[core] Add no-relative-packages

.eslintrc.js

@@ -242,8 +242,6 @@ module.exports = /** @type {Config} */ ({
 
     // We re-export default in many places, remove when https://github.com/airbnb/javascript/issues/2500 gets resolved
     'no-restricted-exports': 'off',
-    // Some of these occurences are deliberate and fixing them will break things in repos that use @monorepo dependency
-    'import/no-relative-packages': 'off',
     // Avoid accidental auto-"fixes" https://github.com/jsx-eslint/eslint-plugin-react/issues/3458
     'react/no-invalid-html-attribute': 'off',
 
@@ -529,5 +527,11 @@ module.exports = /** @type {Config} */ ({
         'react/react-in-jsx-scope': 'off',
       },
     },
+    {
+      files: ['apps/**/*'],
+      rules: {
+        'import/no-relative-packages': 'off',
+      }
+    }
   ],
 });

dangerFileContent.ts

@@ -1,7 +1,8 @@
 import { exec } from 'child_process';
 import type * as dangerModule from 'danger';
+import replaceUrl from '@mui-internal/api-docs-builder/utils/replaceUrl';
+// eslint-disable-next-line import/no-relative-packages
 import { loadComparison } from './scripts/sizeSnapshot';
-import replaceUrl from './packages/api-docs-builder/utils/replaceUrl';
 
 declare const danger: (typeof dangerModule)['danger'];
 declare const markdown: (typeof dangerModule)['markdown'];

docs/scripts/updateIconSynonyms.js

@@ -4,6 +4,7 @@ import fetch from 'cross-fetch';
 import fse from 'fs-extra';
 import * as mui from '@mui/icons-material';
 import synonyms from 'docs/data/material/components/material-icons/synonyms';
+// eslint-disable-next-line import/no-relative-packages
 import myDestRewriter from '../../packages/mui-icons-material/renameFilters/material-design-icons';
 
 function not(a, b) {

packages/rsc-builder/buildRsc.ts

@@ -1,8 +1,8 @@
 import path from 'path';
 import * as yargs from 'yargs';
 import * as fse from 'fs-extra';
-import findComponents from '../api-docs-builder/utils/findComponents';
-import findHooks from '../api-docs-builder/utils/findHooks';
+import findComponents from '@mui-internal/api-docs-builder/utils/findComponents';
+import findHooks from '@mui-internal/api-docs-builder/utils/findHooks';
 
 type CommandOptions = { grep?: string };