refactor(grep): replace glob dependency with fs.readdirSync

- Add findFileRecursive function using native Node.js fs API
- Remove glob package from dependencies
- Add unit tests for findFileRecursive

🤖 GENERATED WITH ASSISTANCE OF [OhMyOpenCode](https://github.com/code-yeongyu/oh-my-opencode)

bun.lock

@@ -10,7 +10,6 @@
         "@code-yeongyu/comment-checker": "^0.5.0",
         "@openauthjs/openauth": "^0.4.3",
         "@opencode-ai/plugin": "^1.0.150",
-        "glob": "^13.0.0",
         "hono": "^4.10.4",
         "picomatch": "^4.0.2",
         "xdg-basedir": "^5.1.0",
@@ -71,10 +70,6 @@
 
     "@code-yeongyu/comment-checker": ["@code-yeongyu/comment-checker@0.5.0", "", { "os": [ "linux", "win32", "darwin", ], "cpu": [ "x64", "arm64", ], "bin": { "comment-checker": "bin/comment-checker" } }, "sha512-rKD2qQnTVUacsVQtpu3I5Sxi09X/XpOwS9fcmbUv1yfUL6llraaPuLmmxMBMRcmm7Zu31yEPVKCeUkVODfRL1g=="],
 
-    "@isaacs/balanced-match": ["@isaacs/balanced-match@4.0.1", "", {}, "sha512-yzMTt9lEb8Gv7zRioUilSglI0c0smZ9k5D65677DLWLtWJaXIS3CqcGyUFByYKlnUj6TkjLVs54fBl6+TiGQDQ=="],
-
-    "@isaacs/brace-expansion": ["@isaacs/brace-expansion@5.0.0", "", { "dependencies": { "@isaacs/balanced-match": "^4.0.1" } }, "sha512-ZT55BDLV0yv0RBm2czMiZ+SqCGO7AvmOM3G/w2xhVPH+te0aKgFjmBvGlL1dH+ql2tgGO3MVrbb3jCKyvpgnxA=="],
-
     "@openauthjs/openauth": ["@openauthjs/openauth@0.4.3", "", { "dependencies": { "@standard-schema/spec": "1.0.0-beta.3", "aws4fetch": "1.0.20", "jose": "5.9.6" }, "peerDependencies": { "arctic": "^2.2.2", "hono": "^4.0.0" } }, "sha512-RlnjqvHzqcbFVymEwhlUEuac4utA5h4nhSK/i2szZuQmxTIqbGUxZ+nM+avM+VV4Ing+/ZaNLKILoXS3yrkOOw=="],
 
     "@opencode-ai/plugin": ["@opencode-ai/plugin@1.0.150", "", { "dependencies": { "@opencode-ai/sdk": "1.0.150", "zod": "4.1.8" } }, "sha512-XmY3yydk120GBv2KeLxSZlElFx4Zx9TYLa3bS9X1TxXot42UeoMLEi3Xa46yboYnWwp4bC9Fu+Gd1E7hypG8Jw=="],
@@ -129,22 +124,12 @@
 
     "detect-libc": ["detect-libc@2.1.2", "", {}, "sha512-Btj2BOOO83o3WyH59e8MgXsxEQVcarkUOpEYrubB0urwnN10yQ364rsiByU11nZlqWYZm05i/of7io4mzihBtQ=="],
 
-    "glob": ["glob@13.0.0", "", { "dependencies": { "minimatch": "^10.1.1", "minipass": "^7.1.2", "path-scurry": "^2.0.0" } }, "sha512-tvZgpqk6fz4BaNZ66ZsRaZnbHvP/jG3uKJvAZOwEVUL4RTA5nJeeLYfyN9/VA8NX/V3IBG+hkeuGpKjvELkVhA=="],
-
     "hono": ["hono@4.10.8", "", {}, "sha512-DDT0A0r6wzhe8zCGoYOmMeuGu3dyTAE40HHjwUsWFTEy5WxK1x2WDSsBPlEXgPbRIFY6miDualuUDbasPogIww=="],
 
     "jose": ["jose@5.9.6", "", {}, "sha512-AMlnetc9+CV9asI19zHmrgS/WYsWUwCn2R7RzlbJWD7F9eWYUTGyBmU9o6PxngtLGOiDGPRu+Uc4fhKzbpteZQ=="],
 
-    "lru-cache": ["lru-cache@11.2.4", "", {}, "sha512-B5Y16Jr9LB9dHVkh6ZevG+vAbOsNOYCX+sXvFWFu7B3Iz5mijW3zdbMyhsh8ANd2mSWBYdJgnqi+mL7/LrOPYg=="],
-
-    "minimatch": ["minimatch@10.1.1", "", { "dependencies": { "@isaacs/brace-expansion": "^5.0.0" } }, "sha512-enIvLvRAFZYXJzkCYG5RKmPfrFArdLv+R+lbQ53BmIMLIry74bjKzX6iHAm8WYamJkhSSEabrWN5D97XnKObjQ=="],
-
-    "minipass": ["minipass@7.1.2", "", {}, "sha512-qOOzS1cBTWYF4BH8fVePDBOO9iptMnGUEZwNc/cMWnTV2nVLZ7VoNWEPHkYczZA0pdoA7dl6e7FL659nX9S2aw=="],
-
     "oh-my-opencode": ["oh-my-opencode@0.1.30", "", { "dependencies": { "@ast-grep/cli": "^0.40.0", "@ast-grep/napi": "^0.40.0", "@code-yeongyu/comment-checker": "^0.4.1", "@opencode-ai/plugin": "^1.0.7", "xdg-basedir": "^5.1.0", "zod": "^4.1.8" }, "peerDependencies": { "bun": ">=1.0.0" } }, "sha512-pXGGgL/7Jcz3yuGJJTI72BKern2egwfRz2LQZTBq+jl+pNCybOvGvXtFmR+WGlF8O3ZjL1wIHypBbIVuHOBzxg=="],
 
-    "path-scurry": ["path-scurry@2.0.1", "", { "dependencies": { "lru-cache": "^11.0.0", "minipass": "^7.1.2" } }, "sha512-oWyT4gICAu+kaA7QWk/jvCHWarMKNs6pXOGWKDTr7cw4IGcUbW+PeTfbaQiLGheFRpjo6O9J0PmyMfQPjH71oA=="],
-
     "picomatch": ["picomatch@4.0.3", "", {}, "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q=="],
 
     "typescript": ["typescript@5.9.3", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw=="],

package.json

@@ -51,7 +51,6 @@
     "@code-yeongyu/comment-checker": "^0.5.0",
     "@openauthjs/openauth": "^0.4.3",
     "@opencode-ai/plugin": "^1.0.150",
-    "glob": "^13.0.0",
     "hono": "^4.10.4",
     "picomatch": "^4.0.2",
     "xdg-basedir": "^5.1.0",

src/tools/grep/downloader.test.ts

@@ -0,0 +1,103 @@
+import { describe, test, expect, beforeEach, afterEach } from "bun:test"
+import { mkdirSync, rmSync, writeFileSync, existsSync } from "node:fs"
+import { join } from "node:path"
+import { tmpdir } from "node:os"
+
+// Import the function we'll create to replace glob
+import { findFileRecursive } from "./downloader"
+
+describe("findFileRecursive", () => {
+  let testDir: string
+
+  beforeEach(() => {
+    // #given - create temp directory for testing
+    testDir = join(tmpdir(), `downloader-test-${Date.now()}`)
+    mkdirSync(testDir, { recursive: true })
+  })
+
+  afterEach(() => {
+    // cleanup
+    if (existsSync(testDir)) {
+      rmSync(testDir, { recursive: true, force: true })
+    }
+  })
+
+  test("should find file in root directory", () => {
+    // #given
+    const targetFile = join(testDir, "rg.exe")
+    writeFileSync(targetFile, "dummy content")
+
+    // #when
+    const result = findFileRecursive(testDir, "rg.exe")
+
+    // #then
+    expect(result).toBe(targetFile)
+  })
+
+  test("should find file in nested directory (ripgrep release structure)", () => {
+    // #given - simulate ripgrep release zip structure
+    const nestedDir = join(testDir, "ripgrep-14.1.1-x86_64-pc-windows-msvc")
+    mkdirSync(nestedDir, { recursive: true })
+    const targetFile = join(nestedDir, "rg.exe")
+    writeFileSync(targetFile, "dummy content")
+
+    // #when
+    const result = findFileRecursive(testDir, "rg.exe")
+
+    // #then
+    expect(result).toBe(targetFile)
+  })
+
+  test("should find file in deeply nested directory", () => {
+    // #given
+    const deepDir = join(testDir, "level1", "level2", "level3")
+    mkdirSync(deepDir, { recursive: true })
+    const targetFile = join(deepDir, "rg")
+    writeFileSync(targetFile, "dummy content")
+
+    // #when
+    const result = findFileRecursive(testDir, "rg")
+
+    // #then
+    expect(result).toBe(targetFile)
+  })
+
+  test("should return null when file not found", () => {
+    // #given - empty directory
+
+    // #when
+    const result = findFileRecursive(testDir, "nonexistent.exe")
+
+    // #then
+    expect(result).toBeNull()
+  })
+
+  test("should find first match when multiple files exist", () => {
+    // #given
+    const dir1 = join(testDir, "dir1")
+    const dir2 = join(testDir, "dir2")
+    mkdirSync(dir1, { recursive: true })
+    mkdirSync(dir2, { recursive: true })
+    writeFileSync(join(dir1, "rg"), "first")
+    writeFileSync(join(dir2, "rg"), "second")
+
+    // #when
+    const result = findFileRecursive(testDir, "rg")
+
+    // #then
+    expect(result).not.toBeNull()
+    expect(result!.endsWith("rg")).toBe(true)
+  })
+
+  test("should match exact filename, not partial", () => {
+    // #given
+    writeFileSync(join(testDir, "rg.exe.bak"), "backup file")
+    writeFileSync(join(testDir, "not-rg.exe"), "wrong file")
+
+    // #when
+    const result = findFileRecursive(testDir, "rg.exe")
+
+    // #then
+    expect(result).toBeNull()
+  })
+})

src/tools/grep/downloader.ts

@@ -1,7 +1,21 @@
-import { existsSync, mkdirSync, chmodSync, unlinkSync } from "node:fs"
+import { existsSync, mkdirSync, chmodSync, unlinkSync, readdirSync } from "node:fs"
 import { join } from "node:path"
 import { spawn } from "bun"
 
+export function findFileRecursive(dir: string, filename: string): string | null {
+  try {
+    const entries = readdirSync(dir, { withFileTypes: true, recursive: true })
+    for (const entry of entries) {
+      if (entry.isFile() && entry.name === filename) {
+        return join(entry.parentPath ?? dir, entry.name)
+      }
+    }
+  } catch {
+    return null
+  }
+  return null
+}
+
 const RG_VERSION = "14.1.1"
 
 const PLATFORM_CONFIG: Record<string, { platform: string; extension: "tar.gz" | "zip" } | undefined> = {
@@ -70,14 +84,12 @@ async function extractZipWindows(archivePath: string, destDir: string): Promise<
     throw new Error("Failed to extract zip with PowerShell")
   }
 
-  const { globSync } = await import("glob")
+  const foundPath = findFileRecursive(destDir, "rg.exe")
-  const rgFiles = globSync("**/rg.exe", { cwd: destDir })
+  if (foundPath) {
-  if (rgFiles.length > 0) {
-    const srcPath = join(destDir, rgFiles[0])
     const destPath = join(destDir, "rg.exe")
-    if (srcPath !== destPath) {
+    if (foundPath !== destPath) {
       const { renameSync } = await import("node:fs")
-      renameSync(srcPath, destPath)
+      renameSync(foundPath, destPath)
     }
   }
 }
@@ -92,14 +104,12 @@ async function extractZipUnix(archivePath: string, destDir: string): Promise<voi
     throw new Error("Failed to extract zip")
   }
 
-  const { globSync } = await import("glob")
+  const foundPath = findFileRecursive(destDir, "rg")
-  const rgFiles = globSync("**/rg", { cwd: destDir })
+  if (foundPath) {
-  if (rgFiles.length > 0) {
-    const srcPath = join(destDir, rgFiles[0])
     const destPath = join(destDir, "rg")
-    if (srcPath !== destPath) {
+    if (foundPath !== destPath) {
       const { renameSync } = await import("node:fs")
-      renameSync(srcPath, destPath)
+      renameSync(foundPath, destPath)
     }
   }
 }