refactor: replace micromatch with picomatch

hyperz111 · iiroj · commit 687fc9069a31 · 2026-03-14T11:47:21.000+02:00
diff --git a/.changeset/few-meteors-report.md b/.changeset/few-meteors-report.md
@@ -0,0 +1,5 @@
+---
+'lint-staged': minor
+---
+
+Replace `micromatch` with `picomatch` to reduce dependencies.
diff --git a/lib/generateTasks.js b/lib/generateTasks.js
@@ -1,6 +1,6 @@
 import path from 'node:path'
 
-import micromatch from 'micromatch'
+import picomatch from 'picomatch'
 
 import { createDebug } from './debug.js'
 import { normalizePath } from './normalizePath.js'
@@ -35,31 +35,23 @@ export const generateTasks = ({ config, cwd = process.cwd(), files, relative = f
       return !file.filepath.startsWith('..') && !path.isAbsolute(file.filepath)
     })
 
-    const matches = micromatch(
-      filteredFiles.map((file) => file.filepath),
-      pattern,
-      {
-        cwd,
-        dot: true,
-        // If the pattern doesn't look like a path, enable `matchBase` to
-        // match against filenames in every directory. This makes `*.js`
-        // match both `test.js` and `subdirectory/test.js`.
-        matchBase: !pattern.includes('/'),
-        posixSlashes: true,
-        strictBrackets: true,
-      }
-    )
+    const isMatch = picomatch(pattern, {
+      cwd,
+      dot: true,
+      // If the pattern doesn't look like a path, enable `matchBase` to
+      // match against filenames in every directory. This makes `*.js`
+      // match both `test.js` and `subdirectory/test.js`.
+      matchBase: !pattern.includes('/'),
+      posixSlashes: true,
+      strictBrackets: true,
+    })
 
-    const fileList = filteredFiles.flatMap((file) =>
-      matches.includes(file.filepath)
-        ? [
-            {
-              filepath: normalizePath(relative ? file.filepath : path.resolve(cwd, file.filepath)),
-              status: file.status,
-            },
-          ]
-        : []
-    )
+    const fileList = filteredFiles
+      .filter((file) => isMatch(file.filepath))
+      .map((file) => ({
+        filepath: normalizePath(relative ? file.filepath : path.resolve(cwd, file.filepath)),
+        status: file.status,
+      }))
 
     const task = { pattern, commands, fileList }
     debugLog('Generated task: \n%O', task)
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -50,7 +50,7 @@
   "dependencies": {
     "commander": "^14.0.3",
     "listr2": "^9.0.5",
-    "micromatch": "^4.0.8",
+    "picomatch": "^4.0.3",
     "string-argv": "^0.3.2",
     "tinyexec": "^1.0.4",
     "yaml": "^2.8.2"

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +---
 +'lint-staged': minor
 +---
++
 +Replace `micromatch` with `picomatch` to reduce dependencies.