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')
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var path = require('path')
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var e2c = require('electron-to-chromium/versions')
|
|
var BrowserslistError = require('./error')
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var parse = require('./parse')
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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 (!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
|
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
|
