From 13fe211755b1a2429b665d1c6548eb35fff72d99 Mon Sep 17 00:00:00 2001
From: kubotak-is <kenjiro.kubota@gmail.com>
Date: Fri, 3 Dec 2021 00:27:25 +0900
Subject: [PATCH] fix: Recursively search directories

---
 src/Config.php |  4 ++--
 src/File.php   | 24 +++++++++++++++++++++++-
 2 files changed, 25 insertions(+), 3 deletions(-)

diff --git a/src/Config.php b/src/Config.php
index fdf7f7c..8723f7a 100644
--- a/src/Config.php
+++ b/src/Config.php
@@ -27,8 +27,8 @@ public function getDirs(): array
         return $this->dirs;
     }
 
-    public function getExtensions(): string
+    public function getExtensions(): array
     {
-        return implode(",", $this->extensions);
+        return $this->extensions;
     }
 }
diff --git a/src/File.php b/src/File.php
index 9b3b85a..f9ac78d 100644
--- a/src/File.php
+++ b/src/File.php
@@ -7,6 +7,28 @@ class File
 {
     public static function getFiles(string $dir, Config $config): array
     {
-        return glob(getcwd(). '/' . $dir . '/**/*.{' . $config->getExtensions() . '}', GLOB_BRACE) ?? [];
+        $files = [];
+        self::rglob(getcwd(). '/' . $dir, $config->getExtensions(), $files);
+        return $files;
+    }
+
+    public static function rglob(string $dir, array $exts, array &$results=[]) {
+        $ls = glob($dir);
+
+        if (is_array($ls)) {
+            foreach ($ls as $item) {
+                if (is_dir($item)) {
+                    self::rglob($item . '/*', $exts, $results);
+                }
+                if (is_file($item)) {
+                    $ext = substr($item, strrpos($item, '.') + 1);
+                    if (in_array($ext, $exts, true)) {
+                        $results[] = $item;
+                    }
+                }
+            }
+        }
+
+        return $results;
     }
 }