yavsc/web/Scripts/globalize/plural.js

360 lines
12 KiB
JavaScript

/**
* Globalize v1.0.0
*
* http://github.com/jquery/globalize
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license
* http://jquery.org/license
*
* Date: 2015-04-23T12:02Z
*/
/*!
* Globalize v1.0.0 2015-04-23T12:02Z Released under the MIT license
* http://git.io/TrdQbw
*/
(function( root, factory ) {
// UMD returnExports
if ( typeof define === "function" && define.amd ) {
// AMD
define([
"cldr",
"../globalize",
"cldr/event",
"cldr/supplemental"
], factory );
} else if ( typeof exports === "object" ) {
// Node, CommonJS
module.exports = factory( require( "cldrjs" ), require( "globalize" ) );
} else {
// Global
factory( root.Cldr, root.Globalize );
}
}(this, function( Cldr, Globalize ) {
var validateCldr = Globalize._validateCldr,
validateDefaultLocale = Globalize._validateDefaultLocale,
validateParameterPresence = Globalize._validateParameterPresence,
validateParameterType = Globalize._validateParameterType,
validateParameterTypePlainObject = Globalize._validateParameterTypePlainObject;
var MakePlural;
/* jshint ignore:start */
MakePlural = (function() {
var _toArray = function (arr) { return Array.isArray(arr) ? arr : Array.from(arr); };
var _toConsumableArray = function (arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; return arr2; } else { return Array.from(arr); } };
var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } };
var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
/**
* make-plural.js -- https://github.com/eemeli/make-plural.js/
* Copyright (c) 2014-2015 by Eemeli Aro <eemeli@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* The software is provided "as is" and the author disclaims all warranties
* with regard to this software including all implied warranties of
* merchantability and fitness. In no event shall the author be liable for
* any special, direct, indirect, or consequential damages or any damages
* whatsoever resulting from loss of use, data or profits, whether in an
* action of contract, negligence or other tortious action, arising out of
* or in connection with the use or performance of this software.
*/
var Parser = (function () {
function Parser() {
_classCallCheck(this, Parser);
}
_createClass(Parser, [{
key: 'parse',
value: function parse(cond) {
var _this = this;
if (cond === 'i = 0 or n = 1') {
return 'n >= 0 && n <= 1';
}if (cond === 'i = 0,1') {
return 'n >= 0 && n < 2';
}if (cond === 'i = 1 and v = 0') {
this.v0 = 1;
return 'n == 1 && v0';
}
return cond.replace(/([tv]) (!?)= 0/g, function (m, sym, noteq) {
var sn = sym + '0';
_this[sn] = 1;
return noteq ? '!' + sn : sn;
}).replace(/\b[fintv]\b/g, function (m) {
_this[m] = 1;
return m;
}).replace(/([fin]) % (10+)/g, function (m, sym, num) {
var sn = sym + num;
_this[sn] = 1;
return sn;
}).replace(/n10+ = 0/g, 't0 && $&').replace(/(\w+ (!?)= )([0-9.]+,[0-9.,]+)/g, function (m, se, noteq, x) {
if (m === 'n = 0,1') return '(n == 0 || n == 1)';
if (noteq) return se + x.split(',').join(' && ' + se);
return '(' + se + x.split(',').join(' || ' + se) + ')';
}).replace(/(\w+) (!?)= ([0-9]+)\.\.([0-9]+)/g, function (m, sym, noteq, x0, x1) {
if (Number(x0) + 1 === Number(x1)) {
if (noteq) return '' + sym + ' != ' + x0 + ' && ' + sym + ' != ' + x1;
return '(' + sym + ' == ' + x0 + ' || ' + sym + ' == ' + x1 + ')';
}
if (noteq) return '(' + sym + ' < ' + x0 + ' || ' + sym + ' > ' + x1 + ')';
if (sym === 'n') {
_this.t0 = 1;return '(t0 && n >= ' + x0 + ' && n <= ' + x1 + ')';
}
return '(' + sym + ' >= ' + x0 + ' && ' + sym + ' <= ' + x1 + ')';
}).replace(/ and /g, ' && ').replace(/ or /g, ' || ').replace(/ = /g, ' == ');
}
}, {
key: 'vars',
value: (function (_vars) {
function vars() {
return _vars.apply(this, arguments);
}
vars.toString = function () {
return _vars.toString();
};
return vars;
})(function () {
var vars = [];
if (this.i) vars.push('i = s[0]');
if (this.f || this.v) vars.push('f = s[1] || \'\'');
if (this.t) vars.push('t = (s[1] || \'\').replace(/0+$/, \'\')');
if (this.v) vars.push('v = f.length');
if (this.v0) vars.push('v0 = !s[1]');
if (this.t0 || this.n10 || this.n100) vars.push('t0 = Number(s[0]) == n');
for (var k in this) {
if (/^.10+$/.test(k)) {
var k0 = k[0] === 'n' ? 't0 && s[0]' : k[0];
vars.push('' + k + ' = ' + k0 + '.slice(-' + k.substr(2).length + ')');
}
}if (!vars.length) return '';
return 'var ' + ['s = String(n).split(\'.\')'].concat(vars).join(', ');
})
}]);
return Parser;
})();
var MakePlural = (function () {
function MakePlural(lc) {
var _ref = arguments[1] === undefined ? MakePlural : arguments[1];
var cardinals = _ref.cardinals;
var ordinals = _ref.ordinals;
_classCallCheck(this, MakePlural);
if (!cardinals && !ordinals) throw new Error('At least one type of plural is required');
this.lc = lc;
this.categories = { cardinal: [], ordinal: [] };
this.parser = new Parser();
this.fn = this.buildFunction(cardinals, ordinals);
this.fn._obj = this;
this.fn.categories = this.categories;
this.fn.toString = this.fnToString.bind(this);
return this.fn;
}
_createClass(MakePlural, [{
key: 'compile',
value: function compile(type, req) {
var cases = [];
var rules = MakePlural.rules[type][this.lc];
if (!rules) {
if (req) throw new Error('Locale "' + this.lc + '" ' + type + ' rules not found');
this.categories[type] = ['other'];
return '\'other\'';
}
for (var r in rules) {
var _rules$r$trim$split = rules[r].trim().split(/\s*@\w*/);
var _rules$r$trim$split2 = _toArray(_rules$r$trim$split);
var cond = _rules$r$trim$split2[0];
var examples = _rules$r$trim$split2.slice(1);
var cat = r.replace('pluralRule-count-', '');
if (cond) cases.push([this.parser.parse(cond), cat]);
}
this.categories[type] = cases.map(function (c) {
return c[1];
}).concat('other');
if (cases.length === 1) {
return '(' + cases[0][0] + ') ? \'' + cases[0][1] + '\' : \'other\'';
} else {
return [].concat(_toConsumableArray(cases.map(function (c) {
return '(' + c[0] + ') ? \'' + c[1] + '\'';
})), ['\'other\'']).join('\n : ');
}
}
}, {
key: 'buildFunction',
value: function buildFunction(cardinals, ordinals) {
var _this3 = this;
var compile = function compile(c) {
return c ? (c[1] ? 'return ' : 'if (ord) return ') + _this3.compile.apply(_this3, _toConsumableArray(c)) : '';
},
fold = { vars: function vars(str) {
return (' ' + str + ';').replace(/(.{1,78})(,|$) ?/g, '$1$2\n ');
},
cond: function cond(str) {
return (' ' + str + ';').replace(/(.{1,78}) (\|\| |$) ?/gm, '$1\n $2');
} },
cond = [ordinals && ['ordinal', !cardinals], cardinals && ['cardinal', true]].map(compile).map(fold.cond),
body = [fold.vars(this.parser.vars())].concat(_toConsumableArray(cond)).join('\n').replace(/\s+$/gm, '').replace(/^[\s;]*[\r\n]+/gm, ''),
args = ordinals && cardinals ? 'n, ord' : 'n';
return new Function(args, body);
}
}, {
key: 'fnToString',
value: function fnToString(name) {
return Function.prototype.toString.call(this.fn).replace(/^function( \w+)?/, name ? 'function ' + name : 'function').replace('\n/**/', '');
}
}], [{
key: 'load',
value: function load() {
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
args.forEach(function (cldr) {
var data = cldr && cldr.supplemental || null;
if (!data) throw new Error('Data does not appear to be CLDR data');
MakePlural.rules = {
cardinal: data['plurals-type-cardinal'] || MakePlural.rules.cardinal,
ordinal: data['plurals-type-ordinal'] || MakePlural.rules.ordinal
};
});
return MakePlural;
}
}]);
return MakePlural;
})();
MakePlural.cardinals = true;
MakePlural.ordinals = false;
MakePlural.rules = { cardinal: {}, ordinal: {} };
return MakePlural;
}());
/* jshint ignore:end */
var validateParameterTypeNumber = function( value, name ) {
validateParameterType(
value,
name,
value === undefined || typeof value === "number",
"Number"
);
};
var validateParameterTypePluralType = function( value, name ) {
validateParameterType(
value,
name,
value === undefined || value === "cardinal" || value === "ordinal",
"String \"cardinal\" or \"ordinal\""
);
};
/**
* .plural( value )
*
* @value [Number]
*
* Return the corresponding form (zero | one | two | few | many | other) of a
* value given locale.
*/
Globalize.plural =
Globalize.prototype.plural = function( value, options ) {
validateParameterPresence( value, "value" );
validateParameterTypeNumber( value, "value" );
return this.pluralGenerator( options )( value );
};
/**
* .pluralGenerator( [options] )
*
* Return a plural function (of the form below).
*
* fn( value )
*
* @value [Number]
*
* Return the corresponding form (zero | one | two | few | many | other) of a value given the
* default/instance locale.
*/
Globalize.pluralGenerator =
Globalize.prototype.pluralGenerator = function( options ) {
var cldr, isOrdinal, plural, type;
validateParameterTypePlainObject( options, "options" );
options = options || {};
type = options.type || "cardinal";
cldr = this.cldr;
validateParameterTypePluralType( options.type, "options.type" );
validateDefaultLocale( cldr );
isOrdinal = type === "ordinal";
cldr.on( "get", validateCldr );
cldr.supplemental([ "plurals-type-" + type, "{language}" ]);
cldr.off( "get", validateCldr );
MakePlural.rules = {};
MakePlural.rules[ type ] = cldr.supplemental( "plurals-type-" + type );
plural = new MakePlural( cldr.attributes.language, {
"ordinals": isOrdinal,
"cardinals": !isOrdinal
});
return function( value ) {
validateParameterPresence( value, "value" );
validateParameterTypeNumber( value, "value" );
return plural( value );
};
};
return Globalize;
}));