From f1772afe156ebb0612d8031545160ed208c5fddd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kuba=20Wer=C5=82os?= <werlos@gmail.com>
Date: Fri, 7 Jul 2017 11:01:37 +0200
Subject: [PATCH] Allowing to set custom cache file

---
 src/Cache.php               | 12 ++++++++++++
 src/Command/LintCommand.php | 10 ++++++++++
 2 files changed, 22 insertions(+)

diff --git a/src/Cache.php b/src/Cache.php
index 2fe21df5..5a15930b 100644
--- a/src/Cache.php
+++ b/src/Cache.php
@@ -57,12 +57,24 @@ public static function isCached()
      * Set cache.
      *
      * @param mixed $contents
+     *
+     * @return int
      */
     public static function put($contents)
     {
         return file_put_contents(self::getFilename(), json_encode($contents));
     }
 
+    /**
+     * Set cache filename.
+     *
+     * @param string $filename
+     */
+    public static function setFilename($filename)
+    {
+        self::$filename = $filename;
+    }
+
     /**
      * Return cache filename.
      *
diff --git a/src/Command/LintCommand.php b/src/Command/LintCommand.php
index 2b0d2850..43aa3cfa 100644
--- a/src/Command/LintCommand.php
+++ b/src/Command/LintCommand.php
@@ -94,6 +94,12 @@ protected function configure()
                 null,
                 InputOption::VALUE_NONE,
                 'Ignore cached data.'
+            )
+            ->addOption(
+                'cache',
+                null,
+                InputOption::VALUE_REQUIRED,
+                'Path to the cache file.'
             );
     }
 
@@ -146,6 +152,10 @@ protected function execute(InputInterface $input, OutputInterface $output)
         $linter = new Linter($options['path'], $options['exclude'], $options['extensions']);
         $linter->setProcessLimit($options['jobs']);
 
+        if ($input->getOption('cache') !== null) {
+            Cache::setFilename($input->getOption('cache'));
+        }
+
         if (!$input->getOption('no-cache') && Cache::isCached()) {
             $output->writeln('Using cache.');
             $linter->setCache(Cache::get());