--- /dev/null
+<?php
+
+namespace Prophecy\Util;
+
+use Prophecy\Prophecy\ProphecyInterface;
+use SebastianBergmann\RecursionContext\Context;
+
+/*
+ * This file is part of the Prophecy.
+ * (c) Konstantin Kudryashov <ever.zet@gmail.com>
+ * Marcello Duarte <marcello.duarte@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * This class is a modification from sebastianbergmann/exporter
+ * @see https://github.com/sebastianbergmann/exporter
+ */
+class ExportUtil
+{
+ /**
+ * Exports a value as a string
+ *
+ * The output of this method is similar to the output of print_r(), but
+ * improved in various aspects:
+ *
+ * - NULL is rendered as "null" (instead of "")
+ * - TRUE is rendered as "true" (instead of "1")
+ * - FALSE is rendered as "false" (instead of "")
+ * - Strings are always quoted with single quotes
+ * - Carriage returns and newlines are normalized to \n
+ * - Recursion and repeated rendering is treated properly
+ *
+ * @param mixed $value
+ * @param int $indentation The indentation level of the 2nd+ line
+ * @return string
+ */
+ public static function export($value, $indentation = 0)
+ {
+ return self::recursiveExport($value, $indentation);
+ }
+
+ /**
+ * Converts an object to an array containing all of its private, protected
+ * and public properties.
+ *
+ * @param mixed $value
+ * @return array
+ */
+ public static function toArray($value)
+ {
+ if (!is_object($value)) {
+ return (array) $value;
+ }
+
+ $array = array();
+
+ foreach ((array) $value as $key => $val) {
+ // properties are transformed to keys in the following way:
+ // private $property => "\0Classname\0property"
+ // protected $property => "\0*\0property"
+ // public $property => "property"
+ if (preg_match('/^\0.+\0(.+)$/', $key, $matches)) {
+ $key = $matches[1];
+ }
+
+ // See https://github.com/php/php-src/commit/5721132
+ if ($key === "\0gcdata") {
+ continue;
+ }
+
+ $array[$key] = $val;
+ }
+
+ // Some internal classes like SplObjectStorage don't work with the
+ // above (fast) mechanism nor with reflection in Zend.
+ // Format the output similarly to print_r() in this case
+ if ($value instanceof \SplObjectStorage) {
+ // However, the fast method does work in HHVM, and exposes the
+ // internal implementation. Hide it again.
+ if (property_exists('\SplObjectStorage', '__storage')) {
+ unset($array['__storage']);
+ } elseif (property_exists('\SplObjectStorage', 'storage')) {
+ unset($array['storage']);
+ }
+
+ if (property_exists('\SplObjectStorage', '__key')) {
+ unset($array['__key']);
+ }
+
+ foreach ($value as $key => $val) {
+ $array[spl_object_hash($val)] = array(
+ 'obj' => $val,
+ 'inf' => $value->getInfo(),
+ );
+ }
+ }
+
+ return $array;
+ }
+
+ /**
+ * Recursive implementation of export
+ *
+ * @param mixed $value The value to export
+ * @param int $indentation The indentation level of the 2nd+ line
+ * @param \SebastianBergmann\RecursionContext\Context $processed Previously processed objects
+ * @return string
+ * @see SebastianBergmann\Exporter\Exporter::export
+ */
+ protected static function recursiveExport(&$value, $indentation, $processed = null)
+ {
+ if ($value === null) {
+ return 'null';
+ }
+
+ if ($value === true) {
+ return 'true';
+ }
+
+ if ($value === false) {
+ return 'false';
+ }
+
+ if (is_float($value) && floatval(intval($value)) === $value) {
+ return "$value.0";
+ }
+
+ if (is_resource($value)) {
+ return sprintf(
+ 'resource(%d) of type (%s)',
+ $value,
+ get_resource_type($value)
+ );
+ }
+
+ if (is_string($value)) {
+ // Match for most non printable chars somewhat taking multibyte chars into account
+ if (preg_match('/[^\x09-\x0d\x20-\xff]/', $value)) {
+ return 'Binary String: 0x' . bin2hex($value);
+ }
+
+ return "'" .
+ str_replace(array("\r\n", "\n\r", "\r"), array("\n", "\n", "\n"), $value) .
+ "'";
+ }
+
+ $whitespace = str_repeat(' ', 4 * $indentation);
+
+ if (!$processed) {
+ $processed = new Context;
+ }
+
+ if (is_array($value)) {
+ if (($key = $processed->contains($value)) !== false) {
+ return 'Array &' . $key;
+ }
+
+ $array = $value;
+ $key = $processed->add($value);
+ $values = '';
+
+ if (count($array) > 0) {
+ foreach ($array as $k => $v) {
+ $values .= sprintf(
+ '%s %s => %s' . "\n",
+ $whitespace,
+ self::recursiveExport($k, $indentation),
+ self::recursiveExport($value[$k], $indentation + 1, $processed)
+ );
+ }
+
+ $values = "\n" . $values . $whitespace;
+ }
+
+ return sprintf('Array &%s (%s)', $key, $values);
+ }
+
+ if (is_object($value)) {
+ $class = get_class($value);
+
+ if ($value instanceof ProphecyInterface) {
+ return sprintf('%s Object (*Prophecy*)', $class);
+ } elseif ($hash = $processed->contains($value)) {
+ return sprintf('%s:%s Object', $class, $hash);
+ }
+
+ $hash = $processed->add($value);
+ $values = '';
+ $array = self::toArray($value);
+
+ if (count($array) > 0) {
+ foreach ($array as $k => $v) {
+ $values .= sprintf(
+ '%s %s => %s' . "\n",
+ $whitespace,
+ self::recursiveExport($k, $indentation),
+ self::recursiveExport($v, $indentation + 1, $processed)
+ );
+ }
+
+ $values = "\n" . $values . $whitespace;
+ }
+
+ return sprintf('%s:%s Object (%s)', $class, $hash, $values);
+ }
+
+ return var_export($value, true);
+ }
+}
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