fix: import cache

src/req.js

@@ -16,7 +16,7 @@ async function req(name, rootFile = __filename) {
   let url = createRequire(rootFile).resolve(name)
 
   try {
-    return (await import(pathToFileURL(url).href)).default
+    return (await import(`${pathToFileURL(url)}?t=${Date.now()}`)).default
   } catch (err) {
     if (!TS_EXT_RE.test(url)) {
       /* c8 ignore start */

test/import.test.js

@@ -0,0 +1,20 @@
+const { describe, test } = require('node:test')
+const { equal } = require('node:assert')
+const { writeFileSync } = require('node:fs')
+const postcssrc = require('../src/index.js')
+
+describe('.postcss.config.js Load Config', () => {
+  test('.postcss.config.js config update cache', () => {
+
+    return postcssrc({}, 'test').then(config => {
+      let { file, options } = config
+      equal(options.map, false)
+      writeFileSync(file, `export default ${JSON.stringify({ map: true })}`)
+      postcssrc({}, 'test').then(({ options: newOptions }) => {
+        equal(newOptions.map, true)
+      }).finally(() => {
+        writeFileSync(file, `export default ${JSON.stringify({ map: false })}`)
+      })
+    })
+  })
+})

test/postcss.config.mjs

@@ -0,0 +1 @@
+export default {"map":false}

test/rc.test.js

@@ -54,3 +54,12 @@ test('.postcssrc - {Object} - Process SSS', () => {
       })
   })
 })
+
+describe('Load Config Error', () => {
+  test('no config found error', () => {
+    return postcssrc({}, 'ghostDir')
+    .catch(error => {
+      equal(error.message.startsWith("No PostCSS Config found in:"), true)
+    })
+  })
+})