Urara-Blog/node_modules/.pnpm-store/v3/files/61/6a48982094ce94f4be7099b2f8863e7cf04d4f161b16dcdfbc0bf596250fa782468ee9c021ce67c5ec6c25b862cbb2838a072200a922ea3545436e6f517c3d
2022-08-14 01:14:53 +08:00

204 lines
4.9 KiB
Text

import selectorParser from 'postcss-selector-parser'
import escapeCommas from './escapeCommas'
import { withAlphaValue } from './withAlphaVariable'
import {
normalize,
length,
number,
percentage,
url,
color as validateColor,
genericName,
familyName,
image,
absoluteSize,
relativeSize,
position,
lineWidth,
shadow,
} from './dataTypes'
import negateValue from './negateValue'
export function updateAllClasses(selectors, updateClass) {
let parser = selectorParser((selectors) => {
selectors.walkClasses((sel) => {
let updatedClass = updateClass(sel.value)
sel.value = updatedClass
if (sel.raws && sel.raws.value) {
sel.raws.value = escapeCommas(sel.raws.value)
}
})
})
let result = parser.processSync(selectors)
return result
}
function resolveArbitraryValue(modifier, validate) {
if (!isArbitraryValue(modifier)) {
return undefined
}
let value = modifier.slice(1, -1)
if (!validate(value)) {
return undefined
}
return normalize(value)
}
function asNegativeValue(modifier, lookup = {}, validate) {
let positiveValue = lookup[modifier]
if (positiveValue !== undefined) {
return negateValue(positiveValue)
}
if (isArbitraryValue(modifier)) {
let resolved = resolveArbitraryValue(modifier, validate)
if (resolved === undefined) {
return undefined
}
return negateValue(resolved)
}
}
export function asValue(modifier, options = {}, { validate = () => true } = {}) {
let value = options.values?.[modifier]
if (value !== undefined) {
return value
}
if (options.supportsNegativeValues && modifier.startsWith('-')) {
return asNegativeValue(modifier.slice(1), options.values, validate)
}
return resolveArbitraryValue(modifier, validate)
}
function isArbitraryValue(input) {
return input.startsWith('[') && input.endsWith(']')
}
function splitAlpha(modifier) {
let slashIdx = modifier.lastIndexOf('/')
if (slashIdx === -1 || slashIdx === modifier.length - 1) {
return [modifier]
}
return [modifier.slice(0, slashIdx), modifier.slice(slashIdx + 1)]
}
export function parseColorFormat(value) {
if (typeof value === 'string' && value.includes('<alpha-value>')) {
let oldValue = value
return ({ opacityValue = 1 }) => oldValue.replace('<alpha-value>', opacityValue)
}
return value
}
export function asColor(modifier, options = {}, { tailwindConfig = {} } = {}) {
if (options.values?.[modifier] !== undefined) {
return parseColorFormat(options.values?.[modifier])
}
let [color, alpha] = splitAlpha(modifier)
if (alpha !== undefined) {
let normalizedColor =
options.values?.[color] ?? (isArbitraryValue(color) ? color.slice(1, -1) : undefined)
if (normalizedColor === undefined) {
return undefined
}
normalizedColor = parseColorFormat(normalizedColor)
if (isArbitraryValue(alpha)) {
return withAlphaValue(normalizedColor, alpha.slice(1, -1))
}
if (tailwindConfig.theme?.opacity?.[alpha] === undefined) {
return undefined
}
return withAlphaValue(normalizedColor, tailwindConfig.theme.opacity[alpha])
}
return asValue(modifier, options, { validate: validateColor })
}
export function asLookupValue(modifier, options = {}) {
return options.values?.[modifier]
}
function guess(validate) {
return (modifier, options) => {
return asValue(modifier, options, { validate })
}
}
let typeMap = {
any: asValue,
color: asColor,
url: guess(url),
image: guess(image),
length: guess(length),
percentage: guess(percentage),
position: guess(position),
lookup: asLookupValue,
'generic-name': guess(genericName),
'family-name': guess(familyName),
number: guess(number),
'line-width': guess(lineWidth),
'absolute-size': guess(absoluteSize),
'relative-size': guess(relativeSize),
shadow: guess(shadow),
}
let supportedTypes = Object.keys(typeMap)
function splitAtFirst(input, delim) {
let idx = input.indexOf(delim)
if (idx === -1) return [undefined, input]
return [input.slice(0, idx), input.slice(idx + 1)]
}
export function coerceValue(types, modifier, options, tailwindConfig) {
if (isArbitraryValue(modifier)) {
let arbitraryValue = modifier.slice(1, -1)
let [explicitType, value] = splitAtFirst(arbitraryValue, ':')
// It could be that this resolves to `url(https` which is not a valid
// identifier. We currently only support "simple" words with dashes or
// underscores. E.g.: family-name
if (!/^[\w-_]+$/g.test(explicitType)) {
value = arbitraryValue
}
//
else if (explicitType !== undefined && !supportedTypes.includes(explicitType)) {
return []
}
if (value.length > 0 && supportedTypes.includes(explicitType)) {
return [asValue(`[${value}]`, options), explicitType]
}
}
// Find first matching type
for (let type of [].concat(types)) {
let result = typeMap[type](modifier, options, { tailwindConfig })
if (result !== undefined) return [result, type]
}
return []
}