update v1.0.3.3

vendor/sebastian/global-state/src/CodeExporter.php

@@ -0,0 +1,93 @@
+<?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;
+
+/**
+ * Exports parts of a Snapshot as PHP code.
+ */
+class CodeExporter
+{
+    /**
+     * @param  Snapshot $snapshot
+     * @return string
+     */
+    public function constants(Snapshot $snapshot)
+    {
+        $result = '';
+
+        foreach ($snapshot->constants() as $name => $value) {
+            $result .= sprintf(
+                'if (!defined(\'%s\')) define(\'%s\', %s);' . "\n",
+                $name,
+                $name,
+                $this->exportVariable($value)
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * @param  Snapshot $snapshot
+     * @return string
+     */
+    public function iniSettings(Snapshot $snapshot)
+    {
+        $result = '';
+
+        foreach ($snapshot->iniSettings() as $key => $value) {
+            $result .= sprintf(
+                '@ini_set(%s, %s);' . "\n",
+                $this->exportVariable($key),
+                $this->exportVariable($value)
+            );
+        }
+
+        return $result;
+    }
+
+    /**
+     * @param  mixed  $variable
+     * @return string
+     */
+    private function exportVariable($variable)
+    {
+        if (is_scalar($variable) || is_null($variable) ||
+            (is_array($variable) && $this->arrayOnlyContainsScalars($variable))) {
+            return var_export($variable, true);
+        }
+
+        return 'unserialize(' . var_export(serialize($variable), true) . ')';
+    }
+
+    /**
+     * @param  array $array
+     * @return bool
+     */
+    private function arrayOnlyContainsScalars(array $array)
+    {
+        $result = true;
+
+        foreach ($array as $element) {
+            if (is_array($element)) {
+                $result = self::arrayOnlyContainsScalars($element);
+            } elseif (!is_scalar($element) && !is_null($element)) {
+                $result = false;
+            }
+
+            if ($result === false) {
+                break;
+            }
+        }
+
+        return $result;
+    }
+}