From b50d0c2247bd0374210b29e1c96b98de697a517d Mon Sep 17 00:00:00 2001
From: Alexey Kopytko <alexey@kopytko.com>
Date: Fri, 18 Jul 2025 17:35:10 +0900
Subject: [PATCH 1/4] Add support for Claude Code CI detection

Detect Claude Code environment when CLAUDECODE=1 is set, allowing tools to output more concise information for LLM consumption, saving the precious context window.

Fixes #116
---
 src/Ci/ClaudeCode.php                         | 62 +++++++++++++++++++
 src/CiDetector.php                            |  2 +
 tests/phpt/Ci/CiDetector_ClaudeCode.phpt      | 36 +++++++++++
 .../CiDetector_ClaudeCode_not_detected.phpt   | 17 +++++
 4 files changed, 117 insertions(+)
 create mode 100644 src/Ci/ClaudeCode.php
 create mode 100644 tests/phpt/Ci/CiDetector_ClaudeCode.phpt
 create mode 100644 tests/phpt/Ci/CiDetector_ClaudeCode_not_detected.phpt

diff --git a/src/Ci/ClaudeCode.php b/src/Ci/ClaudeCode.php
new file mode 100644
index 0000000..24d4ccd
--- /dev/null
+++ b/src/Ci/ClaudeCode.php
@@ -0,0 +1,62 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OndraM\CiDetector\Ci;
+
+use OndraM\CiDetector\CiDetector;
+use OndraM\CiDetector\Env;
+use OndraM\CiDetector\TrinaryLogic;
+
+class ClaudeCode extends AbstractCi
+{
+    public static function isDetected(Env $env): bool
+    {
+        return $env->get('CLAUDECODE') === '1';
+    }
+
+    public function getCiName(): string
+    {
+        return CiDetector::CI_CLAUDECODE;
+    }
+
+    public function isPullRequest(): TrinaryLogic
+    {
+        return TrinaryLogic::createMaybe();
+    }
+
+    public function getBuildNumber(): string
+    {
+        return '';
+    }
+
+    public function getBuildUrl(): string
+    {
+        return '';
+    }
+
+    public function getCommit(): string
+    {
+        return '';
+    }
+
+    public function getBranch(): string
+    {
+        return '';
+    }
+
+    public function getTargetBranch(): string
+    {
+        return '';
+    }
+
+    public function getRepositoryName(): string
+    {
+        return '';
+    }
+
+    public function getRepositoryUrl(): string
+    {
+        return '';
+    }
+}
\ No newline at end of file
diff --git a/src/CiDetector.php b/src/CiDetector.php
index 13dc528..bf91115 100644
--- a/src/CiDetector.php
+++ b/src/CiDetector.php
@@ -17,6 +17,7 @@ class CiDetector implements CiDetectorInterface
     public const CI_BITBUCKET_PIPELINES = 'Bitbucket Pipelines';
     public const CI_BUDDY = 'Buddy';
     public const CI_CIRCLE = 'CircleCI';
+    public const CI_CLAUDECODE = 'Claude Code';
     public const CI_CODESHIP = 'Codeship';
     public const CI_CONTINUOUSPHP = 'continuousphp';
     public const CI_DRONE = 'drone';
@@ -87,6 +88,7 @@ protected function getCiServers(): array
             Ci\TeamCity::class,
             Ci\Travis::class,
             Ci\Wercker::class,
+            Ci\ClaudeCode::class,
         ];
     }
 
diff --git a/tests/phpt/Ci/CiDetector_ClaudeCode.phpt b/tests/phpt/Ci/CiDetector_ClaudeCode.phpt
new file mode 100644
index 0000000..f6dbf7d
--- /dev/null
+++ b/tests/phpt/Ci/CiDetector_ClaudeCode.phpt
@@ -0,0 +1,36 @@
+--TEST--
+Claude Code: Detect properties
+
+--ENV--
+CLAUDECODE=1
+
+--FILE--
+<?php
+
+require __DIR__ . '/../../../vendor/autoload.php';
+
+\OndraM\CiDetector\Ci\PropertiesPrinterHelper::printAllProperties();
+
+--EXPECT--
+Is CI detected:
+bool(true)
+Class:
+string(31) "OndraM\CiDetector\Ci\ClaudeCode"
+CI name:
+string(11) "Claude Code"
+Is pull request:
+string(5) "Maybe"
+Build number:
+string(0) ""
+Build url:
+string(0) ""
+Commit:
+string(0) ""
+Branch:
+string(0) ""
+Target branch:
+string(0) ""
+Repository name:
+string(0) ""
+Repository url:
+string(0) ""
\ No newline at end of file
diff --git a/tests/phpt/Ci/CiDetector_ClaudeCode_not_detected.phpt b/tests/phpt/Ci/CiDetector_ClaudeCode_not_detected.phpt
new file mode 100644
index 0000000..48746c7
--- /dev/null
+++ b/tests/phpt/Ci/CiDetector_ClaudeCode_not_detected.phpt
@@ -0,0 +1,17 @@
+--TEST--
+Claude Code: Do not detect ClaudeCode if not set
+
+--ENV--
+CLAUDECODE=0
+
+--FILE--
+<?php
+
+require __DIR__ . '/../../../vendor/autoload.php';
+
+$ciDetector = new \OndraM\CiDetector\CiDetector();
+
+var_dump($ciDetector->isCiDetected());
+
+--EXPECT--
+bool(false)
\ No newline at end of file

From e520dd34099b18a4106bad40a29a97babcd8ebaa Mon Sep 17 00:00:00 2001
From: Alexey Kopytko <alexey@kopytko.com>
Date: Fri, 18 Jul 2025 17:37:41 +0900
Subject: [PATCH 2/4] cs

---
 src/Ci/ClaudeCode.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Ci/ClaudeCode.php b/src/Ci/ClaudeCode.php
index 24d4ccd..a623635 100644
--- a/src/Ci/ClaudeCode.php
+++ b/src/Ci/ClaudeCode.php
@@ -59,4 +59,4 @@ public function getRepositoryUrl(): string
     {
         return '';
     }
-}
\ No newline at end of file
+}

From 45eda999b9155eaa68e27c64c37483a497064cac Mon Sep 17 00:00:00 2001
From: Alexey Kopytko <alexey@kopytko.com>
Date: Sat, 19 Jul 2025 22:19:26 +0900
Subject: [PATCH 3/4] Update CiDetector.php

---
 src/CiDetector.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/CiDetector.php b/src/CiDetector.php
index bf91115..9ffe63d 100644
--- a/src/CiDetector.php
+++ b/src/CiDetector.php
@@ -78,6 +78,7 @@ protected function getCiServers(): array
             Ci\BitbucketPipelines::class,
             Ci\Buddy::class,
             Ci\Circle::class,
+            Ci\ClaudeCode::class,
             Ci\Codeship::class,
             Ci\Continuousphp::class,
             Ci\Drone::class,
@@ -88,7 +89,6 @@ protected function getCiServers(): array
             Ci\TeamCity::class,
             Ci\Travis::class,
             Ci\Wercker::class,
-            Ci\ClaudeCode::class,
         ];
     }
 

From d9abc46aa06b0c9aa5eac5304f0699c66da334d0 Mon Sep 17 00:00:00 2001
From: Alexey Kopytko <alexey@kopytko.com>
Date: Sat, 19 Jul 2025 22:19:53 +0900
Subject: [PATCH 4/4] Apply suggestions from code review

---
 tests/phpt/Ci/CiDetector_ClaudeCode.phpt              | 2 +-
 tests/phpt/Ci/CiDetector_ClaudeCode_not_detected.phpt | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/phpt/Ci/CiDetector_ClaudeCode.phpt b/tests/phpt/Ci/CiDetector_ClaudeCode.phpt
index f6dbf7d..05825fd 100644
--- a/tests/phpt/Ci/CiDetector_ClaudeCode.phpt
+++ b/tests/phpt/Ci/CiDetector_ClaudeCode.phpt
@@ -33,4 +33,4 @@ string(0) ""
 Repository name:
 string(0) ""
 Repository url:
-string(0) ""
\ No newline at end of file
+string(0) ""
diff --git a/tests/phpt/Ci/CiDetector_ClaudeCode_not_detected.phpt b/tests/phpt/Ci/CiDetector_ClaudeCode_not_detected.phpt
index 48746c7..a80aa6d 100644
--- a/tests/phpt/Ci/CiDetector_ClaudeCode_not_detected.phpt
+++ b/tests/phpt/Ci/CiDetector_ClaudeCode_not_detected.phpt
@@ -14,4 +14,4 @@ $ciDetector = new \OndraM\CiDetector\CiDetector();
 var_dump($ciDetector->isCiDetected());
 
 --EXPECT--
-bool(false)
\ No newline at end of file
+bool(false)