michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: // This file is automatically generated with /python-lib/plural-rules-generator.py
michael@0: // Fetching data from: http://unicode.org/repos/cldr/trunk/common/supplemental/plurals.xml
michael@0: 
michael@0: // Mapping of short locale name == to == > rule index in following list
michael@0: 
michael@0: module.metadata = {
michael@0:   "stability": "unstable"
michael@0: };
michael@0: 
michael@0: const LOCALES_TO_RULES = {
michael@0:   "af": 3, 
michael@0:   "ak": 4, 
michael@0:   "am": 4, 
michael@0:   "ar": 1, 
michael@0:   "asa": 3, 
michael@0:   "az": 0, 
michael@0:   "be": 11, 
michael@0:   "bem": 3, 
michael@0:   "bez": 3, 
michael@0:   "bg": 3, 
michael@0:   "bh": 4, 
michael@0:   "bm": 0, 
michael@0:   "bn": 3, 
michael@0:   "bo": 0, 
michael@0:   "br": 20, 
michael@0:   "brx": 3, 
michael@0:   "bs": 11, 
michael@0:   "ca": 3, 
michael@0:   "cgg": 3, 
michael@0:   "chr": 3, 
michael@0:   "cs": 12, 
michael@0:   "cy": 17, 
michael@0:   "da": 3, 
michael@0:   "de": 3, 
michael@0:   "dv": 3, 
michael@0:   "dz": 0, 
michael@0:   "ee": 3, 
michael@0:   "el": 3, 
michael@0:   "en": 3, 
michael@0:   "eo": 3, 
michael@0:   "es": 3, 
michael@0:   "et": 3, 
michael@0:   "eu": 3, 
michael@0:   "fa": 0, 
michael@0:   "ff": 5, 
michael@0:   "fi": 3, 
michael@0:   "fil": 4, 
michael@0:   "fo": 3, 
michael@0:   "fr": 5, 
michael@0:   "fur": 3, 
michael@0:   "fy": 3, 
michael@0:   "ga": 8, 
michael@0:   "gd": 24, 
michael@0:   "gl": 3, 
michael@0:   "gsw": 3, 
michael@0:   "gu": 3, 
michael@0:   "guw": 4, 
michael@0:   "gv": 23, 
michael@0:   "ha": 3, 
michael@0:   "haw": 3, 
michael@0:   "he": 2, 
michael@0:   "hi": 4, 
michael@0:   "hr": 11, 
michael@0:   "hu": 0, 
michael@0:   "id": 0, 
michael@0:   "ig": 0, 
michael@0:   "ii": 0, 
michael@0:   "is": 3, 
michael@0:   "it": 3, 
michael@0:   "iu": 7, 
michael@0:   "ja": 0, 
michael@0:   "jmc": 3, 
michael@0:   "jv": 0, 
michael@0:   "ka": 0, 
michael@0:   "kab": 5, 
michael@0:   "kaj": 3, 
michael@0:   "kcg": 3, 
michael@0:   "kde": 0, 
michael@0:   "kea": 0, 
michael@0:   "kk": 3, 
michael@0:   "kl": 3, 
michael@0:   "km": 0, 
michael@0:   "kn": 0, 
michael@0:   "ko": 0, 
michael@0:   "ksb": 3, 
michael@0:   "ksh": 21, 
michael@0:   "ku": 3, 
michael@0:   "kw": 7, 
michael@0:   "lag": 18, 
michael@0:   "lb": 3, 
michael@0:   "lg": 3, 
michael@0:   "ln": 4, 
michael@0:   "lo": 0, 
michael@0:   "lt": 10, 
michael@0:   "lv": 6, 
michael@0:   "mas": 3, 
michael@0:   "mg": 4, 
michael@0:   "mk": 16, 
michael@0:   "ml": 3, 
michael@0:   "mn": 3, 
michael@0:   "mo": 9, 
michael@0:   "mr": 3, 
michael@0:   "ms": 0, 
michael@0:   "mt": 15, 
michael@0:   "my": 0, 
michael@0:   "nah": 3, 
michael@0:   "naq": 7, 
michael@0:   "nb": 3, 
michael@0:   "nd": 3, 
michael@0:   "ne": 3, 
michael@0:   "nl": 3, 
michael@0:   "nn": 3, 
michael@0:   "no": 3, 
michael@0:   "nr": 3, 
michael@0:   "nso": 4, 
michael@0:   "ny": 3, 
michael@0:   "nyn": 3, 
michael@0:   "om": 3, 
michael@0:   "or": 3, 
michael@0:   "pa": 3, 
michael@0:   "pap": 3, 
michael@0:   "pl": 13, 
michael@0:   "ps": 3, 
michael@0:   "pt": 3, 
michael@0:   "rm": 3, 
michael@0:   "ro": 9, 
michael@0:   "rof": 3, 
michael@0:   "ru": 11, 
michael@0:   "rwk": 3, 
michael@0:   "sah": 0, 
michael@0:   "saq": 3, 
michael@0:   "se": 7, 
michael@0:   "seh": 3, 
michael@0:   "ses": 0, 
michael@0:   "sg": 0, 
michael@0:   "sh": 11, 
michael@0:   "shi": 19, 
michael@0:   "sk": 12, 
michael@0:   "sl": 14, 
michael@0:   "sma": 7, 
michael@0:   "smi": 7, 
michael@0:   "smj": 7, 
michael@0:   "smn": 7, 
michael@0:   "sms": 7, 
michael@0:   "sn": 3, 
michael@0:   "so": 3, 
michael@0:   "sq": 3, 
michael@0:   "sr": 11, 
michael@0:   "ss": 3, 
michael@0:   "ssy": 3, 
michael@0:   "st": 3, 
michael@0:   "sv": 3, 
michael@0:   "sw": 3, 
michael@0:   "syr": 3, 
michael@0:   "ta": 3, 
michael@0:   "te": 3, 
michael@0:   "teo": 3, 
michael@0:   "th": 0, 
michael@0:   "ti": 4, 
michael@0:   "tig": 3, 
michael@0:   "tk": 3, 
michael@0:   "tl": 4, 
michael@0:   "tn": 3, 
michael@0:   "to": 0, 
michael@0:   "tr": 0, 
michael@0:   "ts": 3, 
michael@0:   "tzm": 22, 
michael@0:   "uk": 11, 
michael@0:   "ur": 3, 
michael@0:   "ve": 3, 
michael@0:   "vi": 0, 
michael@0:   "vun": 3, 
michael@0:   "wa": 4, 
michael@0:   "wae": 3, 
michael@0:   "wo": 0, 
michael@0:   "xh": 3, 
michael@0:   "xog": 3, 
michael@0:   "yo": 0, 
michael@0:   "zh": 0, 
michael@0:   "zu": 3
michael@0: };
michael@0: 
michael@0: // Utility functions for plural rules methods
michael@0: function isIn(n, list) list.indexOf(n) !== -1;
michael@0: function isBetween(n, start, end) start <= n && n <= end;
michael@0: 
michael@0: // List of all plural rules methods, that maps an integer to the plural form name to use
michael@0: const RULES = {
michael@0:   "0": function (n) {
michael@0:     
michael@0:     return "other"
michael@0:   },
michael@0:   "1": function (n) {
michael@0:     if ((isBetween((n % 100), 3, 10)))
michael@0:       return "few";
michael@0:     if (n == 0)
michael@0:       return "zero";
michael@0:     if ((isBetween((n % 100), 11, 99)))
michael@0:       return "many";
michael@0:     if (n == 2)
michael@0:       return "two";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "2": function (n) {
michael@0:     if (n != 0 && (n % 10) == 0)
michael@0:       return "many";
michael@0:     if (n == 2)
michael@0:       return "two";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "3": function (n) {
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "4": function (n) {
michael@0:     if ((isBetween(n, 0, 1)))
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "5": function (n) {
michael@0:     if ((isBetween(n, 0, 2)) && n != 2)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "6": function (n) {
michael@0:     if (n == 0)
michael@0:       return "zero";
michael@0:     if ((n % 10) == 1 && (n % 100) != 11)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "7": function (n) {
michael@0:     if (n == 2)
michael@0:       return "two";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "8": function (n) {
michael@0:     if ((isBetween(n, 3, 6)))
michael@0:       return "few";
michael@0:     if ((isBetween(n, 7, 10)))
michael@0:       return "many";
michael@0:     if (n == 2)
michael@0:       return "two";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "9": function (n) {
michael@0:     if (n == 0 || n != 1 && (isBetween((n % 100), 1, 19)))
michael@0:       return "few";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "10": function (n) {
michael@0:     if ((isBetween((n % 10), 2, 9)) && !(isBetween((n % 100), 11, 19)))
michael@0:       return "few";
michael@0:     if ((n % 10) == 1 && !(isBetween((n % 100), 11, 19)))
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "11": function (n) {
michael@0:     if ((isBetween((n % 10), 2, 4)) && !(isBetween((n % 100), 12, 14)))
michael@0:       return "few";
michael@0:     if ((n % 10) == 0 || (isBetween((n % 10), 5, 9)) || (isBetween((n % 100), 11, 14)))
michael@0:       return "many";
michael@0:     if ((n % 10) == 1 && (n % 100) != 11)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "12": function (n) {
michael@0:     if ((isBetween(n, 2, 4)))
michael@0:       return "few";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "13": function (n) {
michael@0:     if ((isBetween((n % 10), 2, 4)) && !(isBetween((n % 100), 12, 14)))
michael@0:       return "few";
michael@0:     if (n != 1 && (isBetween((n % 10), 0, 1)) || (isBetween((n % 10), 5, 9)) || (isBetween((n % 100), 12, 14)))
michael@0:       return "many";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "14": function (n) {
michael@0:     if ((isBetween((n % 100), 3, 4)))
michael@0:       return "few";
michael@0:     if ((n % 100) == 2)
michael@0:       return "two";
michael@0:     if ((n % 100) == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "15": function (n) {
michael@0:     if (n == 0 || (isBetween((n % 100), 2, 10)))
michael@0:       return "few";
michael@0:     if ((isBetween((n % 100), 11, 19)))
michael@0:       return "many";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "16": function (n) {
michael@0:     if ((n % 10) == 1 && n != 11)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "17": function (n) {
michael@0:     if (n == 3)
michael@0:       return "few";
michael@0:     if (n == 0)
michael@0:       return "zero";
michael@0:     if (n == 6)
michael@0:       return "many";
michael@0:     if (n == 2)
michael@0:       return "two";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "18": function (n) {
michael@0:     if (n == 0)
michael@0:       return "zero";
michael@0:     if ((isBetween(n, 0, 2)) && n != 0 && n != 2)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "19": function (n) {
michael@0:     if ((isBetween(n, 2, 10)))
michael@0:       return "few";
michael@0:     if ((isBetween(n, 0, 1)))
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "20": function (n) {
michael@0:     if ((isBetween((n % 10), 3, 4) || ((n % 10) == 9)) && !(isBetween((n % 100), 10, 19) || isBetween((n % 100), 70, 79) || isBetween((n % 100), 90, 99)))
michael@0:       return "few";
michael@0:     if ((n % 1000000) == 0 && n != 0)
michael@0:       return "many";
michael@0:     if ((n % 10) == 2 && !isIn((n % 100), [12, 72, 92]))
michael@0:       return "two";
michael@0:     if ((n % 10) == 1 && !isIn((n % 100), [11, 71, 91]))
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "21": function (n) {
michael@0:     if (n == 0)
michael@0:       return "zero";
michael@0:     if (n == 1)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "22": function (n) {
michael@0:     if ((isBetween(n, 0, 1)) || (isBetween(n, 11, 99)))
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "23": function (n) {
michael@0:     if ((isBetween((n % 10), 1, 2)) || (n % 20) == 0)
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0:   "24": function (n) {
michael@0:     if ((isBetween(n, 3, 10) || isBetween(n, 13, 19)))
michael@0:       return "few";
michael@0:     if (isIn(n, [2, 12]))
michael@0:       return "two";
michael@0:     if (isIn(n, [1, 11]))
michael@0:       return "one";
michael@0:     return "other"
michael@0:   },
michael@0: };
michael@0: 
michael@0: /**
michael@0:   * Return a function that gives the plural form name for a given integer
michael@0:   * for the specified `locale`
michael@0:   *   let fun = getRulesForLocale('en');
michael@0:   *   fun(1)    -> 'one'
michael@0:   *   fun(0)    -> 'other'
michael@0:   *   fun(1000) -> 'other'
michael@0:   */
michael@0: exports.getRulesForLocale = function getRulesForLocale(locale) {
michael@0:   let index = LOCALES_TO_RULES[locale];
michael@0:   if (!(index in RULES)) {
michael@0:     console.warn('Plural form unknown for locale "' + locale + '"');
michael@0:     return function () { return "other"; };
michael@0:   }
michael@0:   return RULES[index];
michael@0: }
michael@0: