shift73k/assets_old/node_modules/autoprefixer/lib/info.js

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let browserslist = require('browserslist')
function capitalize (str) {
return str.slice(0, 1).toUpperCase() + str.slice(1)
}
const NAMES = {
ie: 'IE',
ie_mob: 'IE Mobile',
ios_saf: 'iOS Safari',
op_mini: 'Opera Mini',
op_mob: 'Opera Mobile',
and_chr: 'Chrome for Android',
and_ff: 'Firefox for Android',
and_uc: 'UC for Android',
and_qq: 'QQ Browser',
kaios: 'KaiOS Browser',
baidu: 'Baidu Browser',
samsung: 'Samsung Internet'
}
function prefix (name, prefixes, note) {
let out = ` ${name}`
if (note) out += ' *'
out += ': '
out += prefixes.map(i => i.replace(/^-(.*)-$/g, '$1')).join(', ')
out += '\n'
return out
}
module.exports = function (prefixes) {
if (prefixes.browsers.selected.length === 0) {
return 'No browsers selected'
}
let versions = {}
for (let browser of prefixes.browsers.selected) {
let parts = browser.split(' ')
let name = parts[0]
let version = parts[1]
name = NAMES[name] || capitalize(name)
if (versions[name]) {
versions[name].push(version)
} else {
versions[name] = [version]
}
}
let out = 'Browsers:\n'
for (let browser in versions) {
let list = versions[browser]
list = list.sort((a, b) => parseFloat(b) - parseFloat(a))
out += ` ${browser}: ${list.join(', ')}\n`
}
let coverage = browserslist.coverage(prefixes.browsers.selected)
let round = Math.round(coverage * 100) / 100.0
out += `\nThese browsers account for ${round}% of all users globally\n`
let atrules = []
for (let name in prefixes.add) {
let data = prefixes.add[name]
if (name[0] === '@' && data.prefixes) {
atrules.push(prefix(name, data.prefixes))
}
}
if (atrules.length > 0) {
out += `\nAt-Rules:\n${atrules.sort().join('')}`
}
let selectors = []
for (let selector of prefixes.add.selectors) {
if (selector.prefixes) {
selectors.push(prefix(selector.name, selector.prefixes))
}
}
if (selectors.length > 0) {
out += `\nSelectors:\n${selectors.sort().join('')}`
}
let values = []
let props = []
let hadGrid = false
for (let name in prefixes.add) {
let data = prefixes.add[name]
if (name[0] !== '@' && data.prefixes) {
let grid = name.indexOf('grid-') === 0
if (grid) hadGrid = true
props.push(prefix(name, data.prefixes, grid))
}
if (!Array.isArray(data.values)) {
continue
}
for (let value of data.values) {
let grid = value.name.includes('grid')
if (grid) hadGrid = true
let string = prefix(value.name, value.prefixes, grid)
if (!values.includes(string)) {
values.push(string)
}
}
}
if (props.length > 0) {
out += `\nProperties:\n${props.sort().join('')}`
}
if (values.length > 0) {
out += `\nValues:\n${values.sort().join('')}`
}
if (hadGrid) {
out += '\n* - Prefixes will be added only on grid: true option.\n'
}
if (!atrules.length && !selectors.length && !props.length && !values.length) {
out +=
"\nAwesome! Your browsers don't require any vendor prefixes." +
'\nNow you can remove Autoprefixer from build steps.'
}
return out
}