fix(fslib): allow symlinks in MountFS

.yarn/versions/757578fa.yml

@@ -0,0 +1,37 @@
+releases:
+  "@yarnpkg/builder": patch
+  "@yarnpkg/cli": patch
+  "@yarnpkg/core": patch
+  "@yarnpkg/doctor": patch
+  "@yarnpkg/extensions": patch
+  "@yarnpkg/fslib": minor
+  "@yarnpkg/libzip": patch
+  "@yarnpkg/nm": patch
+  "@yarnpkg/plugin-compat": patch
+  "@yarnpkg/plugin-constraints": patch
+  "@yarnpkg/plugin-dlx": patch
+  "@yarnpkg/plugin-essentials": patch
+  "@yarnpkg/plugin-exec": patch
+  "@yarnpkg/plugin-file": patch
+  "@yarnpkg/plugin-git": patch
+  "@yarnpkg/plugin-github": patch
+  "@yarnpkg/plugin-http": patch
+  "@yarnpkg/plugin-init": patch
+  "@yarnpkg/plugin-interactive-tools": patch
+  "@yarnpkg/plugin-link": patch
+  "@yarnpkg/plugin-nm": patch
+  "@yarnpkg/plugin-npm": patch
+  "@yarnpkg/plugin-npm-cli": patch
+  "@yarnpkg/plugin-pack": patch
+  "@yarnpkg/plugin-patch": patch
+  "@yarnpkg/plugin-pnp": patch
+  "@yarnpkg/plugin-pnpm": patch
+  "@yarnpkg/plugin-stage": patch
+  "@yarnpkg/plugin-typescript": patch
+  "@yarnpkg/plugin-version": patch
+  "@yarnpkg/plugin-workspace-tools": patch
+  "@yarnpkg/pnp": patch
+  "@yarnpkg/pnpify": patch
+  "@yarnpkg/sdks": patch
+  "@yarnpkg/shell": patch
+  vscode-zipfs: patch

packages/yarnpkg-fslib/sources/MountFS.ts

@@ -1013,7 +1013,7 @@ export class MountFS<MountedFS extends MountableFS> extends BasePortableFakeFS {
           continue;
 
         try {
-          if (this.typeCheck !== null && (this.baseFs.lstatSync(filePath).mode & constants.S_IFMT) !== this.typeCheck) {
+          if (this.typeCheck !== null && (this.baseFs.statSync(filePath).mode & constants.S_IFMT) !== this.typeCheck) {
             this.notMount.add(filePath);
             continue;
           }