62 lines
1.4 KiB
JavaScript
62 lines
1.4 KiB
JavaScript
let OldValue = require('../old-value')
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let Value = require('../value')
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function regexp(name) {
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return new RegExp(`(^|[\\s,(])(${name}($|[\\s),]))`, 'gi')
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}
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class Intrinsic extends Value {
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add(decl, prefix) {
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if (decl.prop.includes('grid') && prefix !== '-webkit-') {
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return undefined
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}
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return super.add(decl, prefix)
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}
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isStretch() {
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return (
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this.name === 'stretch' ||
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this.name === 'fill' ||
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this.name === 'fill-available'
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)
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}
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old(prefix) {
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let prefixed = prefix + this.name
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if (this.isStretch()) {
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if (prefix === '-moz-') {
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prefixed = '-moz-available'
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} else if (prefix === '-webkit-') {
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prefixed = '-webkit-fill-available'
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}
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}
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return new OldValue(this.name, prefixed, prefixed, regexp(prefixed))
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}
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regexp() {
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if (!this.regexpCache) this.regexpCache = regexp(this.name)
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return this.regexpCache
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}
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replace(string, prefix) {
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if (prefix === '-moz-' && this.isStretch()) {
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return string.replace(this.regexp(), '$1-moz-available$3')
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}
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if (prefix === '-webkit-' && this.isStretch()) {
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return string.replace(this.regexp(), '$1-webkit-fill-available$3')
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}
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return super.replace(string, prefix)
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}
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}
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Intrinsic.names = [
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'max-content',
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'min-content',
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'fit-content',
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'fill',
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'fill-available',
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'stretch'
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]
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module.exports = Intrinsic
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