feat: only enable prettier/prettier rule for `eslint-plugin-prettie…

…r` `<5.1.2` (#497)

.changeset/fifty-windows-sin.md

@@ -0,0 +1,5 @@
+---
+"eslint-plugin-mdx": minor
+---
+
+feat: only enable `prettier/prettier` rule for `eslint-plugin-prettier` `<5.1.2`

.github/workflows/ci.yml

@@ -34,7 +34,6 @@ jobs:
         run: |
           yarn lint
           yarn test
-        continue-on-error: ${{ matrix.os == 'windows-latest' }}
         env:
           EFF_NO_LINK_RULES: true
           PARSER_NO_WATCH: true

packages/eslint-plugin-mdx/src/configs/recommended.ts

@@ -1,4 +1,7 @@
-import type { Linter } from 'eslint'
+import { createRequire } from 'node:module'
+import path from 'node:path'
+
+import type { ESLint, Linter } from 'eslint'
 
 import { base } from './base'
 
@@ -18,31 +21,75 @@ export const recommended: Linter.Config = {
   overrides,
 }
 
-try {
-  require.resolve('prettier')
-  require.resolve('eslint-plugin-prettier')
-  overrides.push(
-    {
-      files: '*.md',
-      rules: {
-        'prettier/prettier': [
-          'error',
-          {
-            parser: 'markdown',
-          },
-        ],
+/* istanbul ignore next */
+// hack to bypass syntax error for commonjs
+const getImportMetaUrl = () => {
+  try {
+    // eslint-disable-next-line @typescript-eslint/no-implied-eval, no-new-func
+    return new Function('return import.meta.url')() as string
+  } catch {
+    // if `--experimental-vm-modules` is not enabled, the following error would be thrown:
+    // `SyntaxError: Cannot use 'import.meta' outside a module`,
+    // then we fallback to `process.cwd()` resolution which could fail actually,
+    // but we're only trying to resolve `prettier` and `eslint-plugin-prettier` dependencies,
+    // it would be fine enough
+    return path.resolve(process.cwd(), '__test__.js')
+  }
+}
+
+/* istanbul ignore next */
+const cjsRequire =
+  typeof require === 'undefined' ? createRequire(getImportMetaUrl()) : require
+
+const addPrettierRules = () => {
+  try {
+    cjsRequire.resolve('prettier')
+
+    const { meta } = cjsRequire('eslint-plugin-prettier') as ESLint.Plugin
+
+    /* istanbul ignore next */
+    const version = meta?.version || ''
+
+    /**
+     * @see https://github.com/prettier/eslint-plugin-prettier/releases/tag/v5.1.2
+     */
+    const [major, minor, patch] = version.split('.')
+
+    /* istanbul ignore if -- We're using `eslint-plugin-prettier@4.2.1` for now */
+    if (
+      /* istanbul ignore next */
+      +major > 5 ||
+      (+major === 5 &&
+        (+minor > 1 || (+minor === 1 && Number.parseInt(patch) >= 2)))
+    ) {
+      return
+    }
+
+    overrides.push(
+      {
+        files: '*.md',
+        rules: {
+          'prettier/prettier': [
+            'error',
+            {
+              parser: 'markdown',
+            },
+          ],
+        },
       },
-    },
-    {
-      files: '*.mdx',
-      rules: {
-        'prettier/prettier': [
-          'error',
-          {
-            parser: 'mdx',
-          },
-        ],
+      {
+        files: '*.mdx',
+        rules: {
+          'prettier/prettier': [
+            'error',
+            {
+              parser: 'mdx',
+            },
+          ],
+        },
       },
-    },
-  )
-} catch {}
+    )
+  } catch {}
+}
+
+addPrettierRules()