[utils] [patch] Fix @babel/eslint-parser 8 compatibility

Author: nicolo-ribaudo

utils/CHANGELOG.md

@@ -5,10 +5,13 @@ This change log adheres to standards from [Keep a CHANGELOG](https://keepachange
 
 ## Unreleased
 
+### Fixed
+- [patch] Fix `@babel/eslint-parser` 8 compatibility ([#2343], thanks [@nicolo-ribaudo])
+
 ## v2.7.1 - 2021-10-13
 
 ### Fixed
- - fixed SyntaxError in node <= 6: Unexpected token ) in parse.js ([#2261], thanks [@VitusFW])
+- fixed SyntaxError in node <= 6: Unexpected token ) in parse.js ([#2261], thanks [@VitusFW])
 
 ## v2.7.0 - 2021-10-11
 
@@ -102,6 +105,7 @@ Yanked due to critical issue with cache key resulting from #839.
 ### Fixed
 - `unambiguous.test()` regex is now properly in multiline mode
 
+[#2343]: https://github.com/import-js/eslint-plugin-import/pull/2343
 [#2261]: https://github.com/import-js/eslint-plugin-import/pull/2261
 [#2212]: https://github.com/import-js/eslint-plugin-import/pull/2212
 [#2160]: https://github.com/import-js/eslint-plugin-import/pull/2160
@@ -138,6 +142,7 @@ Yanked due to critical issue with cache key resulting from #839.
 [@manuth]: https://github.com/manuth
 [@maxkomarychev]: https://github.com/maxkomarychev
 [@mgwalker]: https://github.com/mgwalker
+[@nicolo-ribaudo]: https://github.com/nicolo-ribaudo
 [@pmcelhaney]: https://github.com/pmcelhaney
 [@sergei-startsev]: https://github.com/sergei-startsev
 [@sompylasar]: https://github.com/sompylasar

utils/parse.js

@@ -7,34 +7,27 @@ const fs = require('fs');
 
 const log = require('debug')('eslint-plugin-import:parse');
 
-function getBabelVisitorKeys(parserPath) {
+function getBabelEslintVisitorKeys(parserPath) {
   if (parserPath.endsWith('index.js')) {
     const hypotheticalLocation = parserPath.replace('index.js', 'visitor-keys.js');
     if (fs.existsSync(hypotheticalLocation)) {
       const keys = moduleRequire(hypotheticalLocation);
       return keys.default || keys;
     }
-  } else if (parserPath.endsWith('index.cjs')) {
-    const hypotheticalLocation = parserPath.replace('index.cjs', 'worker/ast-info.cjs');
-    if (fs.existsSync(hypotheticalLocation)) {
-      const astInfo = moduleRequire(hypotheticalLocation);
-      return astInfo.getVisitorKeys();
-    }
   }
   return null;
 }
 
 function keysFromParser(parserPath, parserInstance, parsedResult) {
+  // Exposed by @typescript-eslint/parser and @babel/eslint-parser
+  if (parsedResult && parsedResult.visitorKeys) {
+    return parsedResult.visitorKeys;
+  }
   if (/.*espree.*/.test(parserPath)) {
     return parserInstance.VisitorKeys;
   }
-  if (/.*(babel-eslint|@babel\/eslint-parser).*/.test(parserPath)) {
-    return getBabelVisitorKeys(parserPath);
-  }
-  if (/.*@typescript-eslint\/parser/.test(parserPath)) {
-    if (parsedResult) {
-      return parsedResult.visitorKeys;
-    }
+  if (/.*babel-eslint.*/.test(parserPath)) {
+    return getBabelEslintVisitorKeys(parserPath);
   }
   return null;
 }