From 5ee9c201f874dd27dec2d6fc9a4bc0bd4c96a7e0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Viktor=20S=C3=B6derqvist?= <viktor.soderqvist@est.tech>
Date: Tue, 14 May 2024 11:59:03 +0200
Subject: [PATCH] Include event handler state in gun:info/1 result
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Adds event_handler and event_handler_state in the map returned by
gun:info/1.

Signed-off-by: Viktor Söderqvist <viktor.soderqvist@est.tech>

Merged PR:
https://github.com/ninenines/gun/pull/336
---
 doc/src/manual/gun.info.asciidoc | 28 ++++++++++++++++------------
 src/gun.erl                      |  8 ++++++--
 2 files changed, 22 insertions(+), 14 deletions(-)

diff --git a/doc/src/manual/gun.info.asciidoc b/doc/src/manual/gun.info.asciidoc
index db0916d6..fdd443ff 100644
--- a/doc/src/manual/gun.info.asciidoc
+++ b/doc/src/manual/gun.info.asciidoc
@@ -12,18 +12,20 @@ info(ConnPid) -> Info
 
 ConnPid :: pid()
 Info :: #{
-    owner          => pid(),
-    socket         => inet:socket() | ssl:sslsocket(),
-    transport      => tcp | tls,
-    protocol       => http | http2 | socks | ws,
-    sock_ip        => inet:ip_address(),
-    sock_port      => inet:port_number(),
-    origin_scheme  => binary() | undefined,
-    origin_host    => inet:hostname() | inet:ip_address(),
-    origin_port    => inet:port_number(),
-    intermediaries => [Intermediary],
-    cookie_store   => gun_cookies:cookie_store(),
-    state_name     => atom()
+    owner               => pid(),
+    socket              => inet:socket() | ssl:sslsocket(),
+    transport           => tcp | tls,
+    protocol            => http | http2 | socks | ws,
+    sock_ip             => inet:ip_address(),
+    sock_port           => inet:port_number(),
+    origin_scheme       => binary() | undefined,
+    origin_host         => inet:hostname() | inet:ip_address(),
+    origin_port         => inet:port_number(),
+    intermediaries      => [Intermediary],
+    cookie_store        => gun_cookies:cookie_store(),
+    state_name          => atom(),
+    event_handler       => module(),
+    event_handler_state => any()
 }
 Intermediary :: #{
     type      => connect | socks5,
@@ -49,6 +51,8 @@ the connection.
 
 == Changelog
 
+* *TBD*: The values `event_handler` and `event_handler_state` were
+         added.
 * *2.0*: The values `owner`, `origin_scheme` and `cookie_store` were
          added.
 * *1.3*: The values `socket`, `transport`, `protocol`, `origin_host`,
diff --git a/src/gun.erl b/src/gun.erl
index 54dbd722..35848d37 100644
--- a/src/gun.erl
+++ b/src/gun.erl
@@ -490,7 +490,9 @@ info(ServerPid) ->
 		origin_host=OriginHost,
 		origin_port=OriginPort,
 		intermediaries=Intermediaries,
-		cookie_store=CookieStore
+		cookie_store=CookieStore,
+		event_handler=EventHandler,
+		event_handler_state=EventHandlerState
 	}} = sys:get_state(ServerPid),
 	Info0 = #{
 		owner => Owner,
@@ -508,7 +510,9 @@ info(ServerPid) ->
 		origin_port => OriginPort,
 		intermediaries => intermediaries_info(Intermediaries, []),
 		cookie_store => CookieStore,
-		state_name => CurrentStateName
+		state_name => CurrentStateName,
+		event_handler => EventHandler,
+		event_handler_state => EventHandlerState
 	},
 	Info = case Socket of
 		undefined ->