fix(fs): permit square brackets [] in file paths (#21625)

Co-authored-by: Sebastian Poxhofer <[email protected]>
renovatebot · Apr 21, 2023 · b853af2 · b853af2
1 parent d6b5679
commit b853af2
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/lib/util/fs/util.spec.ts b/lib/util/fs/util.spec.ts
@@ -73,6 +73,7 @@ describe('util/fs/util', () => {
     ${'/foo'}           | ${false}
     ${'&&'}             | ${false}
     ${';'}              | ${true}
+    ${'./[foo]/bar'}    | ${true}
   `('isValidPath($value) == $expected', ({ value, expected }) => {
     expect(isValidPath(value, 'cacheDir')).toBe(expected);
   });

diff --git a/lib/util/fs/util.ts b/lib/util/fs/util.ts
@@ -5,7 +5,7 @@ import { logger } from '../../logger';
 
 // http://www.mtu.edu/umc/services/digital/writing/characters-avoid/
 // We allow spaces, but not newlines
-const restricted = /[[\]#%&<>*?\b\n\r\0!'"|‘“^`]/;
+const restricted = /[#%&<>*?\b\n\r\0!'"|‘“^`]/;
 
 function assertBaseDir(path: string, baseDir: string): void {
   if (!path.startsWith(baseDir)) {