[HttpClient] Allow to pass user/pw as an array

Author: dunglas

HttpClientInterface.php

@@ -26,7 +26,9 @@
 interface HttpClientInterface
 {
     public const OPTIONS_DEFAULTS = [
-        'auth_basic' => null,   // string - a username:password enabling HTTP Basic authentication (RFC 7617)
+        'auth_basic' => null,   // array|string - an array containing the username as first value, and optionally the
+                                //   password as the second one; or string like username:password - enabling HTTP Basic
+                                //   authentication (RFC 7617)
         'auth_bearer' => null,  // string - a token enabling HTTP Bearer authorization (RFC 6750)
         'query' => [],          // string[] - associative array of query string values to merge with the request's URL
         'headers' => [],        // iterable|string[]|string[][] - headers names provided as keys or as part of values
@@ -37,16 +39,16 @@ interface HttpClientInterface
                                 //   the JSON-encoded value and set the "content-type" headers to a JSON-compatible
                                 //   value it is they are not defined - typically "application/json"
         'user_data' => null,    // mixed - any extra data to attach to the request (scalar, callable, object...) that
-                                //         MUST be available via $response->getInfo('data') - not used internally
+                                //   MUST be available via $response->getInfo('data') - not used internally
         'max_redirects' => 20,  // int - the maximum number of redirects to follow; a value lower or equal to 0 means
-                                //       redirects should not be followed; "Authorization" and "Cookie" headers MUST
-                                //       NOT follow except for the initial host name
+                                //   redirects should not be followed; "Authorization" and "Cookie" headers MUST
+                                //   NOT follow except for the initial host name
         'http_version' => null, // string - defaults to the best supported version, typically 1.1 or 2.0
         'base_uri' => null,     // string - the URI to resolve relative URLs, following rules in RFC 3986, section 2
         'buffer' => true,       // bool - whether the content of the response should be buffered or not
         'on_progress' => null,  // callable(int $dlNow, int $dlSize, array $info) - throwing any exceptions MUST abort
-                                //      the request; it MUST be called on DNS resolution, on arrival of headers and on
-                                //      completion; it SHOULD be called on upload/download of data and at least 1/s
+                                //   the request; it MUST be called on DNS resolution, on arrival of headers and on
+                                //   completion; it SHOULD be called on upload/download of data and at least 1/s
         'resolve' => [],        // string[] - a map of host to IP address that SHOULD replace DNS resolution
         'proxy' => null,        // string - by default, the proxy-related env vars handled by curl SHOULD be honored
         'no_proxy' => null,     // string - a comma separated list of hosts that do not require a proxy to be reached