSpacingType",
+--~         [ 0] = "fullWidthKanaSelector",
+--~         [ 1] = "proportionalKanaSelector",
+--~     },
+--~     [26] = {
+--~         name = "ideographicSpacingType",
+--~         [ 0] = "fullWidthIdeographsSelector",
+--~         [ 1] = "proportionalIdeographsSelector",
+--~     },
+--~     [103] = {
+--~         name = "cjkRomanSpacingType",
+--~         [ 0] = "halfWidthCJKRomanSelector",
+--~         [ 1] = "proportionalCJKRomanSelector",
+--~         [ 2] = "defaultCJKRomanSelector",
+--~         [ 3] = "fullWidthCJKRomanSelector",
+--~     },
+--~ }