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					1190 lines
				
				32 KiB
			| 
											3 years ago
										 | var jsReleases = require('node-releases/data/processed/envs.json') | ||
|  | var agents = require('caniuse-lite/dist/unpacker/agents').agents | ||
|  | var jsEOL = require('node-releases/data/release-schedule/release-schedule.json') | ||
|  | var path = require('path') | ||
|  | var e2c = require('electron-to-chromium/versions') | ||
|  | 
 | ||
|  | var BrowserslistError = require('./error') | ||
|  | var parse = require('./parse') | ||
|  | var env = require('./node') // Will load browser.js in webpack
 | ||
|  | 
 | ||
|  | var YEAR = 365.259641 * 24 * 60 * 60 * 1000 | ||
|  | var ANDROID_EVERGREEN_FIRST = 37 | ||
|  | 
 | ||
|  | // Helpers
 | ||
|  | 
 | ||
|  | function isVersionsMatch(versionA, versionB) { | ||
|  |   return (versionA + '.').indexOf(versionB + '.') === 0 | ||
|  | } | ||
|  | 
 | ||
|  | function isEolReleased(name) { | ||
|  |   var version = name.slice(1) | ||
|  |   return browserslist.nodeVersions.some(function (i) { | ||
|  |     return isVersionsMatch(i, version) | ||
|  |   }) | ||
|  | } | ||
|  | 
 | ||
|  | function normalize(versions) { | ||
|  |   return versions.filter(function (version) { | ||
|  |     return typeof version === 'string' | ||
|  |   }) | ||
|  | } | ||
|  | 
 | ||
|  | function normalizeElectron(version) { | ||
|  |   var versionToUse = version | ||
|  |   if (version.split('.').length === 3) { | ||
|  |     versionToUse = version.split('.').slice(0, -1).join('.') | ||
|  |   } | ||
|  |   return versionToUse | ||
|  | } | ||
|  | 
 | ||
|  | function nameMapper(name) { | ||
|  |   return function mapName(version) { | ||
|  |     return name + ' ' + version | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | function getMajor(version) { | ||
|  |   return parseInt(version.split('.')[0]) | ||
|  | } | ||
|  | 
 | ||
|  | function getMajorVersions(released, number) { | ||
|  |   if (released.length === 0) return [] | ||
|  |   var majorVersions = uniq(released.map(getMajor)) | ||
|  |   var minimum = majorVersions[majorVersions.length - number] | ||
|  |   if (!minimum) { | ||
|  |     return released | ||
|  |   } | ||
|  |   var selected = [] | ||
|  |   for (var i = released.length - 1; i >= 0; i--) { | ||
|  |     if (minimum > getMajor(released[i])) break | ||
|  |     selected.unshift(released[i]) | ||
|  |   } | ||
|  |   return selected | ||
|  | } | ||
|  | 
 | ||
|  | function uniq(array) { | ||
|  |   var filtered = [] | ||
|  |   for (var i = 0; i < array.length; i++) { | ||
|  |     if (filtered.indexOf(array[i]) === -1) filtered.push(array[i]) | ||
|  |   } | ||
|  |   return filtered | ||
|  | } | ||
|  | 
 | ||
|  | function fillUsage(result, name, data) { | ||
|  |   for (var i in data) { | ||
|  |     result[name + ' ' + i] = data[i] | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | function generateFilter(sign, version) { | ||
|  |   version = parseFloat(version) | ||
|  |   if (sign === '>') { | ||
|  |     return function (v) { | ||
|  |       return parseFloat(v) > version | ||
|  |     } | ||
|  |   } else if (sign === '>=') { | ||
|  |     return function (v) { | ||
|  |       return parseFloat(v) >= version | ||
|  |     } | ||
|  |   } else if (sign === '<') { | ||
|  |     return function (v) { | ||
|  |       return parseFloat(v) < version | ||
|  |     } | ||
|  |   } else { | ||
|  |     return function (v) { | ||
|  |       return parseFloat(v) <= version | ||
|  |     } | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | function generateSemverFilter(sign, version) { | ||
|  |   version = version.split('.').map(parseSimpleInt) | ||
|  |   version[1] = version[1] || 0 | ||
|  |   version[2] = version[2] || 0 | ||
|  |   if (sign === '>') { | ||
|  |     return function (v) { | ||
|  |       v = v.split('.').map(parseSimpleInt) | ||
|  |       return compareSemver(v, version) > 0 | ||
|  |     } | ||
|  |   } else if (sign === '>=') { | ||
|  |     return function (v) { | ||
|  |       v = v.split('.').map(parseSimpleInt) | ||
|  |       return compareSemver(v, version) >= 0 | ||
|  |     } | ||
|  |   } else if (sign === '<') { | ||
|  |     return function (v) { | ||
|  |       v = v.split('.').map(parseSimpleInt) | ||
|  |       return compareSemver(version, v) > 0 | ||
|  |     } | ||
|  |   } else { | ||
|  |     return function (v) { | ||
|  |       v = v.split('.').map(parseSimpleInt) | ||
|  |       return compareSemver(version, v) >= 0 | ||
|  |     } | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | function parseSimpleInt(x) { | ||
|  |   return parseInt(x) | ||
|  | } | ||
|  | 
 | ||
|  | function compare(a, b) { | ||
|  |   if (a < b) return -1 | ||
|  |   if (a > b) return +1 | ||
|  |   return 0 | ||
|  | } | ||
|  | 
 | ||
|  | function compareSemver(a, b) { | ||
|  |   return ( | ||
|  |     compare(parseInt(a[0]), parseInt(b[0])) || | ||
|  |     compare(parseInt(a[1] || '0'), parseInt(b[1] || '0')) || | ||
|  |     compare(parseInt(a[2] || '0'), parseInt(b[2] || '0')) | ||
|  |   ) | ||
|  | } | ||
|  | 
 | ||
|  | // this follows the npm-like semver behavior
 | ||
|  | function semverFilterLoose(operator, range) { | ||
|  |   range = range.split('.').map(parseSimpleInt) | ||
|  |   if (typeof range[1] === 'undefined') { | ||
|  |     range[1] = 'x' | ||
|  |   } | ||
|  |   // ignore any patch version because we only return minor versions
 | ||
|  |   // range[2] = 'x'
 | ||
|  |   switch (operator) { | ||
|  |     case '<=': | ||
|  |       return function (version) { | ||
|  |         version = version.split('.').map(parseSimpleInt) | ||
|  |         return compareSemverLoose(version, range) <= 0 | ||
|  |       } | ||
|  |     case '>=': | ||
|  |     default: | ||
|  |       return function (version) { | ||
|  |         version = version.split('.').map(parseSimpleInt) | ||
|  |         return compareSemverLoose(version, range) >= 0 | ||
|  |       } | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | // this follows the npm-like semver behavior
 | ||
|  | function compareSemverLoose(version, range) { | ||
|  |   if (version[0] !== range[0]) { | ||
|  |     return version[0] < range[0] ? -1 : +1 | ||
|  |   } | ||
|  |   if (range[1] === 'x') { | ||
|  |     return 0 | ||
|  |   } | ||
|  |   if (version[1] !== range[1]) { | ||
|  |     return version[1] < range[1] ? -1 : +1 | ||
|  |   } | ||
|  |   return 0 | ||
|  | } | ||
|  | 
 | ||
|  | function resolveVersion(data, version) { | ||
|  |   if (data.versions.indexOf(version) !== -1) { | ||
|  |     return version | ||
|  |   } else if (browserslist.versionAliases[data.name][version]) { | ||
|  |     return browserslist.versionAliases[data.name][version] | ||
|  |   } else { | ||
|  |     return false | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | function normalizeVersion(data, version) { | ||
|  |   var resolved = resolveVersion(data, version) | ||
|  |   if (resolved) { | ||
|  |     return resolved | ||
|  |   } else if (data.versions.length === 1) { | ||
|  |     return data.versions[0] | ||
|  |   } else { | ||
|  |     return false | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | function filterByYear(since, context) { | ||
|  |   since = since / 1000 | ||
|  |   return Object.keys(agents).reduce(function (selected, name) { | ||
|  |     var data = byName(name, context) | ||
|  |     if (!data) return selected | ||
|  |     var versions = Object.keys(data.releaseDate).filter(function (v) { | ||
|  |       var date = data.releaseDate[v] | ||
|  |       return date !== null && date >= since | ||
|  |     }) | ||
|  |     return selected.concat(versions.map(nameMapper(data.name))) | ||
|  |   }, []) | ||
|  | } | ||
|  | 
 | ||
|  | function cloneData(data) { | ||
|  |   return { | ||
|  |     name: data.name, | ||
|  |     versions: data.versions, | ||
|  |     released: data.released, | ||
|  |     releaseDate: data.releaseDate | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | function mapVersions(data, map) { | ||
|  |   data.versions = data.versions.map(function (i) { | ||
|  |     return map[i] || i | ||
|  |   }) | ||
|  |   data.released = data.released.map(function (i) { | ||
|  |     return map[i] || i | ||
|  |   }) | ||
|  |   var fixedDate = {} | ||
|  |   for (var i in data.releaseDate) { | ||
|  |     fixedDate[map[i] || i] = data.releaseDate[i] | ||
|  |   } | ||
|  |   data.releaseDate = fixedDate | ||
|  |   return data | ||
|  | } | ||
|  | 
 | ||
|  | function byName(name, context) { | ||
|  |   name = name.toLowerCase() | ||
|  |   name = browserslist.aliases[name] || name | ||
|  |   if (context.mobileToDesktop && browserslist.desktopNames[name]) { | ||
|  |     var desktop = browserslist.data[browserslist.desktopNames[name]] | ||
|  |     if (name === 'android') { | ||
|  |       return normalizeAndroidData(cloneData(browserslist.data[name]), desktop) | ||
|  |     } else { | ||
|  |       var cloned = cloneData(desktop) | ||
|  |       cloned.name = name | ||
|  |       if (name === 'op_mob') { | ||
|  |         cloned = mapVersions(cloned, { '10.0-10.1': '10' }) | ||
|  |       } | ||
|  |       return cloned | ||
|  |     } | ||
|  |   } | ||
|  |   return browserslist.data[name] | ||
|  | } | ||
|  | 
 | ||
|  | function normalizeAndroidVersions(androidVersions, chromeVersions) { | ||
|  |   var firstEvergreen = ANDROID_EVERGREEN_FIRST | ||
|  |   var last = chromeVersions[chromeVersions.length - 1] | ||
|  |   return androidVersions | ||
|  |     .filter(function (version) { | ||
|  |       return /^(?:[2-4]\.|[34]$)/.test(version) | ||
|  |     }) | ||
|  |     .concat(chromeVersions.slice(firstEvergreen - last - 1)) | ||
|  | } | ||
|  | 
 | ||
|  | function normalizeAndroidData(android, chrome) { | ||
|  |   android.released = normalizeAndroidVersions(android.released, chrome.released) | ||
|  |   android.versions = normalizeAndroidVersions(android.versions, chrome.versions) | ||
|  |   return android | ||
|  | } | ||
|  | 
 | ||
|  | function checkName(name, context) { | ||
|  |   var data = byName(name, context) | ||
|  |   if (!data) throw new BrowserslistError('Unknown browser ' + name) | ||
|  |   return data | ||
|  | } | ||
|  | 
 | ||
|  | function unknownQuery(query) { | ||
|  |   return new BrowserslistError( | ||
|  |     'Unknown browser query `' + | ||
|  |       query + | ||
|  |       '`. ' + | ||
|  |       'Maybe you are using old Browserslist or made typo in query.' | ||
|  |   ) | ||
|  | } | ||
|  | 
 | ||
|  | function filterAndroid(list, versions, context) { | ||
|  |   if (context.mobileToDesktop) return list | ||
|  |   var released = browserslist.data.android.released | ||
|  |   var last = released[released.length - 1] | ||
|  |   var diff = last - ANDROID_EVERGREEN_FIRST - versions | ||
|  |   if (diff > 0) { | ||
|  |     return list.slice(-1) | ||
|  |   } else { | ||
|  |     return list.slice(diff - 1) | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | function resolve(queries, context) { | ||
|  |   return parse(QUERIES, queries).reduce(function (result, node, index) { | ||
|  |     if (node.not && index === 0) { | ||
|  |       throw new BrowserslistError( | ||
|  |         'Write any browsers query (for instance, `defaults`) ' + | ||
|  |           'before `' + | ||
|  |           node.query + | ||
|  |           '`' | ||
|  |       ) | ||
|  |     } | ||
|  |     var type = QUERIES[node.type] | ||
|  |     var array = type.select.call(browserslist, context, node).map(function (j) { | ||
|  |       var parts = j.split(' ') | ||
|  |       if (parts[1] === '0') { | ||
|  |         return parts[0] + ' ' + byName(parts[0], context).versions[0] | ||
|  |       } else { | ||
|  |         return j | ||
|  |       } | ||
|  |     }) | ||
|  | 
 | ||
|  |     if (node.compose === 'and') { | ||
|  |       if (node.not) { | ||
|  |         return result.filter(function (j) { | ||
|  |           return array.indexOf(j) === -1 | ||
|  |         }) | ||
|  |       } else { | ||
|  |         return result.filter(function (j) { | ||
|  |           return array.indexOf(j) !== -1 | ||
|  |         }) | ||
|  |       } | ||
|  |     } else { | ||
|  |       if (node.not) { | ||
|  |         var filter = {} | ||
|  |         array.forEach(function (j) { | ||
|  |           filter[j] = true | ||
|  |         }) | ||
|  |         return result.filter(function (j) { | ||
|  |           return !filter[j] | ||
|  |         }) | ||
|  |       } | ||
|  |       return result.concat(array) | ||
|  |     } | ||
|  |   }, []) | ||
|  | } | ||
|  | 
 | ||
|  | function prepareOpts(opts) { | ||
|  |   if (typeof opts === 'undefined') opts = {} | ||
|  | 
 | ||
|  |   if (typeof opts.path === 'undefined') { | ||
|  |     opts.path = path.resolve ? path.resolve('.') : '.' | ||
|  |   } | ||
|  | 
 | ||
|  |   return opts | ||
|  | } | ||
|  | 
 | ||
|  | function prepareQueries(queries, opts) { | ||
|  |   if (typeof queries === 'undefined' || queries === null) { | ||
|  |     var config = browserslist.loadConfig(opts) | ||
|  |     if (config) { | ||
|  |       queries = config | ||
|  |     } else { | ||
|  |       queries = browserslist.defaults | ||
|  |     } | ||
|  |   } | ||
|  | 
 | ||
|  |   return queries | ||
|  | } | ||
|  | 
 | ||
|  | function checkQueries(queries) { | ||
|  |   if (!(typeof queries === 'string' || Array.isArray(queries))) { | ||
|  |     throw new BrowserslistError( | ||
|  |       'Browser queries must be an array or string. Got ' + typeof queries + '.' | ||
|  |     ) | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | var cache = {} | ||
|  | 
 | ||
|  | function browserslist(queries, opts) { | ||
|  |   opts = prepareOpts(opts) | ||
|  |   queries = prepareQueries(queries, opts) | ||
|  |   checkQueries(queries) | ||
|  | 
 | ||
|  |   var context = { | ||
|  |     ignoreUnknownVersions: opts.ignoreUnknownVersions, | ||
|  |     dangerousExtend: opts.dangerousExtend, | ||
|  |     mobileToDesktop: opts.mobileToDesktop, | ||
|  |     path: opts.path, | ||
|  |     env: opts.env | ||
|  |   } | ||
|  | 
 | ||
|  |   env.oldDataWarning(browserslist.data) | ||
|  |   var stats = env.getStat(opts, browserslist.data) | ||
|  |   if (stats) { | ||
|  |     context.customUsage = {} | ||
|  |     for (var browser in stats) { | ||
|  |       fillUsage(context.customUsage, browser, stats[browser]) | ||
|  |     } | ||
|  |   } | ||
|  | 
 | ||
|  |   var cacheKey = JSON.stringify([queries, context]) | ||
|  |   if (cache[cacheKey]) return cache[cacheKey] | ||
|  | 
 | ||
|  |   var result = uniq(resolve(queries, context)).sort(function (name1, name2) { | ||
|  |     name1 = name1.split(' ') | ||
|  |     name2 = name2.split(' ') | ||
|  |     if (name1[0] === name2[0]) { | ||
|  |       // assumptions on caniuse data
 | ||
|  |       // 1) version ranges never overlaps
 | ||
|  |       // 2) if version is not a range, it never contains `-`
 | ||
|  |       var version1 = name1[1].split('-')[0] | ||
|  |       var version2 = name2[1].split('-')[0] | ||
|  |       return compareSemver(version2.split('.'), version1.split('.')) | ||
|  |     } else { | ||
|  |       return compare(name1[0], name2[0]) | ||
|  |     } | ||
|  |   }) | ||
|  |   if (!process.env.BROWSERSLIST_DISABLE_CACHE) { | ||
|  |     cache[cacheKey] = result | ||
|  |   } | ||
|  |   return result | ||
|  | } | ||
|  | 
 | ||
|  | browserslist.parse = function (queries, opts) { | ||
|  |   opts = prepareOpts(opts) | ||
|  |   queries = prepareQueries(queries, opts) | ||
|  |   checkQueries(queries) | ||
|  |   return parse(QUERIES, queries) | ||
|  | } | ||
|  | 
 | ||
|  | // Will be filled by Can I Use data below
 | ||
|  | browserslist.cache = {} | ||
|  | browserslist.data = {} | ||
|  | browserslist.usage = { | ||
|  |   global: {}, | ||
|  |   custom: null | ||
|  | } | ||
|  | 
 | ||
|  | // Default browsers query
 | ||
|  | browserslist.defaults = ['> 0.5%', 'last 2 versions', 'Firefox ESR', 'not dead'] | ||
|  | 
 | ||
|  | // Browser names aliases
 | ||
|  | browserslist.aliases = { | ||
|  |   fx: 'firefox', | ||
|  |   ff: 'firefox', | ||
|  |   ios: 'ios_saf', | ||
|  |   explorer: 'ie', | ||
|  |   blackberry: 'bb', | ||
|  |   explorermobile: 'ie_mob', | ||
|  |   operamini: 'op_mini', | ||
|  |   operamobile: 'op_mob', | ||
|  |   chromeandroid: 'and_chr', | ||
|  |   firefoxandroid: 'and_ff', | ||
|  |   ucandroid: 'and_uc', | ||
|  |   qqandroid: 'and_qq' | ||
|  | } | ||
|  | 
 | ||
|  | // Can I Use only provides a few versions for some browsers (e.g. and_chr).
 | ||
|  | // Fallback to a similar browser for unknown versions
 | ||
|  | browserslist.desktopNames = { | ||
|  |   and_chr: 'chrome', | ||
|  |   and_ff: 'firefox', | ||
|  |   ie_mob: 'ie', | ||
|  |   op_mob: 'opera', | ||
|  |   android: 'chrome' // has extra processing logic
 | ||
|  | } | ||
|  | 
 | ||
|  | // Aliases to work with joined versions like `ios_saf 7.0-7.1`
 | ||
|  | browserslist.versionAliases = {} | ||
|  | 
 | ||
|  | browserslist.clearCaches = env.clearCaches | ||
|  | browserslist.parseConfig = env.parseConfig | ||
|  | browserslist.readConfig = env.readConfig | ||
|  | browserslist.findConfig = env.findConfig | ||
|  | browserslist.loadConfig = env.loadConfig | ||
|  | 
 | ||
|  | browserslist.coverage = function (browsers, stats) { | ||
|  |   var data | ||
|  |   if (typeof stats === 'undefined') { | ||
|  |     data = browserslist.usage.global | ||
|  |   } else if (stats === 'my stats') { | ||
|  |     var opts = {} | ||
|  |     opts.path = path.resolve ? path.resolve('.') : '.' | ||
|  |     var customStats = env.getStat(opts) | ||
|  |     if (!customStats) { | ||
|  |       throw new BrowserslistError('Custom usage statistics was not provided') | ||
|  |     } | ||
|  |     data = {} | ||
|  |     for (var browser in customStats) { | ||
|  |       fillUsage(data, browser, customStats[browser]) | ||
|  |     } | ||
|  |   } else if (typeof stats === 'string') { | ||
|  |     if (stats.length > 2) { | ||
|  |       stats = stats.toLowerCase() | ||
|  |     } else { | ||
|  |       stats = stats.toUpperCase() | ||
|  |     } | ||
|  |     env.loadCountry(browserslist.usage, stats, browserslist.data) | ||
|  |     data = browserslist.usage[stats] | ||
|  |   } else { | ||
|  |     if ('dataByBrowser' in stats) { | ||
|  |       stats = stats.dataByBrowser | ||
|  |     } | ||
|  |     data = {} | ||
|  |     for (var name in stats) { | ||
|  |       for (var version in stats[name]) { | ||
|  |         data[name + ' ' + version] = stats[name][version] | ||
|  |       } | ||
|  |     } | ||
|  |   } | ||
|  | 
 | ||
|  |   return browsers.reduce(function (all, i) { | ||
|  |     var usage = data[i] | ||
|  |     if (usage === undefined) { | ||
|  |       usage = data[i.replace(/ \S+$/, ' 0')] | ||
|  |     } | ||
|  |     return all + (usage || 0) | ||
|  |   }, 0) | ||
|  | } | ||
|  | 
 | ||
|  | function nodeQuery(context, node) { | ||
|  |   var matched = browserslist.nodeVersions.filter(function (i) { | ||
|  |     return isVersionsMatch(i, node.version) | ||
|  |   }) | ||
|  |   if (matched.length === 0) { | ||
|  |     if (context.ignoreUnknownVersions) { | ||
|  |       return [] | ||
|  |     } else { | ||
|  |       throw new BrowserslistError( | ||
|  |         'Unknown version ' + node.version + ' of Node.js' | ||
|  |       ) | ||
|  |     } | ||
|  |   } | ||
|  |   return ['node ' + matched[matched.length - 1]] | ||
|  | } | ||
|  | 
 | ||
|  | function sinceQuery(context, node) { | ||
|  |   var year = parseInt(node.year) | ||
|  |   var month = parseInt(node.month || '01') - 1 | ||
|  |   var day = parseInt(node.day || '01') | ||
|  |   return filterByYear(Date.UTC(year, month, day, 0, 0, 0), context) | ||
|  | } | ||
|  | 
 | ||
|  | function coverQuery(context, node) { | ||
|  |   var coverage = parseFloat(node.coverage) | ||
|  |   var usage = browserslist.usage.global | ||
|  |   if (node.place) { | ||
|  |     if (node.place.match(/^my\s+stats$/i)) { | ||
|  |       if (!context.customUsage) { | ||
|  |         throw new BrowserslistError('Custom usage statistics was not provided') | ||
|  |       } | ||
|  |       usage = context.customUsage | ||
|  |     } else { | ||
|  |       var place | ||
|  |       if (node.place.length === 2) { | ||
|  |         place = node.place.toUpperCase() | ||
|  |       } else { | ||
|  |         place = node.place.toLowerCase() | ||
|  |       } | ||
|  |       env.loadCountry(browserslist.usage, place, browserslist.data) | ||
|  |       usage = browserslist.usage[place] | ||
|  |     } | ||
|  |   } | ||
|  |   var versions = Object.keys(usage).sort(function (a, b) { | ||
|  |     return usage[b] - usage[a] | ||
|  |   }) | ||
|  |   var coveraged = 0 | ||
|  |   var result = [] | ||
|  |   var version | ||
|  |   for (var i = 0; i < versions.length; i++) { | ||
|  |     version = versions[i] | ||
|  |     if (usage[version] === 0) break | ||
|  |     coveraged += usage[version] | ||
|  |     result.push(version) | ||
|  |     if (coveraged >= coverage) break | ||
|  |   } | ||
|  |   return result | ||
|  | } | ||
|  | 
 | ||
|  | var QUERIES = { | ||
|  |   last_major_versions: { | ||
|  |     matches: ['versions'], | ||
|  |     regexp: /^last\s+(\d+)\s+major\s+versions?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       return Object.keys(agents).reduce(function (selected, name) { | ||
|  |         var data = byName(name, context) | ||
|  |         if (!data) return selected | ||
|  |         var list = getMajorVersions(data.released, node.versions) | ||
|  |         list = list.map(nameMapper(data.name)) | ||
|  |         if (data.name === 'android') { | ||
|  |           list = filterAndroid(list, node.versions, context) | ||
|  |         } | ||
|  |         return selected.concat(list) | ||
|  |       }, []) | ||
|  |     } | ||
|  |   }, | ||
|  |   last_versions: { | ||
|  |     matches: ['versions'], | ||
|  |     regexp: /^last\s+(\d+)\s+versions?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       return Object.keys(agents).reduce(function (selected, name) { | ||
|  |         var data = byName(name, context) | ||
|  |         if (!data) return selected | ||
|  |         var list = data.released.slice(-node.versions) | ||
|  |         list = list.map(nameMapper(data.name)) | ||
|  |         if (data.name === 'android') { | ||
|  |           list = filterAndroid(list, node.versions, context) | ||
|  |         } | ||
|  |         return selected.concat(list) | ||
|  |       }, []) | ||
|  |     } | ||
|  |   }, | ||
|  |   last_electron_major_versions: { | ||
|  |     matches: ['versions'], | ||
|  |     regexp: /^last\s+(\d+)\s+electron\s+major\s+versions?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       var validVersions = getMajorVersions(Object.keys(e2c), node.versions) | ||
|  |       return validVersions.map(function (i) { | ||
|  |         return 'chrome ' + e2c[i] | ||
|  |       }) | ||
|  |     } | ||
|  |   }, | ||
|  |   last_node_major_versions: { | ||
|  |     matches: ['versions'], | ||
|  |     regexp: /^last\s+(\d+)\s+node\s+major\s+versions?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       return getMajorVersions(browserslist.nodeVersions, node.versions).map( | ||
|  |         function (version) { | ||
|  |           return 'node ' + version | ||
|  |         } | ||
|  |       ) | ||
|  |     } | ||
|  |   }, | ||
|  |   last_browser_major_versions: { | ||
|  |     matches: ['versions', 'browser'], | ||
|  |     regexp: /^last\s+(\d+)\s+(\w+)\s+major\s+versions?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       var data = checkName(node.browser, context) | ||
|  |       var validVersions = getMajorVersions(data.released, node.versions) | ||
|  |       var list = validVersions.map(nameMapper(data.name)) | ||
|  |       if (data.name === 'android') { | ||
|  |         list = filterAndroid(list, node.versions, context) | ||
|  |       } | ||
|  |       return list | ||
|  |     } | ||
|  |   }, | ||
|  |   last_electron_versions: { | ||
|  |     matches: ['versions'], | ||
|  |     regexp: /^last\s+(\d+)\s+electron\s+versions?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       return Object.keys(e2c) | ||
|  |         .slice(-node.versions) | ||
|  |         .map(function (i) { | ||
|  |           return 'chrome ' + e2c[i] | ||
|  |         }) | ||
|  |     } | ||
|  |   }, | ||
|  |   last_node_versions: { | ||
|  |     matches: ['versions'], | ||
|  |     regexp: /^last\s+(\d+)\s+node\s+versions?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       return browserslist.nodeVersions | ||
|  |         .slice(-node.versions) | ||
|  |         .map(function (version) { | ||
|  |           return 'node ' + version | ||
|  |         }) | ||
|  |     } | ||
|  |   }, | ||
|  |   last_browser_versions: { | ||
|  |     matches: ['versions', 'browser'], | ||
|  |     regexp: /^last\s+(\d+)\s+(\w+)\s+versions?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       var data = checkName(node.browser, context) | ||
|  |       var list = data.released.slice(-node.versions).map(nameMapper(data.name)) | ||
|  |       if (data.name === 'android') { | ||
|  |         list = filterAndroid(list, node.versions, context) | ||
|  |       } | ||
|  |       return list | ||
|  |     } | ||
|  |   }, | ||
|  |   unreleased_versions: { | ||
|  |     matches: [], | ||
|  |     regexp: /^unreleased\s+versions$/i, | ||
|  |     select: function (context) { | ||
|  |       return Object.keys(agents).reduce(function (selected, name) { | ||
|  |         var data = byName(name, context) | ||
|  |         if (!data) return selected | ||
|  |         var list = data.versions.filter(function (v) { | ||
|  |           return data.released.indexOf(v) === -1 | ||
|  |         }) | ||
|  |         list = list.map(nameMapper(data.name)) | ||
|  |         return selected.concat(list) | ||
|  |       }, []) | ||
|  |     } | ||
|  |   }, | ||
|  |   unreleased_electron_versions: { | ||
|  |     matches: [], | ||
|  |     regexp: /^unreleased\s+electron\s+versions?$/i, | ||
|  |     select: function () { | ||
|  |       return [] | ||
|  |     } | ||
|  |   }, | ||
|  |   unreleased_browser_versions: { | ||
|  |     matches: ['browser'], | ||
|  |     regexp: /^unreleased\s+(\w+)\s+versions?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       var data = checkName(node.browser, context) | ||
|  |       return data.versions | ||
|  |         .filter(function (v) { | ||
|  |           return data.released.indexOf(v) === -1 | ||
|  |         }) | ||
|  |         .map(nameMapper(data.name)) | ||
|  |     } | ||
|  |   }, | ||
|  |   last_years: { | ||
|  |     matches: ['years'], | ||
|  |     regexp: /^last\s+(\d*.?\d+)\s+years?$/i, | ||
|  |     select: function (context, node) { | ||
|  |       return filterByYear(Date.now() - YEAR * node.years, context) | ||
|  |     } | ||
|  |   }, | ||
|  |   since_y: { | ||
|  |     matches: ['year'], | ||
|  |     regexp: /^since (\d+)$/i, | ||
|  |     select: sinceQuery | ||
|  |   }, | ||
|  |   since_y_m: { | ||
|  |     matches: ['year', 'month'], | ||
|  |     regexp: /^since (\d+)-(\d+)$/i, | ||
|  |     select: sinceQuery | ||
|  |   }, | ||
|  |   since_y_m_d: { | ||
|  |     matches: ['year', 'month', 'day'], | ||
|  |     regexp: /^since (\d+)-(\d+)-(\d+)$/i, | ||
|  |     select: sinceQuery | ||
|  |   }, | ||
|  |   popularity: { | ||
|  |     matches: ['sign', 'popularity'], | ||
|  |     regexp: /^(>=?|<=?)\s*(\d+|\d+\.\d+|\.\d+)%$/, | ||
|  |     select: function (context, node) { | ||
|  |       var popularity = parseFloat(node.popularity) | ||
|  |       var usage = browserslist.usage.global | ||
|  |       return Object.keys(usage).reduce(function (result, version) { | ||
|  |         if (node.sign === '>') { | ||
|  |           if (usage[version] > popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (node.sign === '<') { | ||
|  |           if (usage[version] < popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (node.sign === '<=') { | ||
|  |           if (usage[version] <= popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (usage[version] >= popularity) { | ||
|  |           result.push(version) | ||
|  |         } | ||
|  |         return result | ||
|  |       }, []) | ||
|  |     } | ||
|  |   }, | ||
|  |   popularity_in_my_stats: { | ||
|  |     matches: ['sign', 'popularity'], | ||
|  |     regexp: /^(>=?|<=?)\s*(\d+|\d+\.\d+|\.\d+)%\s+in\s+my\s+stats$/, | ||
|  |     select: function (context, node) { | ||
|  |       var popularity = parseFloat(node.popularity) | ||
|  |       if (!context.customUsage) { | ||
|  |         throw new BrowserslistError('Custom usage statistics was not provided') | ||
|  |       } | ||
|  |       var usage = context.customUsage | ||
|  |       return Object.keys(usage).reduce(function (result, version) { | ||
|  |         var percentage = usage[version] | ||
|  |         if (percentage == null) { | ||
|  |           return result | ||
|  |         } | ||
|  | 
 | ||
|  |         if (node.sign === '>') { | ||
|  |           if (percentage > popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (node.sign === '<') { | ||
|  |           if (percentage < popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (node.sign === '<=') { | ||
|  |           if (percentage <= popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (percentage >= popularity) { | ||
|  |           result.push(version) | ||
|  |         } | ||
|  |         return result | ||
|  |       }, []) | ||
|  |     } | ||
|  |   }, | ||
|  |   popularity_in_config_stats: { | ||
|  |     matches: ['sign', 'popularity', 'config'], | ||
|  |     regexp: /^(>=?|<=?)\s*(\d+|\d+\.\d+|\.\d+)%\s+in\s+(\S+)\s+stats$/, | ||
|  |     select: function (context, node) { | ||
|  |       var popularity = parseFloat(node.popularity) | ||
|  |       var stats = env.loadStat(context, node.config, browserslist.data) | ||
|  |       if (stats) { | ||
|  |         context.customUsage = {} | ||
|  |         for (var browser in stats) { | ||
|  |           fillUsage(context.customUsage, browser, stats[browser]) | ||
|  |         } | ||
|  |       } | ||
|  |       if (!context.customUsage) { | ||
|  |         throw new BrowserslistError('Custom usage statistics was not provided') | ||
|  |       } | ||
|  |       var usage = context.customUsage | ||
|  |       return Object.keys(usage).reduce(function (result, version) { | ||
|  |         var percentage = usage[version] | ||
|  |         if (percentage == null) { | ||
|  |           return result | ||
|  |         } | ||
|  | 
 | ||
|  |         if (node.sign === '>') { | ||
|  |           if (percentage > popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (node.sign === '<') { | ||
|  |           if (percentage < popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (node.sign === '<=') { | ||
|  |           if (percentage <= popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (percentage >= popularity) { | ||
|  |           result.push(version) | ||
|  |         } | ||
|  |         return result | ||
|  |       }, []) | ||
|  |     } | ||
|  |   }, | ||
|  |   popularity_in_place: { | ||
|  |     matches: ['sign', 'popularity', 'place'], | ||
|  |     regexp: /^(>=?|<=?)\s*(\d+|\d+\.\d+|\.\d+)%\s+in\s+((alt-)?\w\w)$/, | ||
|  |     select: function (context, node) { | ||
|  |       var popularity = parseFloat(node.popularity) | ||
|  |       var place = node.place | ||
|  |       if (place.length === 2) { | ||
|  |         place = place.toUpperCase() | ||
|  |       } else { | ||
|  |         place = place.toLowerCase() | ||
|  |       } | ||
|  |       env.loadCountry(browserslist.usage, place, browserslist.data) | ||
|  |       var usage = browserslist.usage[place] | ||
|  |       return Object.keys(usage).reduce(function (result, version) { | ||
|  |         var percentage = usage[version] | ||
|  |         if (percentage == null) { | ||
|  |           return result | ||
|  |         } | ||
|  | 
 | ||
|  |         if (node.sign === '>') { | ||
|  |           if (percentage > popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (node.sign === '<') { | ||
|  |           if (percentage < popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (node.sign === '<=') { | ||
|  |           if (percentage <= popularity) { | ||
|  |             result.push(version) | ||
|  |           } | ||
|  |         } else if (percentage >= popularity) { | ||
|  |           result.push(version) | ||
|  |         } | ||
|  |         return result | ||
|  |       }, []) | ||
|  |     } | ||
|  |   }, | ||
|  |   cover: { | ||
|  |     matches: ['coverage'], | ||
|  |     regexp: /^cover\s+(\d+|\d+\.\d+|\.\d+)%$/i, | ||
|  |     select: coverQuery | ||
|  |   }, | ||
|  |   cover_in: { | ||
|  |     matches: ['coverage', 'place'], | ||
|  |     regexp: /^cover\s+(\d+|\d+\.\d+|\.\d+)%\s+in\s+(my\s+stats|(alt-)?\w\w)$/i, | ||
|  |     select: coverQuery | ||
|  |   }, | ||
|  |   supports: { | ||
|  |     matches: ['feature'], | ||
|  |     regexp: /^supports\s+([\w-]+)$/, | ||
|  |     select: function (context, node) { | ||
|  |       env.loadFeature(browserslist.cache, node.feature) | ||
|  |       var features = browserslist.cache[node.feature] | ||
|  |       return Object.keys(features).reduce(function (result, version) { | ||
|  |         var flags = features[version] | ||
|  |         if (flags.indexOf('y') >= 0 || flags.indexOf('a') >= 0) { | ||
|  |           result.push(version) | ||
|  |         } | ||
|  |         return result | ||
|  |       }, []) | ||
|  |     } | ||
|  |   }, | ||
|  |   electron_range: { | ||
|  |     matches: ['from', 'to'], | ||
|  |     regexp: /^electron\s+([\d.]+)\s*-\s*([\d.]+)$/i, | ||
|  |     select: function (context, node) { | ||
|  |       var fromToUse = normalizeElectron(node.from) | ||
|  |       var toToUse = normalizeElectron(node.to) | ||
|  |       var from = parseFloat(node.from) | ||
|  |       var to = parseFloat(node.to) | ||
|  |       if (!e2c[fromToUse]) { | ||
|  |         throw new BrowserslistError('Unknown version ' + from + ' of electron') | ||
|  |       } | ||
|  |       if (!e2c[toToUse]) { | ||
|  |         throw new BrowserslistError('Unknown version ' + to + ' of electron') | ||
|  |       } | ||
|  |       return Object.keys(e2c) | ||
|  |         .filter(function (i) { | ||
|  |           var parsed = parseFloat(i) | ||
|  |           return parsed >= from && parsed <= to | ||
|  |         }) | ||
|  |         .map(function (i) { | ||
|  |           return 'chrome ' + e2c[i] | ||
|  |         }) | ||
|  |     } | ||
|  |   }, | ||
|  |   node_range: { | ||
|  |     matches: ['from', 'to'], | ||
|  |     regexp: /^node\s+([\d.]+)\s*-\s*([\d.]+)$/i, | ||
|  |     select: function (context, node) { | ||
|  |       return browserslist.nodeVersions | ||
|  |         .filter(semverFilterLoose('>=', node.from)) | ||
|  |         .filter(semverFilterLoose('<=', node.to)) | ||
|  |         .map(function (v) { | ||
|  |           return 'node ' + v | ||
|  |         }) | ||
|  |     } | ||
|  |   }, | ||
|  |   browser_range: { | ||
|  |     matches: ['browser', 'from', 'to'], | ||
|  |     regexp: /^(\w+)\s+([\d.]+)\s*-\s*([\d.]+)$/i, | ||
|  |     select: function (context, node) { | ||
|  |       var data = checkName(node.browser, context) | ||
|  |       var from = parseFloat(normalizeVersion(data, node.from) || node.from) | ||
|  |       var to = parseFloat(normalizeVersion(data, node.to) || node.to) | ||
|  |       function filter(v) { | ||
|  |         var parsed = parseFloat(v) | ||
|  |         return parsed >= from && parsed <= to | ||
|  |       } | ||
|  |       return data.released.filter(filter).map(nameMapper(data.name)) | ||
|  |     } | ||
|  |   }, | ||
|  |   electron_ray: { | ||
|  |     matches: ['sign', 'version'], | ||
|  |     regexp: /^electron\s*(>=?|<=?)\s*([\d.]+)$/i, | ||
|  |     select: function (context, node) { | ||
|  |       var versionToUse = normalizeElectron(node.version) | ||
|  |       return Object.keys(e2c) | ||
|  |         .filter(generateFilter(node.sign, versionToUse)) | ||
|  |         .map(function (i) { | ||
|  |           return 'chrome ' + e2c[i] | ||
|  |         }) | ||
|  |     } | ||
|  |   }, | ||
|  |   node_ray: { | ||
|  |     matches: ['sign', 'version'], | ||
|  |     regexp: /^node\s*(>=?|<=?)\s*([\d.]+)$/i, | ||
|  |     select: function (context, node) { | ||
|  |       return browserslist.nodeVersions | ||
|  |         .filter(generateSemverFilter(node.sign, node.version)) | ||
|  |         .map(function (v) { | ||
|  |           return 'node ' + v | ||
|  |         }) | ||
|  |     } | ||
|  |   }, | ||
|  |   browser_ray: { | ||
|  |     matches: ['browser', 'sign', 'version'], | ||
|  |     regexp: /^(\w+)\s*(>=?|<=?)\s*([\d.]+)$/, | ||
|  |     select: function (context, node) { | ||
|  |       var version = node.version | ||
|  |       var data = checkName(node.browser, context) | ||
|  |       var alias = browserslist.versionAliases[data.name][version] | ||
|  |       if (alias) version = alias | ||
|  |       return data.released | ||
|  |         .filter(generateFilter(node.sign, version)) | ||
|  |         .map(function (v) { | ||
|  |           return data.name + ' ' + v | ||
|  |         }) | ||
|  |     } | ||
|  |   }, | ||
|  |   firefox_esr: { | ||
|  |     matches: [], | ||
|  |     regexp: /^(firefox|ff|fx)\s+esr$/i, | ||
|  |     select: function () { | ||
|  |       return ['firefox 102'] | ||
|  |     } | ||
|  |   }, | ||
|  |   opera_mini_all: { | ||
|  |     matches: [], | ||
|  |     regexp: /(operamini|op_mini)\s+all/i, | ||
|  |     select: function () { | ||
|  |       return ['op_mini all'] | ||
|  |     } | ||
|  |   }, | ||
|  |   electron_version: { | ||
|  |     matches: ['version'], | ||
|  |     regexp: /^electron\s+([\d.]+)$/i, | ||
|  |     select: function (context, node) { | ||
|  |       var versionToUse = normalizeElectron(node.version) | ||
|  |       var chrome = e2c[versionToUse] | ||
|  |       if (!chrome) { | ||
|  |         throw new BrowserslistError( | ||
|  |           'Unknown version ' + node.version + ' of electron' | ||
|  |         ) | ||
|  |       } | ||
|  |       return ['chrome ' + chrome] | ||
|  |     } | ||
|  |   }, | ||
|  |   node_major_version: { | ||
|  |     matches: ['version'], | ||
|  |     regexp: /^node\s+(\d+)$/i, | ||
|  |     select: nodeQuery | ||
|  |   }, | ||
|  |   node_minor_version: { | ||
|  |     matches: ['version'], | ||
|  |     regexp: /^node\s+(\d+\.\d+)$/i, | ||
|  |     select: nodeQuery | ||
|  |   }, | ||
|  |   node_patch_version: { | ||
|  |     matches: ['version'], | ||
|  |     regexp: /^node\s+(\d+\.\d+\.\d+)$/i, | ||
|  |     select: nodeQuery | ||
|  |   }, | ||
|  |   current_node: { | ||
|  |     matches: [], | ||
|  |     regexp: /^current\s+node$/i, | ||
|  |     select: function (context) { | ||
|  |       return [env.currentNode(resolve, context)] | ||
|  |     } | ||
|  |   }, | ||
|  |   maintained_node: { | ||
|  |     matches: [], | ||
|  |     regexp: /^maintained\s+node\s+versions$/i, | ||
|  |     select: function (context) { | ||
|  |       var now = Date.now() | ||
|  |       var queries = Object.keys(jsEOL) | ||
|  |         .filter(function (key) { | ||
|  |           return ( | ||
|  |             now < Date.parse(jsEOL[key].end) && | ||
|  |             now > Date.parse(jsEOL[key].start) && | ||
|  |             isEolReleased(key) | ||
|  |           ) | ||
|  |         }) | ||
|  |         .map(function (key) { | ||
|  |           return 'node ' + key.slice(1) | ||
|  |         }) | ||
|  |       return resolve(queries, context) | ||
|  |     } | ||
|  |   }, | ||
|  |   phantomjs_1_9: { | ||
|  |     matches: [], | ||
|  |     regexp: /^phantomjs\s+1.9$/i, | ||
|  |     select: function () { | ||
|  |       return ['safari 5'] | ||
|  |     } | ||
|  |   }, | ||
|  |   phantomjs_2_1: { | ||
|  |     matches: [], | ||
|  |     regexp: /^phantomjs\s+2.1$/i, | ||
|  |     select: function () { | ||
|  |       return ['safari 6'] | ||
|  |     } | ||
|  |   }, | ||
|  |   browser_version: { | ||
|  |     matches: ['browser', 'version'], | ||
|  |     regexp: /^(\w+)\s+(tp|[\d.]+)$/i, | ||
|  |     select: function (context, node) { | ||
|  |       var version = node.version | ||
|  |       if (/^tp$/i.test(version)) version = 'TP' | ||
|  |       var data = checkName(node.browser, context) | ||
|  |       var alias = normalizeVersion(data, version) | ||
|  |       if (alias) { | ||
|  |         version = alias | ||
|  |       } else { | ||
|  |         if (version.indexOf('.') === -1) { | ||
|  |           alias = version + '.0' | ||
|  |         } else { | ||
|  |           alias = version.replace(/\.0$/, '') | ||
|  |         } | ||
|  |         alias = normalizeVersion(data, alias) | ||
|  |         if (alias) { | ||
|  |           version = alias | ||
|  |         } else if (context.ignoreUnknownVersions) { | ||
|  |           return [] | ||
|  |         } else { | ||
|  |           throw new BrowserslistError( | ||
|  |             'Unknown version ' + version + ' of ' + node.browser | ||
|  |           ) | ||
|  |         } | ||
|  |       } | ||
|  |       return [data.name + ' ' + version] | ||
|  |     } | ||
|  |   }, | ||
|  |   browserslist_config: { | ||
|  |     matches: [], | ||
|  |     regexp: /^browserslist config$/i, | ||
|  |     select: function (context) { | ||
|  |       return browserslist(undefined, context) | ||
|  |     } | ||
|  |   }, | ||
|  |   extends: { | ||
|  |     matches: ['config'], | ||
|  |     regexp: /^extends (.+)$/i, | ||
|  |     select: function (context, node) { | ||
|  |       return resolve(env.loadQueries(context, node.config), context) | ||
|  |     } | ||
|  |   }, | ||
|  |   defaults: { | ||
|  |     matches: [], | ||
|  |     regexp: /^defaults$/i, | ||
|  |     select: function (context) { | ||
|  |       return resolve(browserslist.defaults, context) | ||
|  |     } | ||
|  |   }, | ||
|  |   dead: { | ||
|  |     matches: [], | ||
|  |     regexp: /^dead$/i, | ||
|  |     select: function (context) { | ||
|  |       var dead = [ | ||
|  |         'Baidu >= 0', | ||
|  |         'ie <= 11', | ||
|  |         'ie_mob <= 11', | ||
|  |         'bb <= 10', | ||
|  |         'op_mob <= 12.1', | ||
|  |         'samsung 4' | ||
|  |       ] | ||
|  |       return resolve(dead, context) | ||
|  |     } | ||
|  |   }, | ||
|  |   unknown: { | ||
|  |     matches: [], | ||
|  |     regexp: /^(\w+)$/i, | ||
|  |     select: function (context, node) { | ||
|  |       if (byName(node.query, context)) { | ||
|  |         throw new BrowserslistError( | ||
|  |           'Specify versions in Browserslist query for browser ' + node.query | ||
|  |         ) | ||
|  |       } else { | ||
|  |         throw unknownQuery(node.query) | ||
|  |       } | ||
|  |     } | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | // Get and convert Can I Use data
 | ||
|  | 
 | ||
|  | ;(function () { | ||
|  |   for (var name in agents) { | ||
|  |     var browser = agents[name] | ||
|  |     browserslist.data[name] = { | ||
|  |       name: name, | ||
|  |       versions: normalize(agents[name].versions), | ||
|  |       released: normalize(agents[name].versions.slice(0, -3)), | ||
|  |       releaseDate: agents[name].release_date | ||
|  |     } | ||
|  |     fillUsage(browserslist.usage.global, name, browser.usage_global) | ||
|  | 
 | ||
|  |     browserslist.versionAliases[name] = {} | ||
|  |     for (var i = 0; i < browser.versions.length; i++) { | ||
|  |       var full = browser.versions[i] | ||
|  |       if (!full) continue | ||
|  | 
 | ||
|  |       if (full.indexOf('-') !== -1) { | ||
|  |         var interval = full.split('-') | ||
|  |         for (var j = 0; j < interval.length; j++) { | ||
|  |           browserslist.versionAliases[name][interval[j]] = full | ||
|  |         } | ||
|  |       } | ||
|  |     } | ||
|  |   } | ||
|  | 
 | ||
|  |   browserslist.versionAliases.op_mob['59'] = '58' | ||
|  | 
 | ||
|  |   browserslist.nodeVersions = jsReleases.map(function (release) { | ||
|  |     return release.version | ||
|  |   }) | ||
|  | })() | ||
|  | 
 | ||
|  | module.exports = browserslist |