From 75a8677e8a43e6f6bbf13923f2a1b98376becbb5 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Mon, 18 Oct 2021 23:05:31 +0200
Subject: [PATCH] Remove unknown Rule type

---
 src/Composer/DependencyResolver/Rule.php             | 2 +-
 src/Composer/DependencyResolver/RuleSet.php          | 6 ++----
 src/Composer/DependencyResolver/RuleSetGenerator.php | 2 +-
 3 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/Composer/DependencyResolver/Rule.php b/src/Composer/DependencyResolver/Rule.php
index 9dd6ccb48..bafd57994 100644
--- a/src/Composer/DependencyResolver/Rule.php
+++ b/src/Composer/DependencyResolver/Rule.php
@@ -125,7 +125,7 @@ abstract class Rule
     }
 
     /**
-     * @param 255|RuleSet::TYPE_* $type
+     * @param RuleSet::TYPE_* $type
      * @return void
      */
     public function setType($type)
diff --git a/src/Composer/DependencyResolver/RuleSet.php b/src/Composer/DependencyResolver/RuleSet.php
index a34c76bb6..b754046a6 100644
--- a/src/Composer/DependencyResolver/RuleSet.php
+++ b/src/Composer/DependencyResolver/RuleSet.php
@@ -32,9 +32,8 @@ class RuleSet implements \IteratorAggregate, \Countable
      */
     public $ruleById = array();
 
-    /** @var array<255|0|1|4, string> */
+    /** @var array<0|1|4, string> */
     protected static $types = array(
-        255 => 'UNKNOWN',
         self::TYPE_PACKAGE => 'PACKAGE',
         self::TYPE_REQUEST => 'REQUEST',
         self::TYPE_LEARNED => 'LEARNED',
@@ -57,7 +56,7 @@ class RuleSet implements \IteratorAggregate, \Countable
     }
 
     /**
-     * @param 255|self::TYPE_* $type
+     * @param self::TYPE_* $type
      * @return void
      */
     public function add(Rule $rule, $type)
@@ -182,7 +181,6 @@ class RuleSet implements \IteratorAggregate, \Countable
     public function getTypes()
     {
         $types = self::$types;
-        unset($types[255]);
 
         return array_keys($types);
     }
diff --git a/src/Composer/DependencyResolver/RuleSetGenerator.php b/src/Composer/DependencyResolver/RuleSetGenerator.php
index d0e4554b5..e20a6299e 100644
--- a/src/Composer/DependencyResolver/RuleSetGenerator.php
+++ b/src/Composer/DependencyResolver/RuleSetGenerator.php
@@ -145,7 +145,7 @@ class RuleSetGenerator
      * To be able to directly pass in the result of one of the rule creation
      * methods null is allowed which will not insert a rule.
      *
-     * @param 255|RuleSet::TYPE_* $type A TYPE_* constant defining the rule type
+     * @param RuleSet::TYPE_* $type A TYPE_* constant defining the rule type
      * @param Rule $newRule The rule about to be added
      *
      * @return void