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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' var OP_MOB_BLINK_FIRST = 14 // 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 parseLatestFloat(v) > version } } else if (sign === '>=') { return function (v) { return parseLatestFloat(v) >= version } } else if (sign === '<') { return function (v) { return parseFloat(v) < version } } else { return function (v) { return parseFloat(v) <= version } } function parseLatestFloat(v) { return parseFloat(v.split('-')[1] \|\| v) } } 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 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 return cloned } } return browserslist.data[name] } function normalizeAndroidVersions(androidVersions, chromeVersions) { var iFirstEvergreen = chromeVersions.indexOf(ANDROID_EVERGREEN_FIRST) return androidVersions .filter(function (version) { return /^(?:[2-4]\.\|[34]$)/.test(version) }) .concat(chromeVersions.slice(iFirstEvergreen)) } function copyObject(obj) { var copy = {} for (var key in obj) { copy[key] = obj[key] } return copy } function normalizeAndroidData(android, chrome) { android.released = normalizeAndroidVersions(android.released, chrome.released) android.versions = normalizeAndroidVersions(android.versions, chrome.versions) android.releaseDate = copyObject(android.releaseDate) android.released.forEach(function (v) { if (android.releaseDate[v] === undefined) { android.releaseDate[v] = chrome.releaseDate[v] } }) 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.' ) } // Adjusts last X versions queries for some mobile browsers, // where caniuse data jumps from a legacy version to the latest function filterJumps(list, name, nVersions, context) { var jump = 1 switch (name) { case 'android': if (context.mobileToDesktop) return list var released = browserslist.data.chrome.released jump = released.length - released.indexOf(ANDROID_EVERGREEN_FIRST) break case 'op_mob': var latest = browserslist.data.op_mob.released.slice(-1)[0] jump = getMajor(latest) - OP_MOB_BLINK_FIRST + 1 break default: return list } if (nVersions <= jump) { return list.slice(-1) } return list.slice(jump - 1 - nVersions) } function isSupported(flags, withPartial) { return ( typeof flags === 'string' && (flags.indexOf('y') >= 0 \|\| (withPartial && flags.indexOf('a') >= 0)) ) } 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 (!env.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 // Note op_mob is not included as its chromium versions are not in sync with Opera desktop browserslist.desktopNames = { and_chr: 'chrome', and_ff: 'firefox', ie_mob: 'ie', 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)) list = filterJumps(list, data.name, node.versions, context) return selected.concat(list) }, []) } }, last_versions: { matches: ['versions'], regexp: /^last\s+(\d+)\s+versions?$/i, select: function (context, node) { return Object.keys(agents).reduce(function (selected, name) { var data = byName(name, context) if (!data) return selected var list = data.released.slice(-node.versions) list = list.map(nameMapper(data.name)) list = filterJumps(list, data.name, node.versions, context) return selected.concat(list) }, []) } }, last_electron_major_versions: { matches: ['versions'], regexp: /^last\s+(\d+)\s+electron\s+major\s+versions?$/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)) list = filterJumps(list, data.name, 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?$/i, select: function (context, node) { var data = checkName(node.browser, context) var list = data.released.slice(-node.versions).map(nameMapper(data.name)) list = filterJumps(list, data.name, node.versions, context) return list } }, unreleased_versions: { matches: [], regexp: /^unreleased\s+versions$/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: ['supportType', 'feature'], regexp: /^(?:(fully\|partially)\s+)?supports\s+([\w-]+)$/, select: function (context, node) { env.loadFeature(browserslist.cache, node.feature) var withPartial = node.supportType !== 'fully' var features = browserslist.cache[node.feature] var result = [] for (var name in features) { var data = byName(name, context) // Only check desktop when latest released mobile has support var iMax = data.released.length - 1 while (iMax >= 0) { if (data.released[iMax] in features[name]) break iMax-- } var checkDesktop = context.mobileToDesktop && name in browserslist.desktopNames && isSupported(features[name][data.released[iMax]], withPartial) data.versions.forEach(function (version) { var flags = features[name][version] if (flags === undefined && checkDesktop) { flags = features[browserslist.desktopNames[name]][version] } if (isSupported(flags, withPartial)) { result.push(name + ' ' + version) } }) } return result } }, electron_range: { matches: ['from', 'to'], regexp: /^electron\s+([\d.]+)\s-\s([\d.]+)$/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 115', 'firefox 128'] } }, 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.nodeVersions = jsReleases.map(function (release) { return release.version }) })() module.exports = browserslist

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