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hostel/vendor/sebastian/global-state/src/Blacklist.php

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+<?php
+/*
+ * This file is part of the GlobalState package.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace SebastianBergmann\GlobalState;
+
+use ReflectionClass;
+
+/**
+ * A blacklist for global state elements that should not be snapshotted.
+ */
+class Blacklist
+{
+    /**
+     * @var array
+     */
+    private $globalVariables = array();
+
+    /**
+     * @var array
+     */
+    private $classes = array();
+
+    /**
+     * @var array
+     */
+    private $classNamePrefixes = array();
+
+    /**
+     * @var array
+     */
+    private $parentClasses = array();
+
+    /**
+     * @var array
+     */
+    private $interfaces = array();
+
+    /**
+     * @var array
+     */
+    private $staticAttributes = array();
+
+    /**
+     * @param string $variableName
+     */
+    public function addGlobalVariable($variableName)
+    {
+        $this->globalVariables[$variableName] = true;
+    }
+
+    /**
+     * @param string $className
+     */
+    public function addClass($className)
+    {
+        $this->classes[] = $className;
+    }
+
+    /**
+     * @param string $className
+     */
+    public function addSubclassesOf($className)
+    {
+        $this->parentClasses[] = $className;
+    }
+
+    /**
+     * @param string $interfaceName
+     */
+    public function addImplementorsOf($interfaceName)
+    {
+        $this->interfaces[] = $interfaceName;
+    }
+
+    /**
+     * @param string $classNamePrefix
+     */
+    public function addClassNamePrefix($classNamePrefix)
+    {
+        $this->classNamePrefixes[] = $classNamePrefix;
+    }
+
+    /**
+     * @param string $className
+     * @param string $attributeName
+     */
+    public function addStaticAttribute($className, $attributeName)
+    {
+        if (!isset($this->staticAttributes[$className])) {
+            $this->staticAttributes[$className] = array();
+        }
+
+        $this->staticAttributes[$className][$attributeName] = true;
+    }
+
+    /**
+     * @param  string $variableName
+     * @return bool
+     */
+    public function isGlobalVariableBlacklisted($variableName)
+    {
+        return isset($this->globalVariables[$variableName]);
+    }
+
+    /**
+     * @param  string $className
+     * @param  string $attributeName
+     * @return bool
+     */
+    public function isStaticAttributeBlacklisted($className, $attributeName)
+    {
+        if (in_array($className, $this->classes)) {
+            return true;
+        }
+
+        foreach ($this->classNamePrefixes as $prefix) {
+            if (strpos($className, $prefix) === 0) {
+                return true;
+            }
+        }
+
+        $class = new ReflectionClass($className);
+
+        foreach ($this->parentClasses as $type) {
+            if ($class->isSubclassOf($type)) {
+                return true;
+            }
+        }
+
+        foreach ($this->interfaces as $type) {
+            if ($class->implementsInterface($type)) {
+                return true;
+            }
+        }
+
+        if (isset($this->staticAttributes[$className][$attributeName])) {
+            return true;
+        }
+
+        return false;
+    }
+}