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-rw-r--r--doc/src/guide/handlers.ezdoc16
-rw-r--r--doc/src/guide/loop_handlers.ezdoc14
-rw-r--r--doc/src/guide/rest_handlers.ezdoc4
-rw-r--r--doc/src/guide/sub_protocols.ezdoc8
-rw-r--r--doc/src/guide/ws_handlers.ezdoc4
5 files changed, 23 insertions, 23 deletions
diff --git a/doc/src/guide/handlers.ezdoc b/doc/src/guide/handlers.ezdoc
index c0fb97e..9336488 100644
--- a/doc/src/guide/handlers.ezdoc
+++ b/doc/src/guide/handlers.ezdoc
@@ -14,8 +14,8 @@ defined during the ^"router configuration^routing^.
A handler that does nothing would look like this:
``` erlang
-init(Req, Opts) ->
- {ok, Req, Opts}.
+init(Req, _Opts) ->
+ {ok, Req, #state{}}.
```
Despite sending no reply, a `204 No Content` reply will be
@@ -25,11 +25,11 @@ sent for every request.
We need to use the Req object for sending a reply.
``` erlang
-init(Req, Opts) ->
+init(Req, _Opts) ->
Req2 = cowboy_req:reply(200, [
{<<"content-type">>, <<"text/plain">>}
], <<"Hello World!">>, Req),
- {ok, Req2, Opts}.
+ {ok, Req2, #state{}}.
```
As you can see we return a 3-tuple. `ok` means that the
@@ -60,15 +60,15 @@ return the name of the handler type you want to use. The
following snippet switches to a Websocket handler:
``` erlang
-init(Req, Opts) ->
- {cowboy_websocket, Req, Opts}.
+init(Req, _Opts) ->
+ {cowboy_websocket, Req, #state{}}.
```
You can also switch to your own custom handler type:
``` erlang
-init(Req, Opts) ->
- {my_handler_type, Req, Opts}.
+init(Req, _Opts) ->
+ {my_handler_type, Req, #state{}}.
```
How to implement a custom handler type is described in the
diff --git a/doc/src/guide/loop_handlers.ezdoc b/doc/src/guide/loop_handlers.ezdoc
index 879013b..47893a9 100644
--- a/doc/src/guide/loop_handlers.ezdoc
+++ b/doc/src/guide/loop_handlers.ezdoc
@@ -34,8 +34,8 @@ process enter hibernation until a message is received.
This snippet enables the loop handler.
``` erlang
-init(Req, Opts) ->
- {cowboy_loop, Req, Opts}.
+init(Req, _Opts) ->
+ {cowboy_loop, Req, #state{}}.
```
However it is largely recommended that you set a timeout
@@ -43,8 +43,8 @@ value. The next example sets a timeout value of 30s and
also makes the process hibernate.
``` erlang
-init(Req, Opts) ->
- {cowboy_loop, Req, Opts, 30000, hibernate}.
+init(Req, _Opts) ->
+ {cowboy_loop, Req, #state{}, 30000, hibernate}.
```
:: Receive loop
@@ -94,9 +94,9 @@ a chunk is sent every time a `chunk` message is received,
and the loop is stopped by sending an `eof` message.
``` erlang
-init(Req, Opts) ->
- Req2 = cowboy_req:chunked_reply(200, [], Req),
- {cowboy_loop, Req2, Opts}.
+init(Req, _Opts) ->
+ Req2 = cowboy_req:chunked_reply(200, [], Req),
+ {cowboy_loop, Req2, #state{}}.
info(eof, Req, State) ->
{stop, Req, State};
diff --git a/doc/src/guide/rest_handlers.ezdoc b/doc/src/guide/rest_handlers.ezdoc
index e09790a..e6bb092 100644
--- a/doc/src/guide/rest_handlers.ezdoc
+++ b/doc/src/guide/rest_handlers.ezdoc
@@ -13,8 +13,8 @@ to all handlers. To use REST for the current request, this function
must return a `cowboy_rest` tuple.
``` erlang
-init(Req, Opts) ->
- {cowboy_rest, Req, Opts}.
+init(Req, _Opts) ->
+ {cowboy_rest, Req, #state{}}.
```
Cowboy will then switch to the REST protocol and start executing
diff --git a/doc/src/guide/sub_protocols.ezdoc b/doc/src/guide/sub_protocols.ezdoc
index d34f21e..54e57aa 100644
--- a/doc/src/guide/sub_protocols.ezdoc
+++ b/doc/src/guide/sub_protocols.ezdoc
@@ -14,8 +14,8 @@ the name of the sub protocol module. Everything past this point
is handled by the sub protocol.
``` erlang
-init(Req, Opts) ->
- {cowboy_websocket, Req, Opts}.
+init(Req, _Opts) ->
+ {cowboy_websocket, Req, #state{}}.
```
The return value may also have a `Timeout` value and/or the
@@ -28,8 +28,8 @@ protocol, sets the timeout value to 5 seconds and enables
hibernation:
``` erlang
-init(Req, Opts) ->
- {my_protocol, Req, Opts, 5000, hibernate}.
+init(Req, _Opts) ->
+ {my_protocol, Req, #state{}, 5000, hibernate}.
```
If a sub protocol does not make use of these options, it should
diff --git a/doc/src/guide/ws_handlers.ezdoc b/doc/src/guide/ws_handlers.ezdoc
index 4cdf526..a0cfc29 100644
--- a/doc/src/guide/ws_handlers.ezdoc
+++ b/doc/src/guide/ws_handlers.ezdoc
@@ -16,8 +16,8 @@ to all handlers. To establish a Websocket connection, this function
must return a `ws` tuple.
``` erlang
-init(Req, Opts) ->
- {cowboy_websocket, Req, Opts}.
+init(Req, _Opts) ->
+ {cowboy_websocket, Req, #state{}}.
```
Upon receiving this tuple, Cowboy will switch to the code