75 lines
1.9 KiB
JavaScript
75 lines
1.9 KiB
JavaScript
import _ from 'lodash'
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import chalk from 'chalk'
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import log from './util/log'
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const featureFlags = {
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future: ['removeDeprecatedGapUtilities'],
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experimental: [
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'uniformColorPalette',
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'extendedSpacingScale',
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'defaultLineHeights',
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'extendedFontSizeScale',
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'applyComplexClasses',
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],
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}
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export function flagEnabled(config, flag) {
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if (featureFlags.future.includes(flag)) {
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return config.future === 'all' || _.get(config, ['future', flag], false)
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}
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if (featureFlags.experimental.includes(flag)) {
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return config.experimental === 'all' || _.get(config, ['experimental', flag], false)
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}
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return false
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}
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function experimentalFlagsEnabled(config) {
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if (config.experimental === 'all') {
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return featureFlags.experimental
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}
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return Object.keys(_.get(config, 'experimental', {})).filter(
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flag => featureFlags.experimental.includes(flag) && config.experimental[flag]
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)
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}
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function futureFlagsAvailable(config) {
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if (config.future === 'all') {
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return []
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}
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return featureFlags.future.filter(flag => !_.has(config, ['future', flag]))
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}
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export function issueFlagNotices(config) {
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if (process.env.JEST_WORKER_ID !== undefined) {
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return
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}
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if (experimentalFlagsEnabled(config).length > 0) {
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const changes = experimentalFlagsEnabled(config)
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.map(s => chalk.yellow(s))
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.join(', ')
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log.warn([
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`You have enabled experimental features: ${changes}`,
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'Experimental features are not covered by semver, may introduce breaking changes, and can change at any time.',
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])
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}
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if (futureFlagsAvailable(config).length > 0) {
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const changes = futureFlagsAvailable(config)
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.map(s => chalk.magenta(s))
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.join(', ')
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log.risk([
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`There are upcoming breaking changes: ${changes}`,
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'We highly recommend opting-in to these changes now to simplify upgrading Tailwind in the future.',
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'https://tailwindcss.com/docs/upcoming-changes',
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])
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}
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}
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export default featureFlags
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