Merge pull request #1673 from lihbr/fix/purge-enabled-false-eval-to-true

Fix `purgeEnabled` evaluating to true when `config.purge.enabled` is false

__tests__/purgeUnusedStyles.test.js

@@ -149,6 +149,30 @@ test('does not purge if the array is empty', () => {
  })
 })
 
+test('does not purge if explicitly disabled', () => {
+ const OLD_NODE_ENV = process.env.NODE_ENV
+ process.env.NODE_ENV = 'production'
+ const inputPath = path.resolve(`${__dirname}/fixtures/tailwind-input.css`)
+ const input = fs.readFileSync(inputPath, 'utf8')
+
+ return postcss([
+ tailwind({
+ ...defaultConfig,
+ purge: { enabled: false },
+ }),
+ ])
+ .process(input, { from: inputPath })
+ .then(result => {
+ process.env.NODE_ENV = OLD_NODE_ENV
+ const expected = fs.readFileSync(
+ path.resolve(`${__dirname}/fixtures/tailwind-output.css`),
+ 'utf8'
+ )
+
+ expect(result.css).toBe(expected)
+ })
+})
+
 test('purges outside of production if explicitly enabled', () => {
  const OLD_NODE_ENV = process.env.NODE_ENV
  process.env.NODE_ENV = 'development'

src/lib/purgeUnusedStyles.js

@@ -20,9 +20,11 @@ function removeTailwindComments(css) {
 }
 
 export default function purgeUnusedUtilities(config) {
- const purgeEnabled =
- _.get(config, 'purge.enabled', false) === true ||
- (config.purge !== undefined && process.env.NODE_ENV === 'production')
+ const purgeEnabled = _.get(
+ config,
+ 'purge.enabled',
+ config.purge !== undefined && process.env.NODE_ENV === 'production'
+ )
 
  if (!purgeEnabled) {
  return removeTailwindComments