angular-cn/tools/gulp-tasks/cldr/cldr-data.js

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// tslint:disable:file-header
/**
* Npm module for Unicode CLDR JSON data
*
* @license
* Copyright 2013 Rafael Xavier de Souza
* Released under the MIT license
* https://github.com/rxaviers/cldr-data-npm/blob/master/LICENSE-MIT
*/
'use strict';
const JSON_EXTENSION = /^(.*)\.json$/;
const assert = require('assert');
const _fs = require('fs');
const _path = require('path');
function argsToArray(arg) {
return [].slice.call(arg, 0);
}
function jsonFiles(dirName) {
const fileList = _fs.readdirSync(_path.join(__dirname, 'cldr-data', dirName));
return fileList.reduce(function(sum, file) {
if (JSON_EXTENSION.test(file)) {
return sum.concat(file.match(JSON_EXTENSION)[1]);
}
}, []);
}
function cldrData(path /*, ...*/) {
assert(
typeof path === 'string', 'must include path (e.g., ' +
'"main/en/numbers" or "supplemental/likelySubtags")');
if (arguments.length > 1) {
return argsToArray(arguments).reduce(function(sum, path) {
sum.push(cldrData(path));
return sum;
}, []);
}
return require('./cldr-data/' + path);
}
function mainPathsFor(locales) {
return locales.reduce(function(sum, locale) {
const mainFiles = jsonFiles(_path.join('main', locale));
mainFiles.forEach(function(mainFile) { sum.push(_path.join('main', locale, mainFile)); });
return sum;
}, []);
}
function supplementalPaths() {
const supplementalFiles = jsonFiles('supplemental');
return supplementalFiles.map(function(supplementalFile) {
return _path.join('supplemental', supplementalFile);
});
}
Object.defineProperty(
cldrData, 'availableLocales',
{get: function() { return cldrData('availableLocales').availableLocales; }});
cldrData.all = function() {
const paths = supplementalPaths().concat(mainPathsFor(this.availableLocales));
return cldrData.apply({}, paths);
};
cldrData.entireMainFor = function(locale /*, ...*/) {
assert(
typeof locale === 'string', 'must include locale (e.g., ' +
'"en")');
return cldrData.apply({}, mainPathsFor(argsToArray(arguments)));
};
cldrData.entireSupplemental = function() {
return cldrData.apply({}, supplementalPaths());
};
module.exports = cldrData;