Use FQNs and add some breathing space.

Author: johnbillion

functionMap.php

@@ -1,6 +1,6 @@
 <?php
 
-$httpReturnType = 'array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error';
+$httpReturnType = 'array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error';
 
 /**
  * This array is in the same format as the function map array in PHPStan:

wordpress-stubs.php

@@ -40703,7 +40703,7 @@ class WP_Http
          *   filename?: string,
          *   limit_response_size?: int,
          * } $args
-         * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+         * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
          */
         public function request($url, $args = array())
         {
@@ -40792,7 +40792,7 @@ private function _dispatch_request($url, $args)
          * @param string|array $args Optional. Override the defaults.
          * @return array|WP_Error Array containing 'headers', 'body', 'response', 'cookies', 'filename'.
          *                        A WP_Error instance upon error.
-         * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+         * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
          */
         public function post($url, $args = array())
         {
@@ -40808,7 +40808,7 @@ public function post($url, $args = array())
          * @param string|array $args Optional. Override the defaults.
          * @return array|WP_Error Array containing 'headers', 'body', 'response', 'cookies', 'filename'.
          *                        A WP_Error instance upon error.
-         * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+         * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
          */
         public function get($url, $args = array())
         {
@@ -40824,7 +40824,7 @@ public function get($url, $args = array())
          * @param string|array $args Optional. Override the defaults.
          * @return array|WP_Error Array containing 'headers', 'body', 'response', 'cookies', 'filename'.
          *                        A WP_Error instance upon error.
-         * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+         * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
          */
         public function head($url, $args = array())
         {
@@ -104018,7 +104018,7 @@ function _wp_http_get_object()
      * @param string $url  URL to retrieve.
      * @param array  $args Optional. Request arguments. Default empty array.
      * @return array|WP_Error The response or WP_Error on failure.
-     * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+     * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
      */
     function wp_safe_remote_request($url, $args = array())
     {
@@ -104037,7 +104037,7 @@ function wp_safe_remote_request($url, $args = array())
      * @param string $url  URL to retrieve.
      * @param array  $args Optional. Request arguments. Default empty array.
      * @return array|WP_Error The response or WP_Error on failure.
-     * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+     * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
      */
     function wp_safe_remote_get($url, $args = array())
     {
@@ -104056,7 +104056,7 @@ function wp_safe_remote_get($url, $args = array())
      * @param string $url  URL to retrieve.
      * @param array  $args Optional. Request arguments. Default empty array.
      * @return array|WP_Error The response or WP_Error on failure.
-     * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+     * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
      */
     function wp_safe_remote_post($url, $args = array())
     {
@@ -104075,7 +104075,7 @@ function wp_safe_remote_post($url, $args = array())
      * @param string $url  URL to retrieve.
      * @param array  $args Optional. Request arguments. Default empty array.
      * @return array|WP_Error The response or WP_Error on failure.
-     * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+     * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
      */
     function wp_safe_remote_head($url, $args = array())
     {
@@ -104116,7 +104116,7 @@ function wp_safe_remote_head($url, $args = array())
      *   cookies: WP_HTTP_Cookie[],
      *   http_response: WP_HTTP_Requests_Response|null,
      * }
-     * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+     * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
      */
     function wp_remote_request($url, $args = array())
     {
@@ -104132,7 +104132,7 @@ function wp_remote_request($url, $args = array())
      * @param string $url  URL to retrieve.
      * @param array  $args Optional. Request arguments. Default empty array.
      * @return array|WP_Error The response or WP_Error on failure.
-     * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+     * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
      */
     function wp_remote_get($url, $args = array())
     {
@@ -104148,7 +104148,7 @@ function wp_remote_get($url, $args = array())
      * @param string $url  URL to retrieve.
      * @param array  $args Optional. Request arguments. Default empty array.
      * @return array|WP_Error The response or WP_Error on failure.
-     * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+     * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
      */
     function wp_remote_post($url, $args = array())
     {
@@ -104164,7 +104164,7 @@ function wp_remote_post($url, $args = array())
      * @param string $url  URL to retrieve.
      * @param array  $args Optional. Request arguments. Default empty array.
      * @return array|WP_Error The response or WP_Error on failure.
-     * @phpstan-return array{headers:Requests_Utility_CaseInsensitiveDictionary,body:string,response:array{code:int,message:string},cookies:array<int,WP_HTTP_Cookie>,filename:string|null,http_response:WP_HTTP_Requests_Response}|WP_Error
+     * @phpstan-return array{headers: \Requests_Utility_CaseInsensitiveDictionary, body: string, response: array{code: int,message: string}, cookies: array<int, \WP_HTTP_Cookie>, filename: string|null, http_response: \WP_HTTP_Requests_Response}|\WP_Error
      */
     function wp_remote_head($url, $args = array())
     {