first commit

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/BadResponseException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+/**
+ * Exception when an HTTP error occurs (4xx or 5xx error)
+ */
+class BadResponseException extends RequestException {}

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/ClientException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+/**
+ * Exception when a client error is encountered (4xx codes)
+ */
+class ClientException extends BadResponseException {}

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/ConnectException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+class ConnectException extends RequestException {}

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/CouldNotRewindStreamException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+class CouldNotRewindStreamException extends RequestException {}

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/ParseException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+use GuzzleHttp\Message\ResponseInterface;
+
+/**
+ * Exception when a client is unable to parse the response body as XML or JSON
+ */
+class ParseException extends TransferException
+{
+    /** @var ResponseInterface */
+    private $response;
+
+    public function __construct(
+        $message = '',
+        ResponseInterface $response = null,
+        \Exception $previous = null
+    ) {
+        parent::__construct($message, 0, $previous);
+        $this->response = $response;
+    }
+    /**
+     * Get the associated response
+     *
+     * @return ResponseInterface|null
+     */
+    public function getResponse()
+    {
+        return $this->response;
+    }
+}

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/RequestException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+use GuzzleHttp\Message\RequestInterface;
+use GuzzleHttp\Message\ResponseInterface;
+use GuzzleHttp\Ring\Exception\ConnectException;
+use GuzzleHttp\Exception\ConnectException as HttpConnectException;
+use GuzzleHttp\Ring\Future\FutureInterface;
+
+/**
+ * HTTP Request exception
+ */
+class RequestException extends TransferException
+{
+    /** @var RequestInterface */
+    private $request;
+
+    /** @var ResponseInterface */
+    private $response;
+
+    public function __construct(
+        $message,
+        RequestInterface $request,
+        ResponseInterface $response = null,
+        \Exception $previous = null
+    ) {
+        // Set the code of the exception if the response is set and not future.
+        $code = $response && !($response instanceof FutureInterface)
+            ? $response->getStatusCode()
+            : 0;
+        parent::__construct($message, $code, $previous);
+        $this->request = $request;
+        $this->response = $response;
+    }
+
+    /**
+     * Wrap non-RequestExceptions with a RequestException
+     *
+     * @param RequestInterface $request
+     * @param \Exception       $e
+     *
+     * @return RequestException
+     */
+    public static function wrapException(RequestInterface $request, \Exception $e)
+    {
+        if ($e instanceof RequestException) {
+            return $e;
+        } elseif ($e instanceof ConnectException) {
+            return new HttpConnectException($e->getMessage(), $request, null, $e);
+        } else {
+            return new RequestException($e->getMessage(), $request, null, $e);
+        }
+    }
+
+    /**
+     * Factory method to create a new exception with a normalized error message
+     *
+     * @param RequestInterface  $request  Request
+     * @param ResponseInterface $response Response received
+     * @param \Exception        $previous Previous exception
+     *
+     * @return self
+     */
+    public static function create(
+        RequestInterface $request,
+        ResponseInterface $response = null,
+        \Exception $previous = null
+    ) {
+        if (!$response) {
+            return new self('Error completing request', $request, null, $previous);
+        }
+
+        $level = floor($response->getStatusCode() / 100);
+        if ($level == '4') {
+            $label = 'Client error response';
+            $className = __NAMESPACE__ . '\\ClientException';
+        } elseif ($level == '5') {
+            $label = 'Server error response';
+            $className = __NAMESPACE__ . '\\ServerException';
+        } else {
+            $label = 'Unsuccessful response';
+            $className = __CLASS__;
+        }
+
+        $message = $label . ' [url] ' . $request->getUrl()
+            . ' [status code] ' . $response->getStatusCode()
+            . ' [reason phrase] ' . $response->getReasonPhrase();
+
+        return new $className($message, $request, $response, $previous);
+    }
+
+    /**
+     * Get the request that caused the exception
+     *
+     * @return RequestInterface
+     */
+    public function getRequest()
+    {
+        return $this->request;
+    }
+
+    /**
+     * Get the associated response
+     *
+     * @return ResponseInterface|null
+     */
+    public function getResponse()
+    {
+        return $this->response;
+    }
+
+    /**
+     * Check if a response was received
+     *
+     * @return bool
+     */
+    public function hasResponse()
+    {
+        return $this->response !== null;
+    }
+}

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/ServerException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+/**
+ * Exception when a server error is encountered (5xx codes)
+ */
+class ServerException extends BadResponseException {}

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/StateException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+class StateException extends TransferException {};

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/TooManyRedirectsException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+class TooManyRedirectsException extends RequestException {}

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/TransferException.php

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+<?php
+namespace GuzzleHttp\Exception;
+
+class TransferException extends \RuntimeException {}

modules/ps_mbo/vendor/guzzlehttp/guzzle/src/Exception/XmlParseException.php

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+<?php
+
+namespace GuzzleHttp\Exception;
+
+use GuzzleHttp\Message\ResponseInterface;
+
+/**
+ * Exception when a client is unable to parse the response body as XML
+ */
+class XmlParseException extends ParseException
+{
+    /** @var \LibXMLError */
+    protected $error;
+
+    public function __construct(
+        $message = '',
+        ResponseInterface $response = null,
+        \Exception $previous = null,
+        \LibXMLError $error = null
+    ) {
+        parent::__construct($message, $response, $previous);
+        $this->error = $error;
+    }
+
+    /**
+     * Get the associated error
+     *
+     * @return \LibXMLError|null
+     */
+    public function getError()
+    {
+        return $this->error;
+    }
+}