diff --git a/bin/phpdoc-md b/bin/phpdoc-md
index 1a733e8..e6fe830 100755
--- a/bin/phpdoc-md
+++ b/bin/phpdoc-md
@@ -1,85 +1,6 @@
 #!/usr/bin/env php
-<?php namespace Clean\PhpDocMd;
-
-use ReflectionClass;
+<?php
 
 require 'vendor/autoload.php';
-$config = require '.phpdoc-md';
-
-function getDestinationDirectory(ReflectionClass $reflection, $rootNamespace, $rootDir)
-{
-    return namespaceToPath(
-        rtrim(
-            sprintf(
-                '%s/%s',
-                $rootDir,
-                removeRootNamespace($reflection->getNamespaceName(), $rootNamespace)
-            ),
-            '/'
-        )
-    );
-}
-
-function namespaceToPath($namespace)
-{
-    return str_replace(
-        '\\',
-        DIRECTORY_SEPARATOR,
-        $namespace
-    );
-}
-
-function removeRootNamespace($namespace, $root)
-{
-    $re = preg_replace(
-        sprintf("/^%s/", addslashes($root)),
-        '',
-        $namespace
-    );
-    return ltrim($re, '\\');
-}
-
-function error($message, $exception = null) {
-    echo sprintf("ERROR: '%s'", trim($message));
-    exit(1);
-}
-
-switch ($config->format) {
-    default:
-        $readme = new Markdown\GitHub\Readme($config->rootNamespace);
-}
-
-foreach ($config->classes as $class) {
-    try {
-        $reflection = new ReflectionClass($class);
-    } catch(\ReflectionException $e) {
-        error('Config error: ' . $e->getMessage(), $e);
-    }
-    $destDir = getDestinationDirectory($reflection, $config->rootNamespace, $config->destDirectory);
-    $destFile = sprintf('%s.md', $reflection->getShortName());
-    switch ($config->format) {
-        case 'stash':
-            $markDown = new Markdown\Stash\ClassInfo($reflection);
-            break;
-        case 'github':
-            $markDown = new Markdown\GitHub\ClassInfo($reflection);
-            break;
-        default:
-            throw new \RuntimeException('Not supported markdown format given: ' . $config->format);
-
-    }
-
-    file_exists($destDir) ?: mkdir($destDir, 0777, true);
-    file_put_contents($destDir . DIRECTORY_SEPARATOR . $destFile, $markDown);
-    $readme->addLink(
-        removeRootNamespace($reflection->getName(), $config->rootNamespace),
-        namespaceToPath(
-            removeRootNamespace(
-                $reflection->getName(),
-                $config->rootNamespace
-            )
-        ) . '.md'
-    );
-}
 
-file_put_contents($config->destDirectory . '/README.md', $readme);
+(new Clean\PhpDocMd\PhpDocMdCommand())->execute();
diff --git a/src/PhpDocMdCommand.php b/src/PhpDocMdCommand.php
new file mode 100755
index 0000000..35b103a
--- /dev/null
+++ b/src/PhpDocMdCommand.php
@@ -0,0 +1,105 @@
+<?php namespace Clean\PhpDocMd;
+
+use ReflectionClass;
+
+class PhpDocMdCommand
+{
+
+    private $configFile = '.phpdoc-md';
+    private $config;
+
+
+    public function __construct()
+    {
+        $this->config = require $this->configFile;
+
+        if (is_array($this->config)) {
+            $this->config = (object) $this->config;
+        }
+    }
+
+    public function execute()
+    {
+        switch ($this->config->format) {
+            default:
+                $readme = new Markdown\GitHub\Readme($this->config->rootNamespace);
+        }
+
+        foreach ($this->config->classes as $class) {
+            try {
+                $reflection = new ReflectionClass($class);
+            } catch (\ReflectionException $e) {
+                $this->error('Config error: ' . $e->getMessage(), $e);
+            }
+            $destDir = $this->getDestinationDirectory(
+                $reflection,
+                $this->config->rootNamespace,
+                $this->config->destDirectory
+            );
+            $destFile = sprintf('%s.md', $reflection->getShortName());
+            switch ($this->config->format) {
+                case 'stash':
+                    $markDown = new Markdown\Stash\ClassInfo($reflection);
+                    break;
+                case 'github':
+                    $markDown = new Markdown\GitHub\ClassInfo($reflection);
+                    break;
+                default:
+                    throw new \RuntimeException('Not supported markdown format given: ' . $this->config->format);
+            }
+
+            file_exists($destDir) ?: mkdir($destDir, 0777, true);
+            file_put_contents($destDir . DIRECTORY_SEPARATOR . $destFile, $markDown);
+            $readme->addLink(
+                $this->removeRootNamespace($reflection->getName(), $this->config->rootNamespace),
+                $this->namespaceToPath(
+                    $this->removeRootNamespace(
+                        $reflection->getName(),
+                        $this->config->rootNamespace
+                    )
+                ) . '.md'
+            );
+        }
+
+        file_put_contents($this->config->destDirectory . '/README.md', $readme);
+    }
+
+    protected function getDestinationDirectory(ReflectionClass $reflection, $rootNamespace, $rootDir)
+    {
+        return $this->namespaceToPath(
+            rtrim(
+                sprintf(
+                    '%s/%s',
+                    $rootDir,
+                    $this->removeRootNamespace($reflection->getNamespaceName(), $rootNamespace)
+                ),
+                '/'
+            )
+        );
+    }
+
+    protected function namespaceToPath($namespace)
+    {
+        return str_replace(
+            '\\',
+            DIRECTORY_SEPARATOR,
+            $namespace
+        );
+    }
+
+    protected function removeRootNamespace($namespace, $root)
+    {
+        $re = preg_replace(
+            sprintf("/^%s/", addslashes($root)),
+            '',
+            $namespace
+        );
+        return ltrim($re, '\\');
+    }
+
+    protected function error($message, $exception = null)
+    {
+        echo sprintf("ERROR: '%s'", trim($message));
+        exit(1);
+    }
+}