123 lines
3.1 KiB
JavaScript
123 lines
3.1 KiB
JavaScript
let browserslist = require('browserslist')
|
|
|
|
function capitalize(str) {
|
|
return str.slice(0, 1).toUpperCase() + str.slice(1)
|
|
}
|
|
|
|
const NAMES = {
|
|
and_chr: 'Chrome for Android',
|
|
and_ff: 'Firefox for Android',
|
|
and_qq: 'QQ Browser',
|
|
and_uc: 'UC for Android',
|
|
baidu: 'Baidu Browser',
|
|
ie: 'IE',
|
|
ie_mob: 'IE Mobile',
|
|
ios_saf: 'iOS Safari',
|
|
kaios: 'KaiOS Browser',
|
|
op_mini: 'Opera Mini',
|
|
op_mob: 'Opera Mobile',
|
|
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
|
|
}
|