strip leading ./ from ignore patterns

fix: #570
isaacs · Mar 28, 2024 · e775a78 · e775a78
1 parent 7e927b2
commit e775a78
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diff --git a/src/ignore.ts b/src/ignore.ts
@@ -76,6 +76,12 @@ export class Ignore implements IgnoreLike {
         if (!parsed || !globParts) {
           throw new Error('invalid pattern object')
         }
+        // strip off leading ./ portions
+        // https://github.com/isaacs/node-glob/issues/570
+        while (parsed[0] === '.' && globParts[0] === '.') {
+          parsed.shift()
+          globParts.shift()
+        }
         /* c8 ignore stop */
         const p = new Pattern(parsed, globParts, 0, platform)
         const m = new Minimatch(p.globString(), mmopts)

diff --git a/test/ignore.ts b/test/ignore.ts
@@ -21,6 +21,7 @@ type Case = [
   expect: string[],
   optOrCwd?: GlobOptions | string | undefined
 ]
+
 const cases: Case[] = [
   [
     '*',
@@ -336,6 +337,18 @@ const cases: Case[] = [
     (process.cwd() + '/a/x/**').split(sep).join('/'),
     j(['a/z/.y/b']),
   ],
+  [
+    './*',
+    '{./,c}b',
+    j(['abcdef', 'abcfed', 'bc', 'c', 'symlink', 'x', 'z']),
+    'a',
+  ],
+  [
+    './*',
+    './c/../b',
+    j(['abcdef', 'abcfed', 'bc', 'c', 'cb', 'symlink', 'x', 'z']),
+    'a',
+  ],
 ]
 
 for (const c of cases) {